3.1.2 视图实例演示-登录页面

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  function do_login(){   //获取用户名和密码信息,和数据库中比对   // echo 111111111;    dump($_POST);   // dump($_SESSION);   $username=$_POST['username'];   $password=$_POST['password'];           $code=$_POST['code'];    if($_SESSION['verify']!==md5($code)){$this->error('验证码错误');}/* else{$this->show('登录成功');} */$m=new Model('user');$where['username']=$username;//$where['password']=$password;$i=$m->where($where)->count();dump($_POST); 打印出来的内容:array (size=3)  'username' => string 'gege' (length=4)  'password' => string '1234567' (length=7)  'code' => string '2268' (length=4)      登录页面:  <!-- form 表单 table 表格 td 单元格 tr 行标签 --><!doctype html><html lang="en"> <head>  <meta name="Generator" content="EditPlus?">  <meta name="Author" content="">  <meta name="Keywords" content="">  <meta name="Description" content="">  <title>Document</title>   <link rel='stylesheet' type='text/css' href='__PUBLIC__/Css/login.css'/>   <link rel='stylesheet' type='text/css' href='__PUBLIC__/Css/basic.css'/>   <script src="__PUBLIC__/Js/login.js"></script> </head>  <body>  <!doctype html><html lang="en"> <head>  <meta name="Generator" content="EditPlus?">  <meta name="Author" content="">  <meta name="Keywords" content="">  <meta name="Description" content="">  <title>Document</title> </head> <body> <center> <h1>中均运维管理平台</h1>   <!--图片标签--><img class="img_bk" src="__PUBLIC__/Images/scan.jpg"/> </center> <!--表单提交--> <form action='__URL__/do_login' method='post' name="myForm"><center><table cellspacing="0" cellpadding="0"><tr><td class="td1">用户名:</td><td><input type="text" name="username"/></td><td class="td3"></td><tr/><tr><td class="td1">密码:</td><td><input type="password" name="password"/></td><td class="td3"></td><tr/><tr><td class="td1">验证码:</td><td>   <input type='text' name='code'　/></td><td class="td3"><img src="__APP__/Public/code" onclick='this.src=this.src+"?"+Math.random()'/></td></tr><center><tr><td class="td1"></td><td><!-- onclick 一个事件  login()方法来自__PUBLIC__/Js/login.js--><img src="__PUBLIC__/Images/login.jpg" onclick="login()"/><!--img src="__PUBLIC__/Images/login.jpg" />--></td><td class="td3"></td></tr><center/><center/> </form> </body></html> </body></html>
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