It is possible to add or remove elements in array. Follow the example below for more info:pop() - To remove last element
var cities = ["London", "Reading", "Liverpool", "Manchester", "Basingstoke"]; cities.pop(); alert(cities);
push() - To add element to the last
var cities = ["London", "Reading", "Liverpool", "Manchester", "Basingstoke"];
cities.push("Brighton", "Swansea");
alert(cities);