swuecho · July 3, 2015 23:58 · swuecho · Jul 3, 2015
diff --git a/playground.rs b/playground.rs
 fn main() {
    let player_scores = [
        ("Jack", 20), ("Jane", 23), ("Jill", 18), ("John", 19),
    ];

    let players = player_scores
        .iter()
        .map(|&(player, _score)| {
            player
        })
        .collect::<Vec<_>>();

    assert_eq!(players, ["Jack", "Jane", "Jill", "John"]);
 }
	fn main() {
	let player_scores = [
	("Jack", 20), ("Jane", 23), ("Jill", 18), ("John", 19),
	];

	let players = player_scores
	.iter()
	.map(\|&(player, _score)\| {
	player
	})
	.collect::<Vec<_>>();

	assert_eq!(players, ["Jack", "Jane", "Jill", "John"]);
	}