Yii扩展组件编写方法实例分析

<?php
/
  some description about the <span style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 12.800000190734863px; line-height: 19px; ">ponents</span>
 /
class Utilities extends CController
{
  public static function testTool($param)
  {
   // codes
  }
}

<?php
echo Utilities::testTool($param);
?>