Article Topic Learning Download Q&A Programming Dictionary Game Recent Updates

简体中文(ZH-CN) English(EN) 繁体中文(ZH-TW) 日本語(JA) 한국어(KO) Melayu(MS) Français(FR) Deutsch(DE)

Home > Backend Development > PHP Tutorial > body text

Example analysis of magic constants in php

黄舟

Release： 2023-03-16 20:00:02

Original

971 people have browsed it

Detailed explanation of examples of Magic constants in PHP

This article introduces the magic constants in phpProgramming, master them and Flexible application of these methods and constants will be of great help in improving PHP programming level. Friends in need can refer to it.

Magic constant:

namespace ns1; 
class Test { 
  function construct() { 
    var_dump(LINE); 
    var_dump(FILE); 
    var_dump(DIR); 
    var_dump(FUNCTION); 
    var_dump(CLASS); 
    var_dump(METHOD); 
    var_dump(NAMESPACE); 
  } 
} 
new Test();

Copy after login

Run result

int 5
string 'E:\wamp\www\a.php' (length=17)
string 'E:\wamp\www' (length=11)
string 'construct' (length=11)
string 'ns1\Test' (length=8)
string 'ns1\Test::construct' (length=21)
string 'ns1' (length=3)

Copy after login

The above is the detailed content of Example analysis of magic constants in php. For more information, please follow other related articles on the PHP Chinese website!

Related labels：

php Case Analysis constant

source：php.cn

Previous article：PHP regular expression implements the display function of replacing the middle 4 digits of a mobile phone number with asterisks Next article：Type conversion in php, detailed explanation of examples of system constants/constants/magic constants

Statement of this Website

The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn