PHP Variable Scopes – Static Variables – Full PHP 8 Tutorial

In this PHP tutorial, you will learn what variable scope is, global & local scopes, & more. You will also learn how you can use static variables to optimize your code & cache the value of expensive function calls.

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LESSON 1.23
Course Outline – https://github.com/ggelashvili/learnphptherightway-outline
Course Playlist – https://www.youtube.com/playlist?list=PLr3d3QYzkw2xabQRUpcZ_IBk9W50M9pe-

CHAPTERS
00:00 – Variable scope
00:25 – Global scope
01:00 – Local scope
01:41 – Using global keyword to access variables in the global scope
02:12 – How are global variables stored & GLOBALS superglobal
03:13 – Static variables