try { // Code that might throw an error } catch (error) { console.error(error.message); }
const promise = new Promise((resolve, reject) => { // Asynchronous operation setTimeout(() => { resolve("Data loaded successfully."); }, 2000); });
Dog.prototype = Object.create(Animal.prototype); Dog.prototype.constructor = Dog; cisco javascript essentials 2 answers exclusive
function Animal(name) { this.name = name; }
Animal.prototype.sound = function() { console.log("The animal makes a sound."); }; try { // Code that might throw an
A promise in JavaScript represents a value that may not be available yet, but will be resolved at some point in the future. You can create a promise using the Promise constructor and handle its resolution or rejection using .then() and .catch() methods. For example:
promise.then((data) => { console.log(data); }).catch((error) => { console.error(error); }); } const promise = new Promise((resolve
Dog.prototype.sound = function() { console.log("The dog barks."); };