Sep 25, 2023 · This chapter introduces the concepts, objects and functions used to work with and perform calculations using numbers and dates in JavaScript.

May 1, 2023 · Introduction · Grammar and types · Control flow and error handling · Loops and iteration · Functions · Expressions and operators · Numbers and dates.

Introduction · Functions · JavaScript modules · Grammar and types

Mar 5, 2024 · JavaScript documentation of core language features (pure ECMAScript, for the most part) includes the following: The JavaScript guide; The ...

Dec 19, 2023 · Programming languages all have built-in data structures, but these often differ from one language to another. This article attempts to list ...

JavaScript language overview · Immutable · Null · Mutable

Jun 22, 2023 · This guide assumes you have the following basic background: A general understanding of the Internet and the World Wide Web (WWW).

Apr 19, 2024 · This chapter discusses JavaScript's basic grammar, variable declarations, data types and literals.

Hoisting · Statement · Identifier · Object

Mar 9, 2024 · Classes are a template for creating objects. They encapsulate data with code to work on that data. Classes in JS are built on prototypes but ...

Static · Extends · Constructor · Method definitions

Oct 4, 2023 · Functions are one of the fundamental building blocks in JavaScript. A function in JavaScript is similar to a procedure—a set of statements ...

A JavaScript date is fundamentally specified as the time in milliseconds that has elapsed since the epoch, which is defined as the midnight at the beginning of ...

Date.now() · Date.parse() · toLocaleDateString() · Date.prototype.toString()