PHP Zmz_Breadcrumbs::_instance示例

示例#1

文件： Breadcrumbs.php 项目： massimozappino/zmz

 /**
  * Get singleton instance
  * 
  * @return Zmz_Breadcrumbs 
  */
 public static function getInstance()
 {
     if (!isset(self::$_instance)) {
         self::$_instance = new self();
     }
     return self::$_instance;
 }