You've mastered the basics of variables and made it half way through our course, but are you up to the challenge of arrays and logic statements? Of course you are. Let's get started! These lessons ...

When handling arrays in PHP, do you find yourself using foreach for everything? While foreach is versatile, it often leads to long code where you have to prepare an empty array, write conditions, and ...

I ran into a bit of a roadblock trying to code a program to perform simple matrix operations. The catch was that I wanted to be able to let the user specify the dimension of the matrices on the fly.