Видео ютуба по тегу Using Jquery Val() To Send Form Data And Using Formdata To Send For Data

Understanding the Difference Between jQuery val() and FormData for File Uploads in AJAX Requests
Understanding the Difference Between jQuery val() and FormData for File Uploads in AJAX Requests
Form Data (FormData) in Javascript (with AJAX)
Form Data (FormData) in Javascript (with AJAX)