appending an element to a list js code example

Example 1: javascript pushing to an array

some_array = ["John", "Sally"];
some_array.push("Mike");

console.log(some_array); //output will be =>
["John", "Sally", "Mike"]

Example 2: javascript add element to array

const langages = ['Javascript', 'Ruby', 'Python'];
langages.push('Go'); // => ['Javascript', 'Ruby', 'Python', 'Go']

const dart = 'Dart';
langages = [...langages, dart]; // => ['Javascript', 'Ruby', 'Python', 'Go', 'Dart']