better spotify playlist shuffling

playlist_shuffling.js

let shuffle = function (playlist) {
	let shuffledPlaylist = [],
		song;
	while (playlist.length !== 0) {
		song = Math.floor(Math.random() * playlist.length);
		shuffledPlaylist.push(playlist[song]);
		playlist.splice(song, 1);
	}
	
	return shuffledPlaylist;
};

let play = function (playlist) {
	for (var i = 0; i < playlist.length; i++)
		console.log("Playing : " + playlist[i]);	
};

let playlist = ["Never", "Gonna", "Give", "You", "Up"];
let shuffledPlaylist = shuffle(playlist);
	
play(shuffledPlaylist);