Intro to PHP Variables PHP Virgin
So, do you remember x and y from algebra I m sure you ve used the Quadratic formula like a million times since high school Or how about the pythagorean theorem A squared plus b squared equals C squared All those x s and y s and a s and b s are variables that represent a value. PHP also lets you create variables to hold information. These variables can be numbers, like in algebra. There are two different types of numbers in PHP, integers and floats.
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