image-submit-click.html (357B)
1 <!DOCTYPE html> 2 <form> 3 <input type="image" name="name" value="value"> 4 </form> 5 6 <script> 7 "use strict"; 8 if (window.location.search.startsWith("?name.x")) { 9 // The action pointed to ourself, so the form submitted something 10 window.parent.success(window.location.href); 11 } else { 12 const input = document.querySelector("input"); 13 input.click(); 14 } 15 </script>