How to distinguish between two SUBMIT buttons_javascript skills

There are two SUBMIT buttons (such as "Modify" and "Delete") in a FORM form, and only one ACTION processing page
How to distinguish whether to process "Modify" or "Delete" in this ACTION page?

Method 1:
If the FORM form is like this:





You The value of Request("Action") can be read in ASP. If the user selects "Modify", then this variable is "Modify".

Method 2:
can be a script function, such as:

This allows you to send multiple buttons to different web pages. <script> <BR>function modify() <BR>{ <BR>document.form1.action="modify.jsp"; <BR>document.form1.submit(); <BR>} <br><br>function delete() <BR>{ <BR>document.form1.action="delete.jsp"; <BR>document.form1.submit(); <BR>} <BR></script>