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  • ThinkPHP验证码

    模块:Home;

    显示:Home /View/Main/prectice  //Home模块->View视图->Main文件夹->prectice

    <!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>验证码</title>
    <script src="../../../../../bootstrap/dist/js/jquery-1.11.2.min.js"></script>  //引入Jquery
    </head>
    
    <body>
      //创建表单 <form action='__ACTION__' method='post'> <img src='__CONTROLLER__/yzm' id='img'/> <input type='text' name='yz' /> <input type='submit' value='注册' /> </form> <script> $('#img').click(function(){ var a = Math.ceil(Math.random()*100); alert (a); $(this).attr('src','__CONTROLLER__/yzm/a'+a); }) </script> </body> </html>

    控制器:Home /Controller/MainController.class.php  //Home前台->Controller控制器->MainController.class.php 里的prectice方法

    <?php
    namespace HomeController;
    use ThinkController;
    class MainController extends Controller
    {
        public function prectice()
      {
          if(empty($_POST))   //用empty()检测传过来的值是否为空
          { 
          
            //如果为空,显示页面
           $this ->show();   
          }
    else{ //如果不为空,检查传过来的验证码   
            
    $verify = new ThinkVerify();   
            
    var_dump($verify ->check($_POST['yz']));   
          }
        }

      public function yzm()   {   $verify = new ThinkVerify();   $verify ->length = 3;   $verify ->fontSize =30;   $verify ->entry();   } }
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  • 原文地址:https://www.cnblogs.com/wells33373/p/6227982.html
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