Category: FAQs

Recent Post

How to check if a property exists in a JavaScript object

Learn methods for searching an object and its prototype for the existence of properties.

Check if a key exists in localStorage

To check for an item, get the value of the item by querying localStorage by its key.

How to save and retrieve images from localStorage

You can use the FileReader API to create a data URL and pass this through localStorage.

How to create and decode a query string in JavaScript

A query string is used to store string data as part of a URL.

Save user form input data in a JavaScript object

This task is possible in two lines using the FormData constructor and Object.fromEntries()

How to copy an image to the clipboard with vanilla JavaScript

Any image can be copied to the clipboard with a little help from the HTML Canvas API.

Get user location by IP address with JavaScript

Location by IP can resolved by a third-party service or in Node.js.

Typewriter typing effect with JavaScript

Make text appear on screen as if it is being typed live using the setInterval() function!

How to exit a JavaScript function

A JavaScript function can be exited by using the 'return' keyword or throwing an error.

How to exit a loop in JavaScript

You can exit from the execution of a loop by using the 'break' keyword.