What are PHP variables?

PHP Variables

PHP Variables is used to store data that can be accessed and manipulated within your code. Variables in PHP are easy to use, dynamically typed, and essential for creating dynamic, interactive web applications.

Declaring PHP Variables

In PHP, To declare a variable, you simply assign a value to it using the $ symbol followed by the variable name. PHP variables are case-sensitive and must start with a letter or an underscore, followed by any number of letters, numbers, or underscores.

Example:

<?php
$a = 10;  // the variable $a will hold the value 10
?>