Built-in JavaScript objects and functions are ones you'll use all the time. Here's how to use Object, JSON, String, Math, Date, and console in your JavaScript programs.

This tutorial will help us about the internal property [[extensible]].this internal property [[extensible]] of an object in javascript, is used to specify whether properties can be add to an object or ...

Prototype property in javascript: the prototype property gives us freedom to add the new property and method into the object at any time. this is the global property in javascript which can be called ...

Get the values of the specified properties by using the getUserProfilePropertiesFor method and passing in the UserProfilePropertiesForUser object. (To retrieve the value for only one user profile ...