<?php
function barber($type)
{
echo "You wanted a $type haircut, no problem\n";
}
call_user_func(‘barber‘, "mushroom");
call_user_func(‘barber‘, "shave");
?>以上例程会输出：
You wanted a mushroom haircut, no problem You wanted a shave haircut, no problem
原文：http://www.cnblogs.com/you-jia/p/4186365.html