See input (type="reset").

This is single character key that either gives focus to an element (in some browsers) or activates a form control or link action. The browser and op

Specifies whether the reset element is available for user interaction. When set to true, the element cannot receive focus or be modified by the user

Gives focus from the current reset object, at which time the reset object's onfocus event fires.

This is a number that indicates the sequence of this reset element within the tabbing order of all focusable elements in the document.