seafood/app/Http/Controllers/Controller.php

<?php namespace App\Http\Controllers;

use Illuminate\Foundation\Bus\DispatchesCommands;
use Illuminate\Routing\Controller as BaseController;
use Illuminate\Foundation\Validation\ValidatesRequests;
use App\Error;
abstract class Controller extends BaseController {

	use DispatchesCommands, ValidatesRequests;

	public static function returnValue($data=[],$errorNo=0) {
        return ["rst" => $data, "errno"=>$errorNo.'', "err"=>Error::getError($errorNo).'', "timestamp"=>intval(microtime(true)).''];
    }

}