how to add something in array 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: js add item to array

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi");