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method_exists

(PHP 4, PHP 5)

method_exists -- 检查类的方法是否存在

描述

bool method_exists ( object object, string method_name )

如果 method_name 所指的方法在 object 所指的对象类中已定义，则返回 TRUE，否则返回 FALSE。

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Last updated: Thu Jul 7 19:13:47 2005 CST