<?php
/**
* Created by PhpStorm.
* User: miki
* Date: 2016-6-15
* Time: 21:25
*/
class Singleton
{
private static $singleton = null;
private function Singleton()
{
echo '实例化成功';
}
public static function getInstence()
{
if (is_null(self::$singleton)) {
self::$singleton = new Singleton();
}
return self::$singleton;
}
}
Singleton::getInstence();
