js get random from array

1//get random value from array
2var colors = ["red","blue","green","yellow"];
3var randColor = colors[Math.floor(Math.random() * colors.length)];
4

1var myArray = [
2  "Apples",
3  "Bananas",
4  "Pears"
5];
6
7var randomItem = myArray[Math.floor(Math.random()*myArray.length)];

1//Make all arrays have "random" method
2Array.prototype.random = function() {
3    return this[Math.floor(Math.random() * this.length)];
4}
5
6//Call "random" method on an array
7var result = ["Hello", "world"].random();

1const randomElement = array[Math.floor(Math.random() * array.length)];