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基于Sql Server 2008的分布式数据库的实践（五）

WBOY
Release： 2016-06-13 10:17:41
Original
919 people have browsed it

程序设计

-----------------------------------------------------------------------------------------------------------------

Index.php————选择界面，并且实现学生和老师的注册

sql_ini.php————SQL配置文件

./student————学生的后台

./admin————老师的后台

-----------------------------------------------------------------------------------------------------------------

./student

cookie.php————cookie转跳文件

index1.php————后台界面

login.php————登录界面

loginout.php————cookie注销处理

main.php————主界面

menu.php————后台菜单

sclass.php————显示学生选课信息

score.php-————显示学生成绩

sinfo.php————显示*

sql_ini.php————SQL配置文件

up.php————后台表单处理文件

-----------------------------------------------------------------------------------------------------------------

./admin

class.php————显示老师课程信息

cookie.php————cookie转跳文件

index1.php————后台界面

info.php————显示老师资料（有权限设置）

login.php————登录界面

loginout.php————cookie注销处理

main.php————主界面

menu.php————后台菜单

score.php-————登记学生成绩

sql_ini.php————SQL配置文件

up.php————后台表单处理文件

程序解释

学生注册

<span  1</span> <span if</span>(<span isset</span>(<span $_POST</span>['addstudent'<span ]))
</span><span  2</span> <span {
</span><span  3</span>     <span //</span><span 判断是否有空，即没有输入的</span>
<span  4</span>     <span if</span>((<span $_POST</span>['sname']=='')||(<span $_POST</span>['sex']=='')||(<span $_POST</span>['school']=='')||(<span $_POST</span>['scount']=='')||(<span $_POST</span>['spwd1']=='')||(<span $_POST</span>['spwd2']==''<span ))
</span><span  5</span> <span     {
</span><span  6</span>         <span echo</span> '请输全信息！'<span ;
</span><span  7</span>         <span exit</span><span ();
</span><span  8</span> <span     }
</span><span  9</span>     <span //</span><span 把传递的数据赋值到变量里面</span>
<span 10</span>     <span $sname</span>=<span $_POST</span>['sname'<span ];
</span><span 11</span>     <span $sex</span>=<span $_POST</span>['sex'<span ];
</span><span 12</span>     <span $school</span>=<span $_POST</span>['school'<span ];
</span><span 13</span>     <span $scount</span>=<span $_POST</span>['scount'<span ];
</span><span 14</span>     <span $spwd1</span>=<span $_POST</span>['spwd1'<span ];
</span><span 15</span>     <span $spwd2</span>=<span $_POST</span>['spwd2'<span ];
</span><span 16</span>     <span $sid</span>=<span rand</span>(1,9999);<span //</span><span 随机一个学号
</span><span 17</span> <span     //判断两次密码是不是相同</span>
<span 18</span>     <span if</span>(<span $spwd1</span>==<span $spwd2</span><span )
</span><span 19</span> <span     {
</span><span 20</span>         <span //</span><span SQL Server 对数据处理前的操作</span>
<span 21</span> <span         sql();
</span><span 22</span>         <span //</span><span SQL语句</span>
<span 23</span>         <span $sql</span>="select * from [V3].[dbo].[V3_student]"<span ;
</span><span 24</span>         <span $result</span> = mssql_query(<span $sql</span><span );
</span><span 25</span>         <span //</span><span 从结果集中取得一行作为关联数组</span>
<span 26</span>         <span while</span> (<span $row</span> = mssql_fetch_array(<span $result</span>,<span  MSSQL_ASSOC))
</span><span 27</span> <span         {
</span><span 28</span>             <span //</span><span 二次判断是否登录帐号重复</span>
<span 29</span>             <span if</span>(<span $row</span>['scount']==<span $scount</span><span )
</span><span 30</span> <span             {
</span><span 31</span>                 <span //</span><span 报错并终止</span>
<span 32</span>                 <span echo</span> ("已经有人申请了这个帐号！"<span );
</span><span 33</span>                 <span exit</span><span ();        
</span><span 34</span> <span             }
</span><span 35</span> <span         }
</span><span 36</span>         <span //</span><span SQL语句插入到视图里面</span>
<span 37</span>         <span $sql_add</span>="<span INSERT INTO [V3].[dbo].[V3_student] ([sid],[sex],[sname],[school],[scount],[spwd]) 
</span><span 38</span>                         VALUES (".<span $sid</span>.",'".<span $sex</span>."','".<span $sname</span>."','".<span $school</span>."','".<span $scount</span>."','".<span $spwd1</span>."')"<span ;
</span><span 39</span>         <span $result_add</span> = mssql_query(<span $sql_add</span><span );
</span><span 40</span>         <span //</span><span 对SQL操作的结果的判断</span>
<span 41</span>         <span if</span>(<span $result_add</span><span )
</span><span 42</span>             {<span echo</span> "<center>注册成功！</center>"<span ;}
</span><span 43</span>         <span else</span> 
<span 44</span>             {<span echo</span> "sql出错！"<span ;}
</span><span 45</span> <span     }
</span><span 46</span>     <span else</span>
<span 47</span> <span     {
</span><span 48</span>         <span //</span><span 密码不相同报错并终止</span>
<span 49</span>         <span echo</span> ("两次密码不对"<span );
</span><span 50</span>         <span exit</span><span ();
</span><span 51</span> <span     }
</span><span 52</span> }
Copy after login

老师注册

<span  1</span> <span if</span>(<span isset</span>(<span $_POST</span>['addadmin'<span ]))
</span><span  2</span> <span {
</span><span  3</span>     <span //</span><span 判断是否有空，即没有输入的</span>
<span  4</span>     <span if</span>((<span $_POST</span>['name']=='')||(<span $_POST</span>['sex']=='')||(<span $_POST</span>['age']=='')||(<span $_POST</span>['count']=='')||(<span $_POST</span>['pwd']=='')||(<span $_POST</span>['pwd2']=='')||(<span $_POST</span>['ageage']=='')||(<span $_POST</span>['tel']=='')||(<span $_POST</span>['address']==''<span ))
</span><span  5</span> <span     {
</span><span  6</span>         <span echo</span> '请输全信息！'<span ;
</span><span  7</span>         <span exit</span><span ();
</span><span  8</span> <span     }    
</span><span  9</span>     <span //</span><span 把传递的数据赋值到变量里面</span>
<span 10</span>     <span $tname</span>=<span $_POST</span>['name'<span ];
</span><span 11</span>     <span $tsex</span>=<span $_POST</span>['sex'<span ];
</span><span 12</span>     <span $tage</span>=<span $_POST</span>['age'<span ];
</span><span 13</span>     <span $tcount</span>=<span $_POST</span>['count'<span ];
</span><span 14</span>     <span $tpwd</span>=<span $_POST</span>['pwd'<span ];
</span><span 15</span>     <span $tpwd2</span>=<span $_POST</span>['pwd2'<span ];
</span><span 16</span>     <span $age</span>=<span $_POST</span>['ageage'<span ];
</span><span 17</span>     <span $tel</span>=<span $_POST</span>['tel'<span ];
</span><span 18</span>     <span $address</span>=<span $_POST</span>['address'<span ];    
</span><span 19</span>     <span $tsuper</span>=1<span ;
</span><span 20</span>     <span $tidid</span>=<span rand</span>(1,9999<span );
</span><span 21</span>     <span //</span><span 判断两次密码是否相同</span>
<span 22</span>     <span if</span>(<span $tpwd</span>==<span $tpwd2</span><span )
</span><span 23</span> <span     {
</span><span 24</span>         <span //</span><span SQL Server 对数据处理前的操作</span>
<span 25</span> <span         sql();
</span><span 26</span>         <span //</span><span SQL语句</span>
<span 27</span>         <span $sql</span>="select * from [V3].[dbo].[teacher]"<span ;
</span><span 28</span>         <span $result</span> = mssql_query(<span $sql</span><span );
</span><span 29</span>         <span //</span><span 从结果集中取得一行作为关联数组</span>
<span 30</span>         <span while</span> (<span $row</span> = mssql_fetch_array(<span $result</span>,<span  MSSQL_ASSOC)) 
</span><span 31</span> <span         {
</span><span 32</span>             <span //</span><span 二次判断是否登录帐号重复</span>
<span 33</span>             <span if</span>(<span $row</span>['tcount']==<span $tcount</span><span )
</span><span 34</span> <span             {
</span><span 35</span>                 <span //</span><span 报错并终止</span>
<span 36</span>                 <span echo</span> ("已经有人申请了这个帐号！"<span );
</span><span 37</span>                 <span exit</span><span ();                
</span><span 38</span> <span             }
</span><span 39</span> <span         }
</span><span 40</span>         <span $sql_add</span>="EXEC [V3].[dbo].[V3_teacher] ".<span $tidid</span>.",'".<span $tname</span>."', '".<span $tage</span>."', '".<span $tsex</span>."', '".<span $tcount</span>."', '".<span $tpwd</span>."', '".<span $tsuper</span>."','".<span $age</span>."','".<span $tel</span>."','".<span $address</span>."'"<span ;
</span><span 41</span>         <span $result_add</span> = mssql_query(<span $sql_add</span><span );
</span><span 42</span>         <span if</span>(<span $result_add</span><span )
</span><span 43</span>             {<span echo</span> "<center>注册成功！</center>"<span ;}
</span><span 44</span>         <span else</span> 
<span 45</span>             {<span echo</span> "sql出错！"<span ;}    
</span><span 46</span> <span     }
</span><span 47</span>     <span else</span>
<span 48</span> <span     {
</span><span 49</span>         <span //</span><span 报错并终止</span>
<span 50</span>         <span echo</span> ("两次密码不对"<span );
</span><span 51</span>         <span exit</span><span ();
</span><span 52</span> <span     }
</span><span 53</span> }
Copy after login

学生登录和查看资料

<span  1</span> <span //</span><span cookie传递id</span>
<span  2</span>     <span $sid</span>=<span $_COOKIE</span>['uid'<span ];
</span><span  3</span> <span     sql();
</span><span  4</span>     <span //</span><span SQL 语句</span>
<span  5</span>     <span $query</span> = "SELECT * FROM [V3].[dbo].[V3_student] where [sid]=".<span $sid</span>.""<span ;
</span><span  6</span>     <span $result</span> = mssql_query(<span $query</span><span );
</span><span  7</span>     <span //</span><span 取得这个表有多少列</span>
<span  8</span>     <span $db_t_num</span>=mssql_num_fields(<span $result</span><span );
</span><span  9</span>     <span //</span><span 保存字段中文含义</span>
<span 10</span>     <span $arrname</span>[0]='学号'<span ;
</span><span 11</span>     <span $arrname</span>[1]='姓名'<span ;
</span><span 12</span>     <span $arrname</span>[2]='学院'<span ;
</span><span 13</span>     <span $arrname</span>[3]='帐号'<span ;
</span><span 14</span>     <span $arrname</span>[4]='密码'<span ;
</span><span 15</span>     <span /*</span><span ******************
</span><span 16</span> <span             HTML表格输出
</span><span 17</span> <span     ******************</span><span */</span>
<span 18</span>     <span echo</span> "<table border='1' >\n"<span ;
</span><span 19</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 20</span>     <span for</span>(<span $num</span>=0;<span $num</span><<span $db_t_num</span>;<span $num</span>++<span )
</span><span 21</span> <span     {
</span><span 22</span>         <span //</span><span 输出字段中文含义</span>
<span 23</span>         <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 24</span> <span     }
</span><span 25</span>     <span echo</span> "\t</tr>\n"<span ;
</span><span 26</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result</span>,<span  MSSQL_ASSOC)) 
</span><span 27</span> <span     { 
</span><span 28</span>         <span //</span><span 输出内容</span>
<span 29</span>       <span echo</span> "\t<tr>\n"<span ;
</span><span 30</span>             <span echo</span> '<td>'.<span $row</span>["sid"].'</td>'<span ;
</span><span 31</span>             <span echo</span> '<td>'.<span $row</span>["sname"].'</td>'<span ;
</span><span 32</span>             <span echo</span> '<td>'.<span $row</span>["school"].'</td>'<span ;
</span><span 33</span>             <span echo</span> '<td>'.<span $row</span>["scount"].'</td>'<span ;
</span><span 34</span>             <span echo</span> '<td>******</td>';<span //</span><span 隐藏的写法</span>
<span 35</span>         <span echo</span> "\t</tr>\n"<span ;
</span><span 36</span> <span     }
</span><span 37</span>     <span echo</span> "</table>\n"<span ;    
</span><span 38</span>     <span //</span><span 释放SQL链接</span>
<span 39</span>     mssql_free_result(<span $result</span>);
Copy after login

学生选课

<span  1</span> <span //</span><span GET得到是选课操作</span>
<span  2</span> <span if</span>(<span $_GET</span>['action']=='do'<span )
</span><span  3</span> <span {
</span><span  4</span>     <span //</span><span cookie传递sid</span>
<span  5</span>     <span $id</span>=<span $_COOKIE</span>["uid"<span ];
</span><span  6</span> <span     sql();
</span><span  7</span>     <span //</span><span sid选了什么课，使check打上勾</span>
<span  8</span>     <span $sql_do</span>="SELECT * FROM [V3].[dbo].[class] where [sid]=".<span $id</span>.""<span ;
</span><span  9</span>     <span $result_do</span> = mssql_query(<span $sql_do</span><span );
</span><span 10</span>     <span $ii</span>=0;<span //</span><span 保存学生所选的课</span>
<span 11</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result_do</span>,<span  MSSQL_ASSOC)) 
</span><span 12</span> <span     {
</span><span 13</span>         <span $s_cid_do</span>[<span $ii</span>]=<span $row</span>['cid'<span ];
</span><span 14</span>         <span $ii</span>++<span ;
</span><span 15</span> <span     }     
</span><span 16</span>     
<span 17</span>     <span //</span><span SQL语句通过默认学生sid=0取得课名cname和课号cid和老师tid</span>
<span 18</span>     <span $sql_class</span>="SELECT * FROM [V3].[dbo].[class] where [sid] = 0"<span ;
</span><span 19</span>     <span $result_class</span> = mssql_query(<span $sql_class</span><span );    
</span><span 20</span>     <span $i</span>=0;<span //</span><span 保存有多少行</span>
<span 21</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result_class</span>,<span  MSSQL_ASSOC)) 
</span><span 22</span> <span     {
</span><span 23</span>         <span $class_tid</span>[<span $i</span>]=<span $row</span>['tid'<span ];
</span><span 24</span>         <span $class_cid</span>[<span $i</span>]=<span $row</span>['cid'<span ];
</span><span 25</span>         <span $class_name</span>[<span $i</span>]=<span $row</span>['cname'<span ];
</span><span 26</span>         <span $i</span>++<span ;
</span><span 27</span> <span     }
</span><span 28</span>     <span //</span><span SQL语句通过tid取得老师名字，教学年龄和性别</span>
<span 29</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 30</span> <span     {
</span><span 31</span>         <span $sql_t</span>[<span $a</span>]="SELECT * FROM [V3].[dbo].[teacher] where [tid]=".<span $class_tid</span>[<span $a</span>].""<span ;
</span><span 32</span>         <span $result_t</span>[<span $a</span>]= mssql_query(<span $sql_t</span>[<span $a</span><span ]);
</span><span 33</span>         <span while</span> (<span $class_t</span> = mssql_fetch_array(<span $result_t</span>[<span $a</span>],<span  MSSQL_ASSOC)) 
</span><span 34</span> <span         {
</span><span 35</span>             <span $class_tsex</span>[<span $a</span>]=<span $class_t</span>['tsex'<span ];
</span><span 36</span>             <span $class_tage</span>[<span $a</span>]=<span $class_t</span>['tage'<span ];
</span><span 37</span>             <span $class_tname</span>[<span $a</span>]=<span $class_t</span>['tname'<span ];
</span><span 38</span> <span         }     
</span><span 39</span> <span     }
</span><span 40</span>     <span //</span><span 保存字段中文含义</span>
<span 41</span>     <span $arrname</span>[0]='课号'<span ;
</span><span 42</span>     <span $arrname</span>[1]='课名'<span ;
</span><span 43</span>     <span $arrname</span>[2]='老师名字'<span ;
</span><span 44</span>     <span $arrname</span>[3]='老师编号'<span ;
</span><span 45</span>     <span $arrname</span>[4]='老师教学年龄'<span ;
</span><span 46</span>     <span $arrname</span>[5]='老师性别'<span ;
</span><span 47</span>     <span $arrname</span>[6]='选课'<span ;
</span><span 48</span>     <span /*</span><span ******************
</span><span 49</span> <span             HTML表格输出
</span><span 50</span> <span     ******************</span><span */</span>
<span 51</span>     <span echo</span> '<form action="up.php" method="POST">'<span ;
</span><span 52</span>     <span echo</span> "<table border='1' >\n"<span ;
</span><span 53</span>     <span echo</span> "\t<tr><td colspan='7' align='center'>选课系统</td></tr>\n"<span ;
</span><span 54</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 55</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 56</span>     <span //</span><span 有6列</span>
<span 57</span>     <span for</span>(<span $num</span>=0;<span $num</span><7;<span $num</span>++<span )
</span><span 58</span> <span     {
</span><span 59</span>         <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 60</span> <span     }
</span><span 61</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 62</span> <span     {
</span><span 63</span>         <span //</span><span check初始化</span>
<span 64</span>         <span $check</span> = ''<span ;
</span><span 65</span>         <span //</span><span 判断是男是女</span>
<span 66</span>         <span if</span>(<span $class_tsex</span>[<span $a</span>]=='0'<span )
</span><span 67</span>                 <span $class_tsex</span>[<span $a</span>]='男'<span ;
</span><span 68</span>         <span else</span>
<span 69</span>                 <span $class_tsex</span>[<span $a</span>]='女'<span ;
</span><span 70</span>         <span //</span><span 判断选了这门课</span>
<span 71</span>         <span for</span>(<span $b</span>=0;<span $b</span><<span $ii</span>;<span $b</span>++<span )
</span><span 72</span> <span         {
</span><span 73</span>             <span if</span>(<span $class_cid</span>[<span $a</span>]==<span $s_cid_do</span>[<span $b</span><span ])
</span><span 74</span> <span             {
</span><span 75</span>                 <span $check</span> = 'checked'<span ;
</span><span 76</span> <span             }
</span><span 77</span> <span         }
</span><span 78</span>         <span echo</span> "\t<tr>\n"<span ;
</span><span 79</span>             <span echo</span> '<td>'.<span $class_cid</span>[<span $a</span>].'</td>'<span ;
</span><span 80</span>             <span echo</span> '<td>'.<span $class_name</span>[<span $a</span>].'</td>'<span ;
</span><span 81</span>             <span echo</span> '<td>'.<span $class_tname</span>[<span $a</span>].'</td>'<span ;
</span><span 82</span>             <span echo</span> '<td>'.<span $class_tid</span>[<span $a</span>].'</td>'<span ;
</span><span 83</span>             <span echo</span> '<td>'.<span $class_tage</span>[<span $a</span>].'</td>'<span ;
</span><span 84</span>             <span echo</span> '<td>'.<span $class_tsex</span>[<span $a</span>].'</td>'<span ;
</span><span 85</span>             <span echo</span> '<td><input type="checkbox" name=pa_'.<span $class_cid</span>[<span $a</span>].' '.<span $check</span>.'></td>';<span //</span><span name=pa_'.$class_cid[$a]这样写是为了出现BUG</span>
<span 86</span>         <span echo</span> "\t</tr>\n"<span ;
</span><span 87</span> <span     }
</span><span 88</span>     <span echo</span> "\t<tr><td colspan='7' align='center'><input type='submit' name='sub' value='确认课程'></td></tr>\n"<span ;
</span><span 89</span>     <span echo</span> "</table>\n"<span ;
</span><span 90</span>     <span echo</span> "</form>"<span ;
</span><span 91</span> }
Copy after login

学生退课

<span  1</span> <span //</span><span GET传递操作，为退课操作</span>
<span  2</span> <span if</span>(<span $_GET</span>['action']=='mine'<span )
</span><span  3</span> <span {
</span><span  4</span>     <span //</span><span cookie传递sid</span>
<span  5</span>     <span $id</span>=<span $_COOKIE</span>["uid"<span ];
</span><span  6</span> <span     sql();
</span><span  7</span>     <span //</span><span SQL语句通过学号sid取得课号cid和tid和课名</span>
<span  8</span>     <span $sql_s</span>="SELECT * FROM [V3].[dbo].[class] where [sid]=".<span $id</span>.""<span ;
</span><span  9</span>     <span $result_s</span> = mssql_query(<span $sql_s</span><span );
</span><span 10</span>     <span $i</span>=0;<span //</span><span 保存有多少行</span>
<span 11</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result_s</span>,<span  MSSQL_ASSOC)) 
</span><span 12</span> <span     {
</span><span 13</span>         <span $s_cid</span>[<span $i</span>]=<span $row</span>['cid'<span ];
</span><span 14</span>         <span $s_cname</span>[<span $i</span>]=<span $row</span>['cname'<span ];
</span><span 15</span>         <span $s_tid</span>[<span $i</span>]=<span $row</span>['tid'<span ];
</span><span 16</span>         <span $i</span>++<span ;
</span><span 17</span> <span     }     
</span><span 18</span>     <span //</span><span SQL语句通过tid得到上课的老师名字以及教学年龄和性别</span>
<span 19</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 20</span> <span     {
</span><span 21</span>         <span $sql_s_t</span>[<span $a</span>]="SELECT * from [V3].[dbo].[teacher] where [tid]=".<span $s_tid</span>[<span $a</span>].""<span ;
</span><span 22</span>         <span $result_s_t</span>[<span $a</span>] = mssql_query(<span $sql_s_t</span>[<span $a</span><span ]);
</span><span 23</span>         <span while</span> (<span $s_t</span> = mssql_fetch_array(<span $result_s_t</span>[<span $a</span>],<span  MSSQL_ASSOC)) 
</span><span 24</span> <span         {
</span><span 25</span>             <span $s_tsex</span>[<span $a</span>]=<span $s_t</span>['tsex'<span ];
</span><span 26</span>             <span $s_tage</span>[<span $a</span>]=<span $s_t</span>['tage'<span ];
</span><span 27</span>             <span $s_tname</span>[<span $a</span>]=<span $s_t</span>['tname'<span ];
</span><span 28</span> <span         }     
</span><span 29</span> <span     }
</span><span 30</span>     <span //</span><span 保存字段中文含义</span>
<span 31</span>     <span $arrname</span>[0]='课号'<span ;
</span><span 32</span>     <span $arrname</span>[1]='课名'<span ;
</span><span 33</span>     <span $arrname</span>[2]='老师名字'<span ;
</span><span 34</span>     <span $arrname</span>[3]='老师编号'<span ;
</span><span 35</span>     <span $arrname</span>[4]='老师教学年龄'<span ;
</span><span 36</span>     <span $arrname</span>[5]='老师性别'<span ;
</span><span 37</span>     <span $arrname</span>[6]='退课'<span ;
</span><span 38</span>     <span /*</span><span ******************
</span><span 39</span> <span             HTML表格输出
</span><span 40</span> <span     ******************</span><span */</span>
<span 41</span>     <span echo</span> '<form action="up.php" method="POST">'<span ;
</span><span 42</span>     <span echo</span> "<table border='1' >\n"<span ;
</span><span 43</span>     <span echo</span> "\t<tr><td colspan='7' align='center'>我选上的课</td></tr>\n"<span ;
</span><span 44</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 45</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 46</span>     <span //</span><span 有7列</span>
<span 47</span>     <span for</span>(<span $num</span>=0;<span $num</span><7;<span $num</span>++<span )
</span><span 48</span> <span     {
</span><span 49</span>         <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 50</span> <span     }
</span><span 51</span>     <span echo</span> "\t</tr>\n"<span ;
</span><span 52</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 53</span> <span     {
</span><span 54</span>         <span //</span><span 判断是男是女</span>
<span 55</span>         <span if</span>(<span $s_tsex</span>[<span $a</span>]=='0'<span )
</span><span 56</span>                 <span $s_tsex</span>[<span $a</span>]='男'<span ;
</span><span 57</span>         <span else</span>
<span 58</span>                 <span $s_tsex</span>[<span $a</span>]='女'<span ;
</span><span 59</span>         <span echo</span> "\t<tr>\n"<span ;
</span><span 60</span>             <span echo</span> '<td>'.<span $s_cid</span>[<span $a</span>].'</td>'<span ;
</span><span 61</span>             <span echo</span> '<td>'.<span $s_cname</span>[<span $a</span>].'</td>'<span ;
</span><span 62</span>             <span echo</span> '<td>'.<span $s_tname</span>[<span $a</span>].'</td>'<span ;
</span><span 63</span>             <span echo</span> '<td>'.<span $s_tid</span>[<span $a</span>].'</td>'<span ;
</span><span 64</span>             <span echo</span> '<td>'.<span $s_tage</span>[<span $a</span>].'</td>'<span ;
</span><span 65</span>             <span echo</span> '<td>'.<span $s_tsex</span>[<span $a</span>].'</td>'<span ;
</span><span 66</span>             <span echo</span> '<td><input type="checkbox" name="ma_'.<span $s_cid</span>[<span $a</span>].'" ></td></td>'<span ;
</span><span 67</span>         <span echo</span> "\t</tr>\n"<span ;
</span><span 68</span> <span     }
</span><span 69</span>     <span echo</span> "\t<tr><td colspan='7' align='center'><input type='submit' name='delsub' value='确认退课'></td></tr>\n"<span ;
</span><span 70</span>     <span echo</span> "</table>\n"<span ;
</span><span 71</span>     <span echo</span> "</form>"<span ;
</span><span 72</span> }
Copy after login

学生查看成绩

<span  1</span> <span //</span><span 通过cookie得到sid</span>
<span  2</span>     <span $id</span>=<span $_COOKIE</span>['uid'<span ];
</span><span  3</span> <span     sql();
</span><span  4</span>     <span //</span><span SQL语句通过学号sid取得课号cid和tid和课名</span>
<span  5</span>     <span $sql_s</span>="SELECT * FROM [V3].[dbo].[class] where [sid]=".<span $id</span>.""<span ;
</span><span  6</span>     <span $result_s</span> = mssql_query(<span $sql_s</span><span );
</span><span  7</span>     <span $i</span>=0;<span //</span><span 保存有多少行</span>
<span  8</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result_s</span>,<span  MSSQL_ASSOC)) 
</span><span  9</span> <span     {
</span><span 10</span>         <span $s_cid</span>[<span $i</span>]=<span $row</span>['cid'<span ];
</span><span 11</span>         <span $s_cname</span>[<span $i</span>]=<span $row</span>['cname'<span ];
</span><span 12</span>         <span $s_tid</span>[<span $i</span>]=<span $row</span>['tid'<span ];
</span><span 13</span>         <span $s_score</span>[<span $i</span>]=<span $row</span>['score'<span ];        
</span><span 14</span>         <span $i</span>++<span ;
</span><span 15</span> <span     }
</span><span 16</span>     <span //</span><span SQL语句通过tid得到上课的老师名字以及教学年龄和性别</span>
<span 17</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 18</span> <span     {
</span><span 19</span>         <span $sql_s_t</span>[<span $a</span>]="SELECT * from [V3].[dbo].[teacher] where [tid]=".<span $s_tid</span>[<span $a</span>].""<span ;
</span><span 20</span>         <span $result_s_t</span>[<span $a</span>] = mssql_query(<span $sql_s_t</span>[<span $a</span><span ]);
</span><span 21</span>         <span while</span> (<span $s_t</span> = mssql_fetch_array(<span $result_s_t</span>[<span $a</span>],<span  MSSQL_ASSOC)) 
</span><span 22</span> <span         {
</span><span 23</span>             <span $s_tsex</span>[<span $a</span>]=<span $s_t</span>['tsex'<span ];
</span><span 24</span>             <span $s_tage</span>[<span $a</span>]=<span $s_t</span>['tage'<span ];
</span><span 25</span>             <span $s_tname</span>[<span $a</span>]=<span $s_t</span>['tname'<span ];
</span><span 26</span> <span         }     
</span><span 27</span> <span     }
</span><span 28</span>     <span //</span><span 保存字段中文含义</span>
<span 29</span>     <span $arrname</span>[0]='课号'<span ;
</span><span 30</span>     <span $arrname</span>[1]='课名'<span ;
</span><span 31</span>     <span $arrname</span>[2]='老师名字'<span ;
</span><span 32</span>     <span $arrname</span>[3]='老师编号'<span ;
</span><span 33</span>     <span $arrname</span>[4]='老师教学年龄'<span ;
</span><span 34</span>     <span $arrname</span>[5]='老师性别'<span ;
</span><span 35</span>     <span $arrname</span>[6]='分数'<span ;     
</span><span 36</span>         <span /*</span><span ******************
</span><span 37</span> <span             HTML表格输出
</span><span 38</span> <span     ******************</span><span */</span>
<span 39</span>     <span echo</span> "<table border='1' >\n"<span ;
</span><span 40</span>     <span echo</span> "\t<tr><td colspan='7' align='center'>我选上的课</td></tr>\n"<span ;
</span><span 41</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 42</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 43</span>     <span //</span><span 有7列</span>
<span 44</span>     <span for</span>(<span $num</span>=0;<span $num</span><7;<span $num</span>++<span )
</span><span 45</span> <span     {
</span><span 46</span>         <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 47</span> <span     }
</span><span 48</span>     <span echo</span> "\t</tr>\n"<span ;
</span><span 49</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 50</span> <span     {
</span><span 51</span>         <span if</span>(<span $s_tsex</span>[<span $a</span>]=='0'<span )
</span><span 52</span>                 <span $s_tsex</span>[<span $a</span>]='男'<span ;
</span><span 53</span>         <span else</span>
<span 54</span>                 <span $s_tsex</span>[<span $a</span>]='女'<span ;
</span><span 55</span>         <span //</span><span 判断是否上成绩，若为999，则是没有上成绩</span>
<span 56</span>         <span if</span>(<span $s_score</span>[<span $a</span>]=='999'<span )
</span><span 57</span> <span         {
</span><span 58</span>             <span $s_score</span>[<span $a</span>]='未上成绩'<span ;
</span><span 59</span> <span         }
</span><span 60</span>         <span echo</span> "\t<tr>\n"<span ;
</span><span 61</span>             <span echo</span> '<td>'.<span $s_cid</span>[<span $a</span>].'</td>'<span ;
</span><span 62</span>             <span echo</span> '<td>'.<span $s_cname</span>[<span $a</span>].'</td>'<span ;
</span><span 63</span>             <span echo</span> '<td>'.<span $s_tname</span>[<span $a</span>].'</td>'<span ;
</span><span 64</span>             <span echo</span> '<td>'.<span $s_tid</span>[<span $a</span>].'</td>'<span ;
</span><span 65</span>             <span echo</span> '<td>'.<span $s_tage</span>[<span $a</span>].'</td>'<span ;
</span><span 66</span>             <span echo</span> '<td>'.<span $s_tsex</span>[<span $a</span>].'</td>'<span ;
</span><span 67</span>             <span echo</span> '<td>'.<span $s_score</span>[<span $a</span>].'</td>'<span ;
</span><span 68</span>             
<span 69</span>         <span echo</span> "\t</tr>\n"<span ;
</span><span 70</span> <span     }
</span><span 71</span>     <span echo</span> "</table>\n";
Copy after login

老师登录和查看所有资料（权限限制）

<span  1</span> <span //</span><span GET传递信息，显示所以老师（权限限制）</span>
<span  2</span> <span if</span>(<span $_GET</span>['people']=='all'<span )
</span><span  3</span> <span {
</span><span  4</span>     <span if</span>(<span $_COOKIE</span>["super"]=='10'<span )
</span><span  5</span> <span     {
</span><span  6</span> <span         sql();
</span><span  7</span>         <span //</span><span SQL 语句</span>
<span  8</span>         <span $query</span> = "SELECT * FROM [V3].[dbo].[teacher]"<span ;
</span><span  9</span>         <span $result</span> = mssql_query(<span $query</span><span );
</span><span 10</span>     
<span 11</span>         <span /*</span><span ******************
</span><span 12</span> <span                 HTML表格输出
</span><span 13</span> <span         ******************</span><span */</span>
<span 14</span>         <span echo</span> "<table border='1' >\n"<span ;
</span><span 15</span>         <span //</span><span 取得结果集中字段的数目</span>
<span 16</span>         <span $db_t_num</span>=mssql_num_fields(<span $result</span><span );
</span><span 17</span>         <span //</span><span 保存字段中文含义</span>
<span 18</span>         <span $arrname</span>[0]='编号'<span ;
</span><span 19</span>         <span $arrname</span>[1]='姓名'<span ;
</span><span 20</span>         <span $arrname</span>[2]='教学年龄'<span ;
</span><span 21</span>         <span $arrname</span>[3]='性别'<span ;
</span><span 22</span>         <span $arrname</span>[4]='登录帐号'<span ;
</span><span 23</span>         <span $arrname</span>[5]='登录密码'<span ;
</span><span 24</span>         <span $arrname</span>[6]='管理权限'<span ;
</span><span 25</span>         
<span 26</span>         <span echo</span> "\t<tr>\n"<span ;
</span><span 27</span>         <span for</span>(<span $num</span>=0;<span $num</span><<span $db_t_num</span>;<span $num</span>++<span )
</span><span 28</span> <span         {
</span><span 29</span>             <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 30</span> <span         }
</span><span 31</span>         <span echo</span> "\t</tr>\n"<span ;
</span><span 32</span>         <span //</span><span 从结果集中取得一行作为关联数组</span>
<span 33</span>         <span while</span> (<span $row</span> = mssql_fetch_array(<span $result</span>,<span  MSSQL_ASSOC)) 
</span><span 34</span> <span         { 
</span><span 35</span>             <span //</span><span 判断之后显示男女中文</span>
<span 36</span>             <span if</span>(<span $row</span>["tsex"]=='0'<span )
</span><span 37</span>                 <span $row</span>["tsex"]='男'<span ;
</span><span 38</span>             <span else</span>
<span 39</span>                 <span $row</span>["tsex"]='女'<span ;
</span><span 40</span>             <span //</span><span 判断是不是超级管理员</span>
<span 41</span>             <span if</span>(<span $row</span>["tsuper"]=='10'<span )
</span><span 42</span>                 <span $row</span>["tsuper"]='超级老师管理员'<span ;
</span><span 43</span>             <span else</span>
<span 44</span>                 <span $row</span>["tsuper"]='普通老师管理员'<span ;
</span><span 45</span>             
<span 46</span>                 <span //</span><span 输出内容</span>
<span 47</span>             <span echo</span> "\t<tr>\n"<span ;
</span><span 48</span>                     <span echo</span> '<td>'.<span $row</span>["tid"].'</td>'<span ;
</span><span 49</span>                     <span echo</span> '<td>'.<span $row</span>["tname"].'</td>'<span ;
</span><span 50</span>                     <span echo</span> '<td>'.<span $row</span>["tage"].'</td>'<span ;
</span><span 51</span>                     <span echo</span> '<td>'.<span $row</span>["tsex"].'</td>'<span ;
</span><span 52</span>                     <span echo</span> '<td>'.<span $row</span>["tcount"].'</td>'<span ;
</span><span 53</span>                     <span echo</span> '<td>******</td>';<span //</span><span 隐藏的写法</span>
<span 54</span>                     <span echo</span> '<td>'.<span $row</span>["tsuper"].'</td>'<span ;
</span><span 55</span>             <span echo</span> "\t</tr>\n"<span ;
</span><span 56</span> <span         }    
</span><span 57</span>         <span echo</span> "</table>\n"<span ;
</span><span 58</span>         
<span 59</span>         <span //</span><span 释放SQL链接</span>
<span 60</span>         mssql_free_result(<span $result</span><span );
</span><span 61</span> <span     }
</span><span 62</span>     <span else</span>
<span 63</span> <span     {
</span><span 64</span>         <span echo</span> "没有权限查看！"<span ;
</span><span 65</span> <span     }
</span><span 66</span> }
Copy after login

老师查看资料

<span  1</span> <span //</span><span GET传递信息，显示自己信息</span>
<span  2</span> <span if</span>(<span $_GET</span>['people']=='me'<span )
</span><span  3</span> <span {
</span><span  4</span>     <span //</span><span cookie传输tid</span>
<span  5</span>     <span $id</span>=<span $_COOKIE</span>["uid"<span ];
</span><span  6</span>     <span //</span><span SQL 语句</span>
<span  7</span>     <span $query</span> = "SELECT * FROM [V3].[dbo].[teacher] where tid=".<span $id</span>.""<span ;
</span><span  8</span>     <span $result</span> = mssql_query(<span $query</span><span );
</span><span  9</span>     <span /*</span><span ******************
</span><span 10</span> <span             HTML表格输出
</span><span 11</span> <span     ******************</span><span */</span>
<span 12</span>     <span echo</span> "<table border='1' >\n"<span ;
</span><span 13</span>     <span //</span><span 取得结果集中字段的数目</span>
<span 14</span>     <span $db_t_num</span>=mssql_num_fields(<span $result</span><span );
</span><span 15</span>     <span //</span><span 保存字段中文含义</span>
<span 16</span>     <span $arrname</span>[0]='编号'<span ;
</span><span 17</span>     <span $arrname</span>[1]='姓名'<span ;
</span><span 18</span>     <span $arrname</span>[2]='教学年龄'<span ;
</span><span 19</span>     <span $arrname</span>[3]='性别'<span ;
</span><span 20</span>     <span $arrname</span>[4]='登录帐号'<span ;
</span><span 21</span>     <span $arrname</span>[5]='登录密码'<span ;
</span><span 22</span>     <span $arrname</span>[6]='管理权限'<span ;
</span><span 23</span>     
<span 24</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 25</span>     <span for</span>(<span $num</span>=0;<span $num</span><<span $db_t_num</span>;<span $num</span>++<span )
</span><span 26</span> <span     {
</span><span 27</span>         <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 28</span> <span     }
</span><span 29</span>     <span echo</span> "\t</tr>\n"<span ;
</span><span 30</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result</span>,<span  MSSQL_ASSOC)) 
</span><span 31</span> <span     { 
</span><span 32</span>         <span //</span><span 判断之后显示男女中文</span>
<span 33</span>         <span if</span>(<span $row</span>["tsex"]=='0'<span )
</span><span 34</span>                 <span $row</span>["tsex"]='男'<span ;
</span><span 35</span>             <span else</span>
<span 36</span>                 <span $row</span>["tsex"]='女'<span ;
</span><span 37</span>             <span //</span><span 判断是不是超级管理员</span>
<span 38</span>             <span if</span>(<span $row</span>["tsuper"]=='10'<span )
</span><span 39</span>                 <span $row</span>["tsuper"]='超级老师管理员'<span ;
</span><span 40</span>             <span else</span>
<span 41</span>                 <span $row</span>["tsuper"]='普通老师管理员'<span ;
</span><span 42</span>             
<span 43</span>                 <span //</span><span 输出内容</span>
<span 44</span>             <span echo</span> "\t<tr>\n"<span ;
</span><span 45</span>                     <span echo</span> '<td>'.<span $row</span>["tid"].'</td>'<span ;
</span><span 46</span>                     <span echo</span> '<td>'.<span $row</span>["tname"].'</td>'<span ;
</span><span 47</span>                     <span echo</span> '<td>'.<span $row</span>["tage"].'</td>'<span ;
</span><span 48</span>                     <span echo</span> '<td>'.<span $row</span>["tsex"].'</td>'<span ;
</span><span 49</span>                     <span echo</span> '<td>'.<span $row</span>["tcount"].'</td>'<span ;
</span><span 50</span>                     <span echo</span> '<td>******</td>';<span //</span><span 隐藏的写法</span>
<span 51</span>                     <span echo</span> '<td>'.<span $row</span>["tsuper"].'</td>'<span ;
</span><span 52</span>             <span echo</span> "\t</tr>\n"<span ;
</span><span 53</span> <span     }
</span><span 54</span>     <span echo</span> "</table>\n"<span ;
</span><span 55</span>     
<span 56</span>     <span //</span><span 释放SQL链接</span>
<span 57</span>         mssql_free_result(<span $result</span><span );
</span><span 58</span> }
Copy after login

老师添加老师（权限限制）

<span  1</span> <span //</span><span POST传递信息</span>
<span  2</span> <span if</span>(<span isset</span>(<span $_POST</span>['addsub'<span ]))
</span><span  3</span> <span {
</span><span  4</span>     <span //</span><span 把传递的信息传到变量里面</span>
<span  5</span>     <span $tname</span>=<span $_POST</span>['name'<span ];
</span><span  6</span>     <span $tsex</span>=<span $_POST</span>['sex'<span ];
</span><span  7</span>     <span $tage</span>=<span $_POST</span>['age'<span ];
</span><span  8</span>     <span $tcount</span>=<span $_POST</span>['count'<span ];
</span><span  9</span>     <span $tpwd</span>=<span $_POST</span>['pwd'<span ];
</span><span 10</span>     <span $tpwd2</span>=<span $_POST</span>['pwd2'<span ];
</span><span 11</span>     <span $tsuper</span>=<span $_POST</span>['super'<span ];
</span><span 12</span>     <span $tidid</span>=<span $_POST</span>['idid'<span ];
</span><span 13</span>     <span $age</span>=<span $_POST</span>['ageage'<span ];
</span><span 14</span>     <span $tel</span>=<span $_POST</span>['tel'<span ];
</span><span 15</span>     <span $address</span>=<span $_POST</span>['address'<span ];        
</span><span 16</span>     <span //</span><span 判断两次密码是否相同</span>
<span 17</span>     <span if</span>(<span $tpwd</span>==<span $tpwd2</span><span )
</span><span 18</span> <span     {
</span><span 19</span> <span         sql();
</span><span 20</span>         <span //</span><span SQL语句</span>
<span 21</span>         <span $sql</span>="select * from [V3].[dbo].[teacher]"<span ;
</span><span 22</span>         <span $result</span> = mssql_query(<span $sql</span><span );
</span><span 23</span>         <span //</span><span 从结果集中取得一行作为关联数组</span>
<span 24</span>         <span while</span> (<span $row</span> = mssql_fetch_array(<span $result</span>,<span  MSSQL_ASSOC)) 
</span><span 25</span> <span         {
</span><span 26</span>             <span //</span><span 二次判断是否登录帐号重复</span>
<span 27</span>             <span if</span>(<span $row</span>['tcount']==<span $tcount</span><span )
</span><span 28</span> <span             {
</span><span 29</span>                 <span //</span><span 报错并终止</span>
<span 30</span>                 <span echo</span> ("已经有人申请了这个帐号！"<span );
</span><span 31</span>                 <span exit</span><span ();                
</span><span 32</span> <span             }
</span><span 33</span> <span         }
</span><span 34</span>         <span //</span><span 执行SQL语句插入</span>
<span 35</span>         <span $sql_add</span>="EXEC [V3].[dbo].[V3_teacher] ".<span $tidid</span>.",'".<span $tname</span>."', '".<span $tage</span>."', '".<span $tsex</span>."', '".<span $tcount</span>."', '".<span $tpwd</span>."', '".<span $tsuper</span>."','".<span $age</span>."','".<span $tel</span>."','".<span $address</span>."'"<span ;
</span><span 36</span>         <span $result_add</span> = mssql_query(<span $sql_add</span><span );
</span><span 37</span>         <span if</span>(<span $result_add</span><span )
</span><span 38</span>             {<span echo</span> "添加成功！"<span ;}
</span><span 39</span>         <span else</span> 
<span 40</span>             {<span echo</span> "sql出错！"<span ;}    
</span><span 41</span> <span     }
</span><span 42</span>     <span else</span>
<span 43</span> <span     {
</span><span 44</span>         <span //</span><span 报错并终止</span>
<span 45</span>         <span echo</span> ("两次密码不对"<span );
</span><span 46</span>         <span exit</span><span ();
</span><span 47</span> <span     }
</span><span 48</span> }
Copy after login

老师删减老师（权限限制）

<span  1</span> <span //</span><span POST传递信息</span>
<span  2</span> <span if</span>(<span isset</span>(<span $_POST</span>['delsub'<span ]))
</span><span  3</span> <span {
</span><span  4</span> <span     sql();
</span><span  5</span>     <span $tid</span>=<span $_POST</span>['id'<span ];
</span><span  6</span>     <span $sql</span>="DELETE FROM [V3].[dbo].[teacher] where [tid]=".<span $tid</span>.""<span ;
</span><span  7</span>     <span $result</span> = mssql_query(<span $sql</span><span );
</span><span  8</span>     <span if</span>(<span $result</span><span )
</span><span  9</span>         {<span echo</span> "删除成功"<span ;}
</span><span 10</span>     <span else</span>
<span 11</span>         {<span echo</span> "SQL出错！"<span ;}
</span><span 12</span> }
Copy after login

老师添加课程

<span  1</span> <span //</span><span POST传递信息</span>
<span  2</span> <span if</span>(<span isset</span>(<span $_POST</span>['addclass'<span ]))
</span><span  3</span> <span {
</span><span  4</span> <span     sql();
</span><span  5</span>     <span //</span><span POST传递信息</span>
<span  6</span>     <span $tid</span>=<span $_POST</span>['id'<span ];
</span><span  7</span>     <span $cname</span>=<span $_POST</span>['name'<span ];
</span><span  8</span>     <span //</span><span SQL语句插入</span>
<span  9</span>     <span $sql</span>="INSERT INTO [V3].[dbo].[class] ([sid], [tid], [cname],[score],[cid]) VALUES (0, ".<span $tid</span>.", '".<span $cname</span>."',999,".<span rand</span>(1,999).")"<span ;
</span><span 10</span>     <span $result</span> = mssql_query(<span $sql</span><span );
</span><span 11</span>     <span if</span>(<span $result</span><span )
</span><span 12</span>         {<span echo</span> "创建课程成功"<span ;}
</span><span 13</span>     <span else</span>
<span 14</span>         {<span echo</span> "SQL出错！"<span ;}
</span><span 15</span> }
Copy after login

老师查看选课情况

<span  1</span> <span if</span>(<span $_GET</span>['action']=='list'<span )
</span><span  2</span> <span {
</span><span  3</span>     <span //</span><span cookie传递tid</span>
<span  4</span>     <span $id</span>=<span $_COOKIE</span>["uid"<span ];
</span><span  5</span> <span     sql();
</span><span  6</span>     <span //</span><span SQL语句取得编号tid老师以及默认学生sid=0，得到课名cname和课号cid</span>
<span  7</span>     <span $sql_class</span>="SELECT * FROM [V3].[dbo].[class] where [tid]=".<span $id</span>." AND [sid] = 0"<span ;
</span><span  8</span>     <span $result_class</span> = mssql_query(<span $sql_class</span><span );    
</span><span  9</span>     <span $i</span>=0;<span //</span><span 保存有多少行</span>
<span 10</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result_class</span>,<span  MSSQL_ASSOC)) 
</span><span 11</span> <span     {
</span><span 12</span>         <span $class_id</span>[<span $i</span>]=<span $row</span>['cid'<span ];
</span><span 13</span>         <span $class_name</span>[<span $i</span>]=<span $row</span>['cname'<span ];
</span><span 14</span>         <span $i</span>++<span ;
</span><span 15</span> <span     }
</span><span 16</span>     <span //</span><span SQL语句通过tid和cid得到有多少学生选课</span>
<span 17</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 18</span> <span     {
</span><span 19</span>         <span $sql_num</span>[<span $a</span>]="SELECT * FROM [V3].[dbo].[class] where [tid]=".<span $id</span>." AND [cid] = ".<span $class_id</span>[<span $a</span>].""<span ;
</span><span 20</span>         <span $result_num</span>[<span $a</span>]= mssql_query(<span $sql_num</span>[<span $a</span><span ]);
</span><span 21</span>         <span $class_num</span>[<span $a</span>]=mssql_num_rows(<span $result_num</span>[<span $a</span><span ]);
</span><span 22</span> <span     }
</span><span 23</span>     <span //</span><span 保存字段中文含义</span>
<span 24</span>     <span $arrname</span>[0]='课号'<span ;
</span><span 25</span>     <span $arrname</span>[1]='课名'<span ;
</span><span 26</span>     <span $arrname</span>[2]='选课人数'<span ;
</span><span 27</span>         <span /*</span><span ******************
</span><span 28</span> <span                 HTML表格输出
</span><span 29</span> <span         ******************</span><span */</span>
<span 30</span>     <span echo</span> "<table border='1' >\n"<span ;
</span><span 31</span>     <span echo</span> "\t<tr><td colspan='3' align='center'>老师号：".<span $id</span>."</td></tr>\n"<span ;
</span><span 32</span>     <span echo</span> "\t<tr>\n"<span ;
</span><span 33</span>     <span //</span><span 有3列</span>
<span 34</span>     <span for</span>(<span $num</span>=0;<span $num</span><3;<span $num</span>++<span )
</span><span 35</span> <span     {
</span><span 36</span>         <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num</span>]."</td>\n"<span ;
</span><span 37</span> <span     }
</span><span 38</span>     <span echo</span> "\t</tr>\n"<span ;
</span><span 39</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 40</span> <span     {
</span><span 41</span>         <span //</span><span 删去sid为0的</span>
<span 42</span>         <span $class_num</span>[<span $a</span>]=<span $class_num</span>[<span $a</span>]-1<span ;
</span><span 43</span>         <span echo</span> "\t<tr>\n"<span ;
</span><span 44</span>             <span echo</span> '<td>'.<span $class_id</span>[<span $a</span>].'</td>'<span ;
</span><span 45</span>             <span echo</span> '<td>'.<span $class_name</span>[<span $a</span>].'</td>'<span ;
</span><span 46</span>             <span echo</span> '<td>'.<span $class_num</span>[<span $a</span>].'</td>'<span ;
</span><span 47</span>         <span echo</span> "\t</tr>\n"<span ;
</span><span 48</span> <span     }
</span><span 49</span>     <span echo</span> "</table>\n"<span ;
</span><span 50</span> <span }
</span><span 51</span> ?>
Copy after login

老师删减课程

<span  1</span> <span //</span><span POST传递信息</span>
<span  2</span> <span if</span>(<span isset</span>(<span $_POST</span>['delclass'<span ]))
</span><span  3</span> <span {
</span><span  4</span> <span     sql();
</span><span  5</span>     <span //</span><span POST传递信息</span>
<span  6</span>     <span $cid</span>=<span $_POST</span>['cid'<span ];
</span><span  7</span>     <span //</span><span SQL进行删减操作</span>
<span  8</span>     <span $sql</span>="DELETE FROM [V3].[dbo].[class] where [cid]=".<span $cid</span>.""<span ;
</span><span  9</span>     <span $result</span> = mssql_query(<span $sql</span><span );
</span><span 10</span>     <span if</span>(<span $result</span><span )
</span><span 11</span>         {<span echo</span> "删除课程成功"<span ;}
</span><span 12</span>     <span else</span>
<span 13</span>         {<span echo</span> "SQL出错！";}
Copy after login

老师查看成绩

<span  1</span> <span //</span><span GET传递信息</span>
<span  2</span> <span if</span>(<span $_GET</span>['action']=='show'<span )
</span><span  3</span> <span {
</span><span  4</span> <span     sql();
</span><span  5</span>     <span //</span><span cookie传输tid</span>
<span  6</span>     <span $id</span>=<span $_COOKIE</span>["uid"<span ];
</span><span  7</span>     <span //</span><span SQL语句通过tid取得课号cid</span>
<span  8</span>     <span $sql_t</span>="SELECT * FROM [V3].[dbo].[class] where [sid]=0 AND [tid] = ".<span $id</span>.""<span ;
</span><span  9</span>     <span $result_t</span> = mssql_query(<span $sql_t</span><span );
</span><span 10</span>     <span $i</span>=0;<span //</span><span 保存老师有多少课程</span>
<span 11</span>     <span while</span> (<span $row</span> = mssql_fetch_array(<span $result_t</span>,<span  MSSQL_ASSOC)) 
</span><span 12</span> <span     {
</span><span 13</span>         <span $t_cid</span>[<span $i</span>]=<span $row</span>['cid'<span ];
</span><span 14</span>         <span $t_cname</span>[<span $i</span>]=<span $row</span>['cname'<span ];    
</span><span 15</span>         <span $i</span>++<span ;
</span><span 16</span> <span     }
</span><span 17</span>     <span //</span><span 将cid,sid,score存入数组</span>
<span 18</span>     <span for</span>(<span $a</span>=0;<span $a</span><<span $i</span>;<span $a</span>++<span )
</span><span 19</span> <span     {
</span><span 20</span>         <span //</span><span 通过cid找到选课了的学生</span>
<span 21</span>         <span $sql_t_s</span>="SELECT * FROM [V3].[dbo].[class] where [cid]=".<span $t_cid</span>[<span $a</span>]." AND [tid] = ".<span $id</span>.""<span ;
</span><span 22</span>         <span $result_t_s</span> = mssql_query(<span $sql_t_s</span><span );
</span><span 23</span>         <span $ii</span>=0;<span //</span><span 保存每个课程的学生人数</span>
<span 24</span>         <span while</span>(<span $row_ready</span> = mssql_fetch_array(<span $result_t_s</span>,<span  MSSQL_ASSOC))
</span><span 25</span> <span         {
</span><span 26</span>             <span $t_sid</span>[<span $a</span>][<span $ii</span>]=<span $row_ready</span>['sid'<span ];
</span><span 27</span>             <span $t_score</span>[<span $a</span>][<span $ii</span>]=<span $row_ready</span>['score'<span ];
</span><span 28</span>             <span $ii</span>++<span ;
</span><span 29</span> <span         }
</span><span 30</span>         <span $num</span>[<span $a</span>]=<span $ii</span>;<span //</span><span 把每个课程的人数存到数组里面</span>
<span 31</span> <span     }
</span><span 32</span>     <span //</span><span 通过sid找到sname</span>
<span 33</span>     <span for</span>(<span $b</span>=0;<span $b</span><<span $i</span>;<span $b</span>++<span )
</span><span 34</span> <span     {
</span><span 35</span>         <span for</span>(<span $c</span>=0;<span $c</span><<span $num</span>[<span $b</span>];<span $c</span>++<span )
</span><span 36</span> <span         {
</span><span 37</span>             <span //</span><span 通过cid找到选课了的学生</span>
<span 38</span>             <span $sql_sn</span>="SELECT * FROM [V3].[dbo].[V3_student] where [sid]=".<span $t_sid</span>[<span $b</span>][<span $c</span>].""<span ;
</span><span 39</span>             <span $result_sn</span> = mssql_query(<span $sql_sn</span><span );
</span><span 40</span>             <span while</span>(<span $row_sn</span> = mssql_fetch_array(<span $result_sn</span>,<span  MSSQL_ASSOC))
</span><span 41</span> <span             {
</span><span 42</span>                 <span $t_sname</span>[<span $b</span>][<span $c</span>]=<span $row_sn</span>['sname'<span ];
</span><span 43</span> <span             }
</span><span 44</span> <span         }
</span><span 45</span> <span     }    
</span><span 46</span>     <span //</span><span 列出老师的课程</span>
<span 47</span>     <span if</span>(<span $_GET</span>['cid']=='0'<span )
</span><span 48</span> <span     {
</span><span 49</span>         <span for</span>(<span $dd</span>=0;<span $dd</span><<span $i</span>;<span $dd</span>++<span )
</span><span 50</span> <span         { 
</span><span 51</span>                     <span echo</span> "<a href='score.php?action=show&cid=".<span $t_cid</span>[<span $dd</span>]."'>查看__".<span $t_cname</span>[<span $dd</span>]."__课程情况!</a><br>"<span ;        
</span><span 52</span> <span         }
</span><span 53</span> <span     }
</span><span 54</span>     <span for</span>(<span $ddd</span>=0;<span $ddd</span><<span $i</span>;<span $ddd</span>++<span )
</span><span 55</span> <span     {
</span><span 56</span>         <span if</span>(<span $_GET</span>['cid']==<span $t_cid</span>[<span $ddd</span><span ])
</span><span 57</span> <span         {
</span><span 58</span>             <span //</span><span 保存字段中文含义</span>
<span 59</span>             <span $arrname</span>[0]='课号'<span ;
</span><span 60</span>             <span $arrname</span>[1]='课名'<span ;
</span><span 61</span>             <span $arrname</span>[2]='学生号'<span ;
</span><span 62</span>             <span $arrname</span>[3]='学生名'<span ;
</span><span 63</span>             <span $arrname</span>[4]='成绩'<span ;
</span><span 64</span>             <span /*</span><span ******************
</span><span 65</span> <span                     HTML表格输出
</span><span 66</span> <span             ******************</span><span */</span>
<span 67</span>             <span echo</span> "<table border='1' >\n"<span ;
</span><span 68</span>             <span echo</span> "\t<tr>\n"<span ;
</span><span 69</span>             <span //</span><span 5列</span>
<span 70</span>             <span for</span>(<span $num5</span>=0;<span $num5</span><5;<span $num5</span>++<span )
</span><span 71</span> <span             {
</span><span 72</span>                 <span echo</span> "\t\t<td>".<span $arrname</span>[<span $num5</span>]."</td>\n"<span ;
</span><span 73</span> <span             }
</span><span 74</span>             <span echo</span> "\t</tr>\n"<span ;
</span><span 75</span>             
<span 76</span>                 <span for</span>(<span $e</span>=0;<span $e</span> < <span $num</span>[ <span $ddd</span> ];<span $e</span>++<span )
</span><span 77</span> <span                 {
</span><span 78</span>                     <span if</span>(<span $t_score</span>[<span $ddd</span>][<span $e</span>]=="999"<span )
</span><span 79</span> <span                     {
</span><span 80</span>                         <span $t_score</span>[<span $ddd</span>][<span $e</span>]="未上传成绩"<span ;
</span><span 81</span> <span                     }
</span><span 82</span>                     <span if</span>(<span $t_sid</span>[<span $ddd</span>][<span $e</span>]=='0'<span )
</span><span 83</span> <span                     {
</span><span 84</span>                         <span //</span><span 不显示默认为0的学生</span>
<span 85</span>                         <span continue</span><span ;
</span><span 86</span> <span                     }
</span><span 87</span>                     <span //</span><span 输出内容</span>
<span 88</span>                     <span echo</span> "\t<tr>\n"<span ;
</span><span 89</span>                         <span echo</span> '<td>'.<span $t_cid</span>[<span $ddd</span>].'</td>'<span ;
</span><span 90</span>                         <span echo</span> '<td>'.<span $t_cname</span>[<span $ddd</span>].'</td>'<span ;
</span><span 91</span>                         <span echo</span> '<td>'.<span $t_sid</span>[<span $ddd</span>][<span $e</span>].'</td>'<span ;
</span><span 92</span>                         <span echo</span> '<td>'.<span $t_sname</span>[<span $ddd</span>][<span $e</span>].'</td>'<span ;
</span><span 93</span>                         <span echo</span> '<td>'.<span $t_score</span>[<span $ddd</span>][<span $e</span>].'</td>'<span ;
</span><span 94</span>                     <span echo</span> "\t</tr>\n"<span ;
</span><span 95</span> <span                 }
</span><span 96</span>             <span echo</span> "</table>\n"<span ;
</span><span 97</span> <span         }
</span><span 98</span> <span     }
</span><span 99</span> }
Copy after login

老师上传成绩

<span> <span if>(<span isset>(<span>['up'<span><span> <span><span> <span sql><span>     <span><span cookie>
<span>     <span>=<span>["uid"<span><span>     <span><span post>
<span>     <span>=<span>['cid'<span><span>     <span><span>
<span>     <span>="SELECT * FROM [V3].[dbo].[class] where [cid]=".<span>." AND [tid] = ".<span>.""<span><span>     <span> = mssql_query(<span><span><span>     <span>=0;<span><span>
<span>     <span while> (<span> = mssql_fetch_array(<span>,<span mssql_assoc><span> <span><span>         <span>[<span>]=<span>['score'<span><span>         <span>[<span>]=<span>['sid'<span><span>         <span>++<span><span> <span><span>     <span for>(<span>=0;<span>;<span>++<span><span> <span><span>         <span if>(<span>[<span>]=='0'<span><span> <span><span>             <span><span>
<span>             <span continue><span><span> <span><span>         <span><span>
<span>         <span if>(<span is_numeric>(<span>["sid_<span>[<span>]"<span><span> <span><span>             <span><span>
<span>             <span if>(<span>["sid_<span>[<span>]"]</span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span>
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