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PHP implements mysql database connection operation and user management, mysql database connection_PHP tutorial
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PHP implements mysql database connection operation and user management, mysql database connection_PHP tutorial
PHP implements mysql database connection operation and user management, mysql database connection_PHP tutorial
mysql database
php
User Management
php implements mysql database connection operation and user management, mysql database connection
file list. . File content. .
dbconn.php
userListt.php
editUser.php
editDo.php
detailUser.php
deleteUser.php
addUser.php
addDo.php
<?php
// 创建数据库连接
$con = mysql_connect("localhost",'root','') or die('error:'.mysql_error());
mysql_select_db('hyxx',$con) or die('error:'.mysql_error());
mysql_query('set NAMES utf8');
?>
Copy after login
userListt.php
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>会员信息列表</title>
</head>
<body>
<table border="1" cellspacing="0" cellpadding="0" id="userList" align="center">
<tr align="center">
<td>id</td>
<td>用户名</td>
<td>密码</td>
<td>性别</td>
<td>年龄</td>
<td>出生年月</td>
<td>爱好</td>
<td>注册时间</td>
<td>最后登录时间</td>
<td>操作</td>
</tr>
<?php
require_once 'inc/dbConn.php';
//这是啥东东。。
date_default_timezone_set("PRC");
//读数据。。。
$sql = "select * from user order by id asc";
$result = mysql_query($sql,$con);
$userList = '';
while($rs = mysql_fetch_array($result)){
$userList[] = $rs;
}
// 循环用户列表
foreach ($userList as $user){
echo "
<tr>
<td> ".$user['id']."</td>
<td> ".$user['username']."</td>
<td> ".$user['password']."</td>
<td> ".$user['sex']."</td>
<td> ".$user['age']."</td>
<td> ".date("Y-m-d",$user['birthday'])."</td>
<td> ".$user['hobby']."</td>
<td> ".date("Y-m-d",$user['add_time'])."</td>
<td> ".date("Y-m-d",$user['last_login'])."</td>
<td> <a href='addUser.php'>增</a>
<a href='deleteUser.php?id=".$user['id']."');\"> 删</a>
<a href='editUser.php?id=".$user['id']."');\"> 改</a>
<a href='detailUser.php?id=".$user['id']."');\"> 查</a>
</td>
</tr>
";
}
?>
</table>
</body>
</html>
Copy after login
editUser.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>编辑用户</title>
</head>
<body>
<?php
require_once 'inc/dbConn.php';
$userId=$_GET['id'];
//这是啥东东。。
date_default_timezone_set("PRC");
//读数据。。。
$sql = "select * from user where id=".$userId;
$result = mysql_query($sql,$con);
$user = mysql_fetch_array($result);
?>
<form action="editDo.php" method="post">
<input type="hidden" name="user_id" value="<?php echo $user['id']?>"/>
<table width="444" border="1" align="center">
<tr>
<td>用户名 </td>
<td> <input type="text" name="user_name" size="10" value=<?php echo $user['username'] ?> /></td>
</tr>
<tr>
<td>密码</td>
<td> <input type="password" name="password" size="10" value=<?php echo $user['password'] ?> /></td>
</tr>
<tr>
<td>性别</td>
<td> <input type="radio" name="sex" value="男"
<?php if($user[sex]=='1') echo "checked=\"checked\"" ?> /> 男<input type="radio" name="sex" value="女" <?php if($user[sex]=='2') echo "checked=\"checked\"" ?>
/> 女 </td>
</tr>
<tr>
<td>年龄</td>
<td> <input type="text" name="age" size="3" value=<?php echo $user['age'] ?> /></td>
</tr>
<tr>
<td>出生年月</td>
<td>
<!-- 1。取得年月日。2。相应的年月日。。。你懂的 -->
<?php
$birday_y=date("Y",$user['birthday']);
$birday_m=date("m",$user['birthday']);
$birday_d=date("d",$user['birthday']);
?>
<select name="birthday_y">
<option value="1980" <?php if($birday_y==1980) echo "selected=\"selected\""; ?> >1980</option>
<option value="1981" <?php if($birday_y==1981) echo "selected=\"selected\""; ?> >1981</option>
<option value="1982" <?php if($birday_y==1982) echo "selected=\"selected\""; ?> >1982</option>
<option value="1983" <?php if($birday_y==1983) echo "selected=\"selected\""; ?> >1983</option>
<option value="1984" <?php if($birday_y==1984) echo "selected=\"selected\""; ?> >1984</option>
<option value="1985" <?php if($birday_y==1985) echo "selected=\"selected\""; ?> >1985</option>
<option value="1986" <?php if($birday_y==1986) echo "selected=\"selected\""; ?> >1986</option>
<option value="1987" <?php if($birday_y==1987) echo "selected=\"selected\""; ?> >1987</option>
<option value="1988" <?php if($birday_y==1988) echo "selected=\"selected\""; ?> >1988</option>
<option value="1989" <?php if($birday_y==1989) echo "selected=\"selected\""; ?> >1989</option>
<option value="1990" <?php if($birday_y==1990) echo "selected=\"selected\""; ?> >1990</option>
</select>
年
<select name="birthday_m">
<option value="1" <?php if($birday_m==1) echo "selected=\"selected\""; ?> >1</option>
<option value="2" <?php if($birday_m==2) echo "selected=\"selected\""; ?> >2</option>
<option value="3" <?php if($birday_m==3) echo "selected=\"selected\""; ?> >3</option>
<option value="4" <?php if($birday_m==4) echo "selected=\"selected\""; ?> >4</option>
<option value="5" <?php if($birday_m==5) echo "selected=\"selected\""; ?> >5</option>
<option value="6" <?php if($birday_m==6) echo "selected=\"selected\""; ?> >6</option>
<option value="7" <?php if($birday_m==7) echo "selected=\"selected\""; ?> >7</option>
<option value="8" <?php if($birday_m==8) echo "selected=\"selected\""; ?> >8</option>
<option value="9" <?php if($birday_m==9) echo "selected=\"selected\""; ?> >9</option>
<option value="10" <?php if($birday_m==10) echo "selected=\"selected\""; ?> >10</option>
<option value="11" <?php if($birday_m==11) echo "selected=\"selected\""; ?> >11</option>
<option value="12" <?php if($birday_m==12) echo "selected=\"selected\""; ?> >12</option>
</select>
月
<select name="birthday_d">
<option value="1" <?php if($birday_d==1) echo "selected=\"selected\""; ?> >1</option>
<option value="2" <?php if($birday_d==2) echo "selected=\"selected\""; ?> >2</option>
<option value="3" <?php if($birday_d==3) echo "selected=\"selected\""; ?> >3</option>
<option value="4" <?php if($birday_d==4) echo "selected=\"selected\""; ?> >4</option>
<option value="5" <?php if($birday_d==5) echo "selected=\"selected\""; ?> >5</option>
<option value="6" <?php if($birday_d==6) echo "selected=\"selected\""; ?> >6</option>
<option value="7" <?php if($birday_d==7) echo "selected=\"selected\""; ?> >7</option>
<option value="8" <?php if($birday_d==8) echo "selected=\"selected\""; ?> >8</option>
<option value="9" <?php if($birday_d==9) echo "selected=\"selected\""; ?> >9</option>
<option value="10" <?php if($birday_d==10) echo "selected=\"selected\""; ?> >10</option>
<option value="11" <?php if($birday_d==11) echo "selected=\"selected\""; ?> >11</option>
<option value="12" <?php if($birday_d==12) echo "selected=\"selected\""; ?> >12</option>
<option value="13" <?php if($birday_d==13) echo "selected=\"selected\""; ?> >13</option>
<option value="14" <?php if($birday_d==14) echo "selected=\"selected\""; ?> >14</option>
<option value="15" <?php if($birday_d==15) echo "selected=\"selected\""; ?> >15</option>
<option value="16" <?php if($birday_d==16) echo "selected=\"selected\""; ?> >16</option>
<option value="17" <?php if($birday_d==17) echo "selected=\"selected\""; ?> >17</option>
<option value="18" <?php if($birday_d==18) echo "selected=\"selected\""; ?> >18</option>
<option value="19" <?php if($birday_d==19) echo "selected=\"selected\""; ?> >19</option>
<option value="20" <?php if($birday_d==20) echo "selected=\"selected\""; ?> >20</option>
<option value="21" <?php if($birday_d==21) echo "selected=\"selected\""; ?> >21</option>
<option value="22" <?php if($birday_d==22) echo "selected=\"selected\""; ?> >22</option>
<option value="23" <?php if($birday_d==23) echo "selected=\"selected\""; ?> >23</option>
<option value="24" <?php if($birday_d==24) echo "selected=\"selected\""; ?> >24</option>
<option value="25" <?php if($birday_d==25) echo "selected=\"selected\""; ?> >25</option>
<option value="26" <?php if($birday_d==26) echo "selected=\"selected\""; ?> >26</option>
<option value="27" <?php if($birday_d==27) echo "selected=\"selected\""; ?> >27</option>
<option value="28" <?php if($birday_d==28) echo "selected=\"selected\""; ?> >28</option>
<option value="29" <?php if($birday_d==29) echo "selected=\"selected\""; ?> >29</option>
<option value="30" <?php if($birday_d==30) echo "selected=\"selected\""; ?> >30</option>
<option value="31" <?php if($birday_d==31) echo "selected=\"selected\""; ?> >31</option>
</select>
日
</td>
</tr>
<tr>
<td>爱好</td>
<td> <input type="text" name="hobby" size="44" value=<?php echo $user['hobby'] ?> /></td>
</tr>
<tr>
<td>个人简介</td>
<td> <textarea name="profile" rows="10" cols="30" ><?php echo $user['profile'] ?> </textarea> </td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="确定修改" /></td>
</tr>
</table>
<p> </p>
<p> </p>
<p> </p>
</form>
</body>
</html>
Copy after login
editDo.php
<?php
require_once 'inc/dbConn.php';
////////////////////
///获取用户信息
////////////////////
$user_id = $_POST['user_id'];
$user_name = $_POST['user_name'];
$password= $_POST['password'];
if($_POST['sex']=='男')
{
$sex=1;
}
else if($_POST['sex']=='女')
{
$sex=2;
}
else $sex=3;
;
$age = $_POST['age'];
$birthday_y = $_POST['birthday_y'];
$birthday_m = $_POST['birthday_m'];
$birthday_d = $_POST['birthday_d'];
$birthday=mktime(0,0,0,$birthday_m,$birthday_d,$birthday_y);
$hobby = $_POST['hobby'];
$profile = $_POST['profile'];
$addTime=mktime(date("h"),date("m"),date("s"),date("m"),date("d"),date("Y"));
$lastLoginTime=$addTime;
$sql = "update user set username='$user_name',password='$password',sex='$sex',age='$age',birthday='$birthday',hobby='$hobby',profile='$profile' where id='$user_id'";
echo $sql;
// 执行sql语句
mysql_query($sql,$con);
// 获取影响的行数
$rows = mysql_affected_rows();
// 返回影响行数
// 如果影响行数>=1,则判断添加成功,否则失败
if($rows >= 1)
{
alert("编辑成功");
href("userListt.php");
}else{
alert("编辑失败");
// href("addUser.php");
}
function alert($title){
echo "<script type='text/javascript'>alert('$title');</script>";
}
function href($url){
echo "<script type='text/javascript'>window.location.href='$url'</script>";
}
?>
Copy after login
detailUser.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>查看用户明细</title>
</head>
<body>
<?php
require_once 'inc/dbConn.php';
$userId=$_GET['id'];
//这是啥东东。。
date_default_timezone_set("PRC");
//读数据。。。
$sql = "select * from user where id=".$userId;
$result = mysql_query($sql,$con);
$user = mysql_fetch_array($result);
?>
<table width="444" border="1" align="center">
<tr>
<td>用户ID </td>
<td> <?php echo $userId ?> </td>
</tr>
<tr>
<td>用户名 </td>
<td> <?php echo $user['username'] ?> </td>
</tr>
<tr>
<td>密码</td>
<td> <?php echo $user['password'] ?> </td>
</tr>
<tr>
<td>性别</td>
<td> <?php if($user[sex]=='1') echo "男"; else if($user[sex]=='2') echo "女"; else "保密"; ?>
</td>
</tr>
<tr>
<td>年龄</td>
<td> <?php echo $user['age'] ?> </td>
</tr>
<tr>
<td>出生年月</td>
<td>
<!-- 1。取得年月日。2。相应的年月日。。。你懂的 -->
<?php
$birday_y=date("Y",$user['birthday']);echo $birday_y."年";
$birday_m=date("m",$user['birthday']);echo $birday_m."月";
$birday_d=date("d",$user['birthday']);echo $birday_d."日";
?>
</td>
</tr>
<tr>
<td>爱好</td>
<td> <?php echo $user['hobby'] ?> </td>
</tr>
<tr>
<td>个人简介</td>
<!--亦可框起 <td> <textarea name="profile" rows="10" cols="30" readonly><?php echo $user['profile'] ?> </textarea> </td> -->
<td> <?php echo $user['profile'] ?> </td>
</tr>
<tr>
<td colspan="2" align="center"><a href="userListt.php" >返回用户列表</a></td>
</tr>
</table>
<p> </p>
<p> </p>
<p> </p>
</body>
</html>
Copy after login
deleteUser.php
<?php
// 包含数据库文件
require_once 'inc/dbConn.php';
// 获取删除的id
$id = $_GET['id'];
$row = delete($id,$con);
if($row >=1){
alert("删除成功");
}else{
alert("删除失败");
}
// 跳转到用户列表页面
href("userListt.php");
function delete($id,$con){
$sql = "delete from user where id='$id'";
// 执行删除
mysql_query($sql,$con);
// 获取影响的行数
$rows = mysql_affected_rows();
// 返回影响行数
return $rows;
}
function alert($title){
echo "<script type='text/javascript'>alert('$title');</script>";
}
function href($url){
echo "<script type='text/javascript'>window.location.href='$url'</script>";
}
?>
Copy after login
addUser.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>新增用户</title>
</head>
<body>
<form action="addDo.php" method="post">
<input type="hidden" name="user_id" value=" "/>
<table width="444" border="1" align="center">
<tr>
<td>用户名 </td>
<td> <input type="text" name="user_name" size="10" /></td>
</tr>
<tr>
<td>密码</td>
<td> <input type="password" name="password" size="10" /></td>
</tr>
<tr>
<td>性别</td>
<td> <input type="radio" name="sex" value="男" checked="checked" /> 男<input type="radio" name="sex" value="女" /> 女 </td>
</tr>
<tr>
<td>年龄</td>
<td> <input type="text" name="age" size="3" /></td>
</tr>
<tr>
<td>出生年月</td>
<td>
<select name="birthday_y">
<option value="1980">1980</option>
<option value="1981">1981</option>
<option value="1982">1982</option>
<option value="1983">1983</option>
<option value="1984">1984</option>
<option value="1985">1985</option>
<option value="1986">1986</option>
<option value="1987">1987</option>
<option value="1988">1988</option>
<option value="1989">1989</option>
<option value="1990">1990</option>
</select>
年
<select name="birthday_m">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
</select>
月
<select name="birthday_d">
<option value="1">1</option>
<option value="2">2</option>
<option value="3">3</option>
<option value="4">4</option>
<option value="5">5</option>
<option value="6">6</option>
<option value="7">7</option>
<option value="8">8</option>
<option value="9">9</option>
<option value="10">10</option>
<option value="11">11</option>
<option value="12">12</option>
<option value="13">13</option>
<option value="14">14</option>
<option value="15">15</option>
<option value="16">16</option>
<option value="17">17</option>
<option value="18">18</option>
<option value="19">19</option>
<option value="20">20</option>
<option value="21">21</option>
<option value="22">22</option>
<option value="23">23</option>
<option value="24">24</option>
<option value="25">25</option>
<option value="26">26</option>
<option value="27">27</option>
<option value="28">28</option>
<option value="29">29</option>
<option value="30">30</option>
<option value="31">31</option>
</select>
日
</td>
</tr>
<tr>
<td>爱好</td>
<td> <input type="text" name="hobby" size="44" /></td>
</tr>
<tr>
<td>个人简介</td>
<td> <textarea name="profile" rows="10" cols="30"></textarea></td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" value="增加用户" /></td>
</tr>
</table>
<p> </p>
<p> </p>
<p> </p>
</form>
</body>
</html>
Copy after login
addDo.php
<?php
require_once 'inc/dbConn.php';
////////////////////
///获取用户信息
////////////////////
$user_id = $_POST['user_id'];
$user_name = $_POST['user_name'];
echo $user_name;
$password= $_POST['password'];
if($_POST['sex']=='男')
{
$sex=1;
}
else if($_POST['sex']=='女')
{
$sex=2;
}
else $sex=3;
;
$age = $_POST['age'];
$birthday_y = $_POST['birthday_y'];
$birthday_m = $_POST['birthday_m'];
$birthday_d = $_POST['birthday_d'];
$birthday=mktime(0,0,0,$birthday_m,$birthday_d,$birthday_y);
$hobby = $_POST['hobby'];
$profile = $_POST['profile'];
$addTime=mktime(date("h"),date("m"),date("s"),date("m"),date("d"),date("Y"));
$lastLoginTime=$addTime;
$sql = "insert into user (username,password,sex,age,birthday,hobby,profile,add_time,last_login) ".
"values('$user_name','$password','$sex','$age','$birthday','$hobby','$profile','$addTime','$lastLoginTime')";
echo $sql;
// 执行sql语句
mysql_query($sql,$con);
// 获取影响的行数
$rows = mysql_affected_rows();
// 返回影响行数
// 如果影响行数>=1,则判断添加成功,否则失败
if($rows >= 1){
alert("添加成功");
href("userListt.php");
}else{
alert("添加失败");
// href("addUser.php");
}
function alert($title){
echo "<script type='text/javascript'>alert('$title');</script>";
}
function href($url){
echo "<script type='text/javascript'>window.location.href='$url'</script>";
}
?>
Copy after login
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A string is a sequence of characters, including letters, numbers, and symbols. This tutorial will learn how to calculate the number of vowels in a given string in PHP using different methods. The vowels in English are a, e, i, o, u, and they can be uppercase or lowercase. What is a vowel? Vowels are alphabetic characters that represent a specific pronunciation. There are five vowels in English, including uppercase and lowercase: a, e, i, o, u Example 1 Input: String = "Tutorialspoint" Output: 6 explain The vowels in the string "Tutorialspoint" are u, o, i, a, o, i. There are 6 yuan in total
Explain late static binding in PHP (static::).
Apr 03, 2025 am 12:04 AM
Static binding (static::) implements late static binding (LSB) in PHP, allowing calling classes to be referenced in static contexts rather than defining classes. 1) The parsing process is performed at runtime, 2) Look up the call class in the inheritance relationship, 3) It may bring performance overhead.
What are PHP magic methods (__construct, __destruct, __call, __get, __set, etc.) and provide use cases?
Apr 03, 2025 am 12:03 AM
What are the magic methods of PHP? PHP's magic methods include: 1.\_\_construct, used to initialize objects; 2.\_\_destruct, used to clean up resources; 3.\_\_call, handle non-existent method calls; 4.\_\_get, implement dynamic attribute access; 5.\_\_set, implement dynamic attribute settings. These methods are automatically called in certain situations, improving code flexibility and efficiency.
