URL encoding converts characters into a format that can be transmitted over the Internet. These characters include − ASCII control characters, Non-ASCII control characters, Reserved characters, Unsafe characters. The URL is the address of a web page, like: https://www.astemplates.com
HTML Drag and Drop interfaces enable applications to use drag and drop features in Firefox and other browsers. For example, with these features, the user can select draggable elements with a mouse, drag the elements to a droppable element, and drop those elements by releasing the mouse button.