call_user_func函数
<?php
2 class Person
3 {
4 private $name;
5 private $age;
6 function __construct($name,$age)
7 {
8 $this->age = $age;
9 $this->name = $name;
10 }
11
12 function getInfo()
13 {
14 return [$this->name,$this->age];
15 }
16 }
17
18 class Man
19 {
20 private $person;
21 function __construct($person)
22 {
23 $this->person = $person;
24 }
25 function __call($method, $args){
26 echo get_called_class().PHP_EOL;
27 return call_user_func([$this->person,$method],...$args);
28 }
29 }
30 $person = new Person('tom',11);
31
32 $man = new Man($person);
33 $result = $man->getInfo();
34 var_dump($result);//通过回调函数调用对象方法 (用于=>调用某些接口自带的方法 直接采用__call来间接调用对象方法)
~