<?php
class Person{
public $name="jack";
public static function say(){
echo "ok";
}
public static function say2($words){
echo $words;
}
public function name(){
echo $this->name;
}
public function call($num){
echo $this->name." call ".$num;
}
}
function get_date($format){
echo date($format);
}
$jack=new Person;
//1.调用对象 方法
call_user_func([$jack,"name"]);
//2.调用对象 方法带参数
call_user_func([$jack,"call"],'119');
//3.调用类的静态方法
call_user_func(['Person',"say"]);
//4.调用类的静态方法带参数
call_user_func(['Person',"say2"],'hello world');
//5.直接调用全局方法(当然也可以不带参数)
call_user_func("get_date",'Y-m-d');
//6.调用匿名函数(当然也可以不带参数)
call_user_func(function($event){
echo "anonymous function".$event;
},'1');