I am a new customer to experts-exchange and this is my first question.
I have a requirement to capture any changes made to a form when a user clicks the browers BACK or FORWARD button and show a warning message.If no edits are made in the form then the warning message should not appear
If I can do it can any one tell me what are the events that I have to use?
I have searched google a little bit and undrestand that onbeforeunload does this functionality.
But how would i recognise whether any changes are made to form data in the onbeforeunload event.
The other day I was working on adding an ajax request to a webpage that already had a dialog box on the page. The dialog box was using relative positioning to be positioned next to a form field I had on the page. Everything was working…
Nothing in an HTTP request can be trusted, including HTTP headers and form data. A form token is a tool that can be used to guard against request forgeries (CSRF). This article shows an improved approach to form tokens, making it more difficult to…
The viewer will learn the basics of jQuery, including how to invoke it on a web page.
Reference your jQuery libraries: (CODE)
Include your new external js/jQuery file: (CODE)
Write your first lines of code to setup your site for jQuery.: (CODE)