admin1/Home/Model/CustomerModel.class.php

<?php

namespace Home\Model;
use Think\Model;

class CustomerModel extends Model{
    protected $_validate = array(
       						array('phone','','该电话号码已存在!',0,'unique'),
       						array('cus_name','require','客户名称必填！'), //默认情况下用正则进行验证
    );
 
  
}