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<!DOCTYPE html> <html> <body> <form action="demo_form.asp" method="get"> First name: <input type="text" name="fname" value="Donald"><br> Last name: <input type="text" name="lname" value="Duck"><br> <button id="myBtn" type="submit" formmethod="post" formaction="demo_post.asp">Submit</button> </form> <p>Click the "Try it" button to return the value of the formmethod attribute of the submit button above.</p> <p>Notice that the formmethod attribute overrides the HTML form's method attribute (get).</p> <button onclick="myFunction()">Try it</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myBtn").formMethod; document.getElementById("demo").innerHTML = x; } </script> </body> </html>