Afgprogrammer - Declaring PHP Variables: In PHP, a variable starts with the $ sign, followed by the name of the variable PHP Variables A variable can have a short name (like x
php - How to echo a value out from a button? - Stack Overflow
Using the break Statement in PHP - Pi My Life Up
PHP Integer | Types and advance examples of PHP Integer
PHP Array Exercise: Inserts a new item in an array in any position - w3resource