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Teach you how to quickly implement PHP site-wide authority verification_PHP Tutorial

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Jul 15, 2016 pm 01:34 PM

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PHP site-wide authority verification code example:

< html>
< head> < title> e

< /title >

< /head>

< body>

< form action="login.php"
method="POST" >

User:

< input type="text"
name= "username">

< br>

Password:

< input type="password"
name="password">

< input type ="Submit"
value ="确定">

< input type ="reset"
value ="取消">

< /form>

< /body>

< /html>

----------------conn.php--------------------------

< ?php

$host='127.0.0.1';

$mysql_user='root';

$mysql_password='qeephp';

$mydb='learn';

$link = mysql_connect($host,
$mysql_user , $mysql_password)

or die("无法连接数据库: "
. mysql_error());

mysql_select_db($mydb);

?>

----------------------------login.php------------------

<ol class="dp-xml"> <li class="alt">< ? </li><li>$username=$_POST['username']; </li><li class="alt">$password=$_POST['password']; </li><li>if ($username==""){ </li><li class="alt">echo "< script language='javascript'> alert('非法操作!'); location.href= 'index.php'; < /script>"; </li> <li>exit; </li> <li class="alt">} </li> <li>require_once("conn.php"); </li> <li class="alt"> $sql="SELECT * FROM admin where username='$username'"; </li> <li> $result=mysql_query($sql); </li> <li class="alt"> $row=mysql_fetch_array($result); </li> <li>if ($row['username']==""){ </li> <li class="alt"> echo "< script language='javascript'> alert('用户名有误!'); location.href= 'index.php'; < /script>"; </li> <li>exit; </li> <li class="alt">}else if ($row['password']!=$password){ </li> <li> echo "< script language='javascript'> alert('密码有误!'); location.href='index .php'; < /script>"; </li> <li class="alt">echo "密码有误"; </li> <li>exit; </li> <li class="alt">}else{ </li> <li>session_start(); </li> <li class="alt">$_SESSION['user']=$username; </li> <li> echo "< script language='javascript'> alert('登陆成功!'); location.href= 'list.php'; < /script>"; </li> <li class="alt">} </li> <li> ?> </li> </ol>
Copy after login

------------------check.php--------------------

<ol class="dp-xml"> <li class="alt">< ? </li> <li>session_start(); </li> <li class="alt">if(! isset($_SESSION['user'])) </li> <li>{ </li> <li class="alt"> echo "< script language='javascript'> alert('非法操作!'); location.href= 'index.php'; < /script>"; </li> <li>exit; </li> <li class="alt">}else{ </li> <li>echo "欢迎".$_SESSION['user'] ."登录系统"; </li> <li class="alt">} </li> <li> ?> </li> </ol>
Copy after login

---------------------list.php-----------------

<ol class="dp-xml"> <li class="alt">< ? </li><li>include 'check.php'; </li><li class="alt">?> </li> <li> < html> </li> <li class="alt"> < head> </li> <li> < script type="text/javascript" src="player/swfobject.js">< /script> </li> <li class="alt"> < /head> </li> <li> < body> </li> <li class="alt"> < h3>单个文件播放:< /h3> </li> <li> < p id="player1">< a href=" http://www.macromedia.com/go/ getflashplayer">获取播放器< /a> 观看电影< /p> </li> <li class="alt"> < script type="text/javascript"> </li> <li> var s1 = new SWFObject("player/ flvplayer.swf","single","300","170","7"); </li> <li class="alt">s1.addParam("allowfullscreen","true"); </li> <li>s1.addVariable("file","player/ad.flv"); </li> <li class="alt">s1.addVariable("image","player/preview.jpg"); </li> <li>s1.addVariable("width","300"); </li> <li class="alt">s1.addVariable("height","170"); </li> <li>s1.write("player1"); </li> <li class="alt"> < /script> </li> <li> < h3>playlist file, with different colors:< /h3> </li> <li class="alt"> < p id="player2">< a href="http: //www.macromedia.com/go/getflashplayer"> Get the Flash Player< /a> to see this player.< /p> </li> <li> < script type="text/javascript"> </li> <li class="alt"> var s2 = new SWFObject("player/flvplayer .swf","playlist","300","312","7"); </li> <li>s2.addParam("allowfullscreen","true"); </li> <li class="alt">s2.addVariable("file","player/playlist.xml"); </li> <li>s2.addVariable("displayheight","200"); </li> <li class="alt">s2.addVariable("backcolor","0x000000"); </li> <li>s2.addVariable("frontcolor","0xCCCCCC"); </li> <li class="alt">s2.addVariable("lightcolor","0x557722"); </li> <li>s2.addVariable("width","300"); </li> <li class="alt">s2.addVariable("height","312"); </li> <li>s2.write("player2"); </li> <li class="alt"> < /script> </li> <li> < /body> </li> <li class="alt"> < /html> </li> </ol>
Copy after login

--------------------logout.php-------------------------

<ol class="dp-xml"><li class="alt">< ?php </li><li>unset($_SESSION['user']); </li><li class="alt">unset($_SESSION['password']); </li><li>echo "注销成功"; </li><li class="alt">?> </li></ol>
Copy after login

以上就是PHP全站权限验证的具体实现方法。

http://www.bkjia.com/PHPjc/445984.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/445984.htmlTechArticlePHP full site authority verification code example: html head title e /title /head body form action = login.php method = POST user: input type = text name = username br password: input type =...

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