get random from array 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 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 3: get random item from array javascript
const randomElement = array[Math.floor(Math.random() * array.length)];
Example 4: get random entry from array javascript
const rnd = (arr) => { return arr[Math.floor(Math.random() * arr.length)] };
Example 5: get random item from array javascript
let items = [12, 548 , 'a' , 2 , 5478 , 'foo' , 8852, , 'Doe' , 2145 , 119];
let randomItem = items[Math.floor(Math.random() * items.length)];
Example 6: generate an array of random numbers javascript
let numbersArray = [] , max = 100;
for( var i=1; numbersArray.push(i++) < max;); // numbers = [1,2,3 ... 100]