jsSolution

There are various methods used in web development to change the text or add additional elements to an HTML element's content. TextContent and innerHTML are two frequently used properties for…

JavaScript is a powerful and widely-used programming language that runs on the client-side of web applications. As a developer, it is essential to understand memory management in JavaScript to optimize…

JavaScript object properties are the keys inside the body of a JavaScript object. Object properties can be any of the three primitive data types, or any of the abstract data…

The cookies are the text or data stored in the format of text files in the browser or user's computer, and it is one kind of cache memory. The developer…

Using cookies is the most efficient method of remembering and tracking preferences, purchases, commissions, and other information required for better visitor experience or site statistics. The simplest way to create…

In JavaScript, the functions wrapped with parenthesis are called “Immediately Invoked Function Expressions" or "Self Executing Functions. The purpose of wrapping is to namespace and control the visibility of member…

A function is a group of reusable code which can be called anywhere in your program. This eliminates the need of writing the same code repeatedly. It helps programmers in…

JavaScript Closures In JavaScript, all functions work like closures. A closure is a function, which uses the scope in which it was declared when invoked. It is not the scope…

The concept of super keyword comes with the idea of inheritance in JavaScript. Suppose that you have a member variable or method of the same name in the derived class as you do in…

The lifetime of a JavaScript variable begins when it is declared − var rank; A local variable will be visible only within a function where it is defined. Function parameters…