What is at least one way to add an object to an existing array? What is at least one way to add an array to an existing object? code example

Example 1: add object to array javascript

let obj = { name: 'Bob' };
let arr = [{ name: 'John' }];

// add obj to array
arr = [...arr, obj];

console.log(arr) // [{ name: 'Bob' }, { name: 'John' }];

Example 2: how to add object to array javascript

var object = "Some Object"
var array = []

array.push(object)