Category: Miscellaneous

Shallow Copy In JavaScript, a shallow copy is a duplication of an array or object that replicates its top-level elements, but not its nested structures. When creating a shallow copy of an array, common methods include using the spread operator ([…]), Array.from(), or the slice() method. For objects, the spread operator ({…}) and Object.assign() are…

What is Unicode? Unicode is a universal set of characters that contains a list of characters from the majority of languages, writing systems, etc. It provides a unique number for every character without focusing on programming language, platform, operating system, etc. Furthermore, it also includes punctuation, emojis, special characters, etc. In short, the Unicode set…

What is blob in JavaScript? In JavaScript, a Blob is an object that is a group of bytes representing the data stored in the file. We can easily easily read the content of the Blob object as an ArrayBuffer, so it is very useful to store the binary data. The Blob object is used to handle the…

BigInt The BigInt data type in JavaScript is a numeric primitive that can represent integers with arbitrary magnitude. This is in contrast to the Number data type, which is limited to representing integers between -(253 – 1) and 253 – 1. JavaScript which powers dynamic web applications, traditionally employs the Number type for numeric representations in accordance…

Dynamic Imports Whenever the application code grows and contains thousands of lines, it is important to split the code into modules. Modules allow developers to break down complex codes and use them in different files by importing. In JavaScript modules chapter, you learned to import and export objects from the modules, but it was a static import,…

What is a Module? A module in JavaScript is a single file containing a JavaScript code or script. Rather than adding the code for the whole application in a single file, we can break down the code and create separate files for the code having the same functionalities. In short, the module contains the code to perform…

Set Date Methods JavaScript Set Date Methods are functionalities linked to the Date object in JavaScript, designed to streamline the adjustment and modification of specific elements within a date and time structure. These methods empower developers to efficiently update individual components, such as year, month, day, hour, and minute, in a Date object, offering a…

Get Date Methods JavaScript utilizes the Date object for date and time manipulation. This object offers an array of methods that facilitate retrieval and modification of date-specific information. Here, we will discuss about the get date methods within JavaScript which fetch different components of the date/time. Below is a table of the most commonly used…

Date Formats JavaScript offers us a variety of date formats ranging from elementary locale-specific formatting all the way up to sophisticated customization options. Understanding the different date formats is a fundamental and essential aspect of web development, irrespective of whether youre building a dynamic web application, managing time sensitive data or simply displaying dates in a user-friendly…

A multiline string is a JavaScript string that spans multiple lines. Using multiline strings in programs make it easier to read and maintain. In JavaScript, the easiest way to create multiline strings is to use template literals (template strings). The template literals are introduced in ECMAScript 2015 (ES6). Before introduction of template literals, the multiline strings are created by…