Answers for "choose random value of an array javascript"

javascript get random array value

//get random value from array
var colors = ["red","blue","green","yellow"];
var randColor = colors[Math.floor(Math.random() * colors.length)];

how to get random item from an array

//Function to make it easier
Array.prototype.random = function() {
    return this[Math.floor((Math.random() * this.length))];
};

var colors = ["red","blue","green","yellow"];
var randomColor = colors.random();