how to append var to array javascript code example

Example 1: javascript append element to array

var colors= ["red","blue"];
	colors.push("yellow");

Example 2: javascript array push

// JS array .push() method

let items_in_backpack = ['food', 'water', 'flashlight', 'GPS']; // Our starting array
items_in_backpack.push('javascript array push knowledge'); // Adds the <<< string to the array items_in_backpack


// Now the array is:
// ['food', 'water', 'flashlight', 'GPS', 'javascript array push knowledge']