Jump with up arrow, fall down with down arrow, move with left and right arrows, and press 1 or 2 to mute and unmute the music.
Just a little platform simulation I decided to make for my own future purposes and for others to observe and even borrow the formula. Yes, you are allowed to use this for any type of game you're making, but make sure either A. You remix this project B. You give credit to me if there is no remix credit, if you decide not to remix. All sound effects from Paper Mario: TTYD. Song is from Mario Strikers Charged.