PHP stock::instance示例

示例#1

文件： stock.class.php 项目： martin20140408/stock

 /**
  * 实例化类和指定API KEY
  * @param  apikey  string
  * @return instance object
  */
 public static function getInstance($apikey)
 {
     if (self::$instance == NULL) {
         self::$instance = new self();
         self::$apikey = $apikey;
     }
     return self::$instance;
 }