RosettaCodeData/Task/Apply-a-callback-to-an-array/Rust/apply-a-callback-to-an-array.rs

fn echo(n: &i32) {
    println!("{}", n);
}

fn main() {
    let a: [i32; 5];
    a = [1, 2, 3, 4, 5];
    let _: Vec<_> = a.iter().map(echo).collect();
}