Iterating through 2 arrays in parallel means iterating over 2 arrays at the same time and accessing the corresponding elements of each array. This article will show you how to do that in JavaScript. Using a Loop Let’s say you......
This concise, straight-to-the-point article walks you through a couple of different ways to split a given JavaScript array into smaller equally-sized chunks (subarrays). Note that the final chunk may have fewer elements than other chunks.......
This succinct, example-based article will walk you through 4 different approaches to flattening a nested array in JavaScript. No need to procrastinate anymore; let’s roll up our sleeves and start! Using the flat() method The......
In JavaScript, to get all dates between 2 given dates as an array, we can use a loop to iterate over the dates and push each date to an array until we reach the end date. We can use the push() method to add the dates to the array. This......
This article shows you a couple of different ways to display a date object in 12-hour format, with AM and PM, in JavaScript. Note: AM stands for “ante meridiem” which means “before noon” in Latin, and PM stands......
The example below shows you how to dynamically change the background color of a webpage when the user scrolls down. We only use vanilla Javascript and CSS to make this. Example Preview Here’s the demo: The code The......
In JavaScript, Date objects are mutable, so if you simply assign a Date object to a new variable, changes to the new variable will affect the original Date object. This article will walk you through a couple of different ways to create a......
Some common valid date string formats in JavaScript are: ISO 8601 format: 2023-10-30 or 2023-10-30T16:30:00Z Short date format: 11/30/2023 Long date format: October 30 2023 or 30 October 2022 RFC 2822 format: 30 Oct 2023......
To sort an array of objects by date property in JavaScript, we can use the Array.prototype.sort() method with a custom comparator function. The comparator function should compare the date values of the objects using the Date constructor......
When building applications with JavaScript, there might be scenarios where you want to remove the time portion from a date string, such as: Displaying dates: When displaying dates in a UI, you may only want to show the date part and......
A date range refers to a period of time that is defined by two dates: a start date and an end date. For example, a date range can be defined as January 1, 2023, to January 31, 2023. When developing applications with modern JavaScript,......
Knowing that dark or light mode is being applied is useful for websites (and web apps) to programmatically adjust their UI based on the user’s preference or the device’s theme. This practical article will walk you through a......