new array fill javascript code example

Example 1: javascript fill array

const fill = new Array(5).fill(0)
console.log(fill) // [ 0,0,0,0,0]

Example 2: fill array with values javascript

let filledArray = new Array(10).fill({'hello':'goodbye'});

Example 3: js fill array with count elements

Array(3).fill(4);                // [4, 4, 4]