PC端微信扫码支付成功之后自动跳转php版代码

<input type="hidden"  id="order_id"  value="<?php echo $order_id;?>"><script type="text/javascript">function pay_status(){   var order_id = $("#order_id").val();   $.ajax({      url:'http://' + window.location.host+ '/home/cart/pay_status_check',    dataType:'json',     type:'post',      data:{'order_id':order_id},     success:function(data){        if(data == '1' ){        window.clearInterval(int); //销毁定时器        setTimeout(function(){          //跳转到结果页面，并传递状态          window.location.href="http://" rel="external nofollow" rel="external nofollow" +window.location.host+"/home/cart/pay_result?pay_status=success";        },1000)              }else if(data =='2'){        window.clearInterval(int); //销毁定时器        setTimeout(function(){          //跳转到结果页面，并传递状态          window.location.href="http://" rel="external nofollow" rel="external nofollow" +window.location.host+"/home/cart/pay_result?pay_status=fail";        },1000)      }    },     error:function(){        alert("error");          },   });}//启动定时器var int=self.setInterval(function(){pay_status()},1000);</script>

//支付状态检测  public function pay_status_check(){    $order_id = I("order_id");    $result = M('table')->where("order_id = $order_id")->find();    echo $result['pay_status'];  }