modify array hs code example

Example 1: how to modify an array

let browsers = ['chrome', 'firefox', 'edge'];
browsers.pop(); // "edge"
console.log(browsers); // ["chrome", "firefox"]

Example 2: how to modify an array

let browsers = ['chrome', 'firefox', 'edge'];
browsers.unshift('safari');
console.log(browsers); //  ["safari", "chrome", "firefox", "edge"]