What Are Constants & Variable Variables In PHP - Full PHP 8 Tutorial
In this video, you'll learn how to define & use constants in PHP in two ways. You'll also learn what variable variables are & how to use them.
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LESSON 1.3
Course Outline - https://github.com/ggelashvili/learnp...
Course Playlist - • Learn PHP The Right Way - Full PHP Tutoria...
RESOURCES
Predefined Constants - https://www.php.net/manual/en/reserve...
Magic Constants - https://www.php.net/manual/en/languag...
CHAPTERS
00:00 - Intro
00:59 - Using define()
01:28 - Constant Naming Rules
02:00 - Print Constants
02:23 - Check If Constant Has Been Defined
03:05 - Using Const Keyword
03:18 - Differences
04:14 - Dynamic Constant Names
04:49 - When To Use Constants
05:03 - Predefined Constants
05:38 - Magic Constants
06:14 - Variable Variables
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