如何在 PHP 中獲取當前函式名?
要獲取 PHP 中的當前函式名,程式碼如下 −
示例
<?php
class Base {
function display() {
echo "
Base class function declared final!";
var_dump(__FUNCTION__);
}
function demo() {
echo "
Base class function!";
}
}
class Derived extends Base {
function demo() {
echo "
Derived class function!";
}
}
$ob = new Base;
$ob->demo();
$ob->display();
$ob2 = new Derived;
$ob2->demo();
$ob2->display();
?>輸出
這將產生以下輸出−
Base class function! Base class function declared final!string(7) "display" Derived class function! Base class function declared final!string(7) "display"
示例
現在,讓我們看另一個示例 −
<?php
class Base {
function display() {
echo "
Base class function declared final!";
var_dump(__FUNCTION__);
}
function demo() {
echo "
Base class function!";
var_dump(__METHOD__);
}
}
class Derived extends Base {
function demo() {
echo "
Derived class function!";
}
}
$ob = new Base;
$ob->demo();
$ob->display();
$ob2 = new Derived;
$ob2->demo();
$ob2->display();
?>輸出
這將產生以下輸出−
Base class function!string(10) "Base::demo" Base class function declared final!string(7) "display" Derived class function! Base class function declared final!string(7) "display"
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