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Your First Hour
With GM

A friendly, step-by-step path to help you learn the basics of GameMaker.

Try a bit of GML

1	// Create Event
2	x = 100;
3	y = 100;
4	speed = 2;
5	
6	// Step Event
7	x += speed;
8	if (x > 300) 
9		speed = -speed;
10	

This object moves left and right across the screen.