add an element to an array javascript

var fruits = ["222", "vvvv", "eee", "eeee"];

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

fruits.push("Kiwi"); var colors= ["red","blue"];
	colors.push("yellow"); const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi");var colors=["red","white"];
colors.push("blue");//append 'blue' to colorsarray.push(element)