prepare("UPDATE `loveway_config` SET `value`=? WHERE (`name`= ? )"); $stmt->bindValue(1, $_POST['value']); $stmt->bindValue(2, $_POST['name']); if ($stmt->execute()) { exit('{"code":1,"msg":"操作成功!"}'); } else { exit('{"code":-3,"msg":"操作失败![UPDATE DATABASE]失败!"}'); }