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.

JavaScript object Instantiation via object initializer ... In this case, Object.prototype.toString() provides a default string representation for all JavaScript objects.

While JavaScript has many applications, working with string values is one of the most popular. Strings are objects within the JavaScript language. They are not stored as character arrays, so built ...