'require', 'mobile' => 'require', 'nonce' => 'require', 'timestamp' => 'number|require', 'sign' => 'require' ]; protected $message = [ 'appid.require' => 'appid不能为空', 'mobile.require' =>'mobile不能为空', 'nonce.require' => '随机数不能为空', 'timestamp.number' => '时间戳格式错误', 'sign.require' => '签名不能为空', ]; }