Scope in JavaScript

In English, "scope" is defined as: "The extent of the area that something is relevant". In JavaScript, this definition holds, with one small adjustment: "The extent of the area that something is accessible". With this in mind there are two basic areas with which a variable can be contained and is accessible: globally and locally. Global Scope Variables with global scope are part of the global object. In a web browser, this  MORE q

By on April 16th, 2020 in
Javascript, Web Development.

Programming Methodologies in JavaScript

Here I compare Object-Oriented Programming (OOP) and Functional Programming, highlighting their fundamental differences. OOP utilizes inheritance and encapsulates data, focusing on "what something is", while Functional Programming emphasizes function composition and immutability, concentrating on "what something has". Both methods have benefits and drawbacks influencing code clarity, maintainability, and memory efficiency.  MORE q

By on April 15th, 2020 in
Javascript, Web Development.

DOM Access in JavaScript

Here I explore how to utilize the JavaScript DOM Web API to manipulate document elements. It highlights methods for accessing and modifying elements, such as retrieving elements by ID, creating new ones, and altering styles. Additionally, it describes various data types within the DOM API, enhancing understanding of its structure and capabilities.  MORE q

By on April 14th, 2020 in
Javascript, Web Development.

Strict Mode in JavaScript

Strict mode can be turned on by the developer to run a variant of JavaScript in the browser. This variant uses different semantics to run JS code. Initiating this is as simple as writing: 'use strict'; One use case is as a temporary measure during development to uncover errors that would otherwise fail silently. In addition, if browser support can be  MORE q

By on April 14th, 2020 in
Javascript, Web Development.

Date and Time in Javascript

The Date() object provides the number of seconds from January 1970 UTC up to the moment it is invoked. The parameters of the function allow for formatting of the output.. .toLocaleTimeString(), .toLocaleDateString() and .toLocaleString() are   MORE q

By on April 13th, 2020 in
Javascript, Web Development.

Classes in JavaScript

Classes are blueprints to create Objects. When a class is set up with all of the properties and functions for the object, this class can then be used to create any number of identical Objects. Important notes on classes : It is common to capitalize the first letter of the class name to make clear it is a class and  MORE q

By on April 12th, 2020 in
Javascript, Web Development.

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