Introduction to the magic constant _ METHOD _ in PHP

This article describes the magic constant _ METHOD _ in PHP. you can use _ METHOD _ to obtain the name of a METHOD in the class, and the magic constant added after PHP5, for more information, see _ METHOD _, which is a new magic constant after PHP5, indicating the name of the quasi-grammar. A magic constant is a PHP predefined constant whose values can be changed, other existing magic constants in PHP include _ LINE _, _ FILE _, _ FUNCTION _, and _ CLASS.

The following uses a short piece of code to demonstrate the _ METHOD _ usage.

<? Phpclass chhua {function test () {echo _ METHOD __;}}$ e = new chhua (); $ e-> test (); // output: chhua: test