for and range

The for in construct can be used to iterate through an Iterator. For a simple Iterator, a range can be used.

The upper value of the range is not inclusive.

fn main() {
	for item in 1..5 {
		println!("Iteration: {}", item);
	}
}

Learn more: https://doc.rust-lang.org/stable/rust-by-example/flow_control/for.html