[1] Add form.requestSubmit() (domenic著, 2019-05-17 04:06:54 +09:00) https://github.com/whatwg/html/commit/e0742f8fdf3b119fdabdcad01d2ebfef1d7a2262

[2] Proposal: allow a mode of form.submit() that behaves like clicking a submit button · Issue #4187 · whatwg/html (2019-12-06 18:01:10 +09:00) https://github.com/whatwg/html/issues/4187

[3] Add form.requestSubmit() by domenic · Pull Request #4597 · whatwg/html (2019-12-06 18:03:35 +09:00) https://github.com/whatwg/html/pull/4597

[4] Introduce SubmitEvent for the form 'submit' event (tkent-google著, 2019-11-01 03:55:55 +09:00) https://github.com/whatwg/html/commit/f476180797e6124074b3cfeaf1973ea39eb6c499

[5] Would be nice if submit events exposed the "submitter" element · Issue #3195 · whatwg/html (2020-05-14 15:10:07 +09:00) https://github.com/whatwg/html/issues/3195

[6] Forms: Introduce SubmitEvent for 'submit' event by tkent-google · Pull Request #4984 · whatwg/html (2020-05-14 15:10:37 +09:00) https://github.com/whatwg/html/pull/4984