PHP教程
<div class="message-con clearfix">
 <div class="mcon-left pic pull-left"><img src="/Public/Admin/xx/images/message.png" class="vcenter" alt="" /></div>
 <div class="mcon-right pull-right">
 <form method="post" action="{:U('validate')}" name='valiate'> 
 <label><span>姓名</span><input type="text" name="xingming" class="mname" value=""/><em>*</em></label>
 <label><span>聯系電話</span><input type="text" name="tel" class="mtel" /><em>*</em></label>
 <label><span>聯系地址</span><input type="text" name="dizhi" class="madd" /></label>
 <label><span>郵箱地址</span><input type="text" name="youxiang" class="memail" /></label>
 <label><span>留言內容</span><textarea name="content" class="mcontent"></textarea><em>*</em></label>
 <label class="mcodela"><input type="text" name="code" class="mcode" />
  <img src="{:U('verify')}" onClick="this.src=this.src+'?'+Math.random();" alt="" />
  <a href="#" rel="external nofollow" >看不清楚?換一張</a><em>*</em></label>
 <label><input type="submit" class="msub" name="tj" value="在線提交" /></label>
 </form>
 </div>
 </div>
 </div>

PHP教程
use Otcms\Model;

PHP教程
<?php
namespace Otcms\Model;
use Think\Model;
class UserModel extends Model{
 protected $_validate = array(
  array('xingming','require','姓名不可空!'),
  array('tel','require ','手機號不可空!'),
  array('dizhi','require','地址不可空!'),
  array('youxiang',' require','郵箱不可空!'),
  array('content','require','內容不可空!'),
 );
}

PHP教程
 public function verify(){
  $config = array(
   'fontSize' => 30, // 驗證碼字體大小
   'length'  => 4,  // 驗證碼位數
  );
  $verify = new\Think\Verify($config);
  $verify->entry();
 }

PHP教程
 public function validate(){
  $date['xingming'] = I('post.xingming');
  $date['tel'] = I('post.tel');
  $date['dizhi'] = I('post.izhi');
  $date['youxiang'] = I('post.youxiang');
  $date['content'] = I('post.content');
  $yzm = I('post.code');
  $fkyz = D("Liuyan");
  if (!$fkyz->create()){
   // 如果創建失敗 表示驗證沒有通過 輸出錯誤提示信息
   exit($fkyz->getError());
  }else{
  
   // 驗證通過 可以進行其他數據操作
   $verify = new \Think\Verify();
   $yzmyz = $verify->check($yzm);
   if(!$yzmyz){
    $this->error('驗證碼錯誤');
   }
   else{
    $validate = M("liuyan");
    $validate->add($date);
    $this->success('添加成功');
   }
  }
 }