push() – Add Element to Array
array.push(element1, element2, .., elementN)
array
is an array of elementspush
is the array method nameelement1
,element2
, ..,elementN
are the elements that must be added to the end of the array
push()
method adds the given elements (as arguments) to the array
. push()
method modifies the original array, and returns the length of the new resulting array
Examples
1. add an element to the end of the array numbers
let numbers = [5, 1, 7, 3];
let newLength = numbers.push(8);
console.log('New length of array : ' + newLength);
console.log(numbers);
2. add 3 elements to the array numbers
let numbers = [5, 1, 7, 3];
let newLength = numbers.push(8, 74, 100);
console.log('New length of array : ' + newLength);
console.log(numbers);
3. no argument to push() method
let numbers = [5, 1, 7, 3];
let newLength = numbers.push();
console.log('New length of array : ' + newLength);
console.log(numbers);
if no element(s) is passed to push(), the array remains unchanged, and the push() method returns the length of the original array itself