PHP Lesson 1: Value vs Reference

Published: 21 October 2020
on channel: Professor Code

PHP Lessons by Professor Code.

In PHP, what's the difference between a value and a reference? In this short video tutorial, Professor Code explains the details of assigning a value and assigning a reference. In a nutshell, a value is a copy of data while a reference is an alias for a variable. Understanding clearly when and how to use values and references is a key to effective and efficient PHP scripting.

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