generate random index javascript code example

Example 1: 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)];

Example 2: javascript how to get a random element from an array

var items = ['Yes', 'No', 'Maybe'];
var item = items[Math.floor(Math.random() * items.length)];

Example 3: get random item from array javascript

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

Example 4: js get random number from array

const months = ["January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"];
const randomMonth = months[Math.floor(Math.random() * months.length)];

console.log("random month =>", randomMonth);

Example 5: javascript math.random from list

var myArray = [
  "Apples",
  "Bananas",
  "Pears"
];

var randomItem = myArray[Math.floor(Math.random()*myArray.length)];