javascript get random value from array 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: javascript return a random value from an 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 4: how to get a randome element from a list in javascript

let numList = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
let randomElem = numList[Math.floor(Math.random() * numList.length)];
console.log(randomElem);

Example 5: print random string from an array to screen in javascript

pick random string from array javascriptJavascript By Joyous Jackal on Jun 14 2020
var groceries = [
'milk',
'coriander',
'cucumber',
'eggplant'
]
let mygroceries = groceries[Math.floor(Math.random() * groceries.length)]
console.log(mygroceries)//This gives you any string from groceries

Example 6: js get random from array

//Make all arrays have "random" method
Array.prototype.random = function() {
    return this[Math.floor(Math.random() * this.length)];
}

//Call "random" method on an array
var result = ["Hello", "world"].random();