Minimize server requests by validating file size before uploading.
Learn how for both an input the 'multiple' attribute and with multiple input elements.
Make a POST request containing form data as the payload using Axios.
The XMLHttpRequest (XHR) object can be used to make and track upload progress.
You can upload a file using the Fetch API as part of a FormData object or as a standalone file.
Using Axios, you can track the upload progress of a POST request to create a progress bar.