php 获取可变函数参数的函数
- WBOYOriginal
- 2016-06-13 12:21:51909browse
func_num_args() 返回传递给该函数参数的个数
func_get_arg($arg_num) 取得指定位置的参数值，$arg_num位置index从0开始n-1。
func_get_args() 返回包含所有参数的数组
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