Answers for "put item at first element in array javascript"

2

insert element at beginning of array javascript

// Use unshift method if you don't mind mutating issue
// If you want to avoid mutating issue
const array = [3, 2, 1]

const newFirstElement = 4

const newArray = [newFirstElement].concat(array) // [ 4, 3, 2, 1 ]

console.log(newArray);
Posted by: Guest on November-20-2020

Code answers related to "put item at first element in array javascript"

Code answers related to "Javascript"

Browse Popular Code Answers by Language