call_user_func 和call_user_func_array 简单的用法

function test($arg1,$arg2){
echo $arg1;
echo $arg2;
}
call_user_func_array('test',array('555','666'));

call_user_func('test','111','222');
call_user_func('test','333','444');
//输出：555 666 111 222 332 444
echo "<br>";

class test{
function a($t){
echo $t;
}
}
call_user_func(array('test','a'),'chaojie');
call_user_func_array(array('test','a'),array('kang'));
//输出：chaojie kang