Prototypes
Understand JavaScript prototypes
AdvancedTopic: Advanced JS
JavaScript Prototypes Program
This program helps you to learn the fundamental structure and syntax of JavaScript programming.
function Person(name) { this.name = name; }
Person.prototype.greet = function() { return 'Hello, ' + this.name; };
const person = new Person('John');
console.log(person.greet());Output
Hello, John
Understanding Prototypes
Prototypes enable object inheritance.
Note: To write and run JavaScript programs, you need to set up the local environment on your computer. Refer to the complete article Setting up JavaScript Development Environment. If you do not want to set up the local environment on your computer, you can also use online IDE to write and run your JavaScript programs.