connect_error) { die("连接失败: " . $conn->connect_error); } $sql="UPDATE `2code_code` SET `content` = '".$c."', `address` = '".$a."', `name` = '".$n."', `info` = '".$i2."' WHERE `2code_code`.`id` ='".$i."' AND `2code_code`.`user` ='".$u."'"; $result = $conn->query($sql); class Verify { public $code = '00'; } $verify = new Verify(); // var_dump($result); if ($result){ $verify->code = 1; }else{ $verify->code = 0; } echo json_encode($verify); mysqli_close($conn); ?>