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