Get to know MDN better
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The formMethod property of the HTMLButtonElement interface is the HTTP method used to submit the <form> if the <button> element is the control that submits the form. It reflects the value of the <button>'s formmethod attribute.
The value overrides the method property of the HTMLFormElement interface if the form is submitted via the button. This property can be retrieved or set. If set with an empty or invalid value, the invalid default value is "get". If not set at all, the value is the empty string ("").
A string; "post", "get", "dialog", or "".
| HTML # dom-fs-formmethod |
Enable JavaScript to view this browser compatibility table.
This page was last modified on Apr 10, 2025 by MDN contributors.
Your blueprint for a better internet.
Visit Mozilla Corporation’s not-for-profit parent, the Mozilla Foundation.
Portions of this content are ©1998–2026 by individual mozilla.org contributors. Content available under a Creative Commons license.