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php 方法形参没有传怎么判断
- WBOYOriginal
- 2016-06-02 11:29:081461browse
形参php函数
call_user_func_array(array($obj, $function), $receive_data);
我调用的$function方法若需要二个参数。此是我$receive_data为空。php运行会报错。
怎么事先判断$function函数需要参数。
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