book_admin/application/main/InternalInterface/Multiton.php

<?php
/**
 * 多例模式
 * Created by: PhpStorm
 * User: lytian
 * Date: 2019/10/31
 * Time: 14:38
 */

namespace app\main\InternalInterface;


abstract class Multiton
{
    private static $instances = [];

    public static function getInstance()
    {
        $key = get_called_class() . serialize(func_get_args());
        if (!isset(self::$instances[$key])) {
            $rc = new \ReflectionClass(get_called_class());
            self::$instances[$key] = $rc->newInstanceArgs(func_get_args());
        }
        return self::$instances[$key];
    }
}