Example #1
0
 public static function GetInstance()
 {
     if (self::$instance == null) {
         self::$instance = new model();
     }
     return self::$instance;
 }
Example #2
0
	/**
	 * 单例模式
	 * 
	 * @return obj
	 */
	public function getInstance(){
		if(!isset(self::$instance)) {
			$class = __CLASS__;
			self::$instance = new $class();
		}
		return self::$instance;
	}