user-invalid-form-submission-invalidation-ref.html (289B)
1 <!DOCTYPE html> 2 <style> 3 .red { 4 border: 3px solid red; 5 } 6 .green { 7 border: 3px solid green; 8 } 9 </style> 10 11 <form> 12 <input class=red required> 13 <input class=red required> 14 <input class=green> 15 <button>submit</button> 16 </form> 17 18 <script> 19 document.querySelector('button').click(); 20 </script>