Keyboard eventsThe keydown and keyup events fire for each key press (or, with modifier keys, a combination of key presses) on a keyboard.widely2015-07-292018-01-29https://w3c.github.io/uievents/#events-keyboardeventshttps://developer.mozilla.org/docs/Web/API/KeyboardEventapi.Element.keydown_eventapi.Element.keyup_eventapi.KeyboardEventapi.KeyboardEvent.KeyboardEventapi.KeyboardEvent.altKeyapi.KeyboardEvent.codeapi.KeyboardEvent.ctrlKeyapi.KeyboardEvent.getModifierStateapi.KeyboardEvent.getModifierState.key_parameter_altapi.KeyboardEvent.getModifierState.key_parameter_altgraphapi.KeyboardEvent.getModifierState.key_parameter_capslockapi.KeyboardEvent.getModifierState.key_parameter_controlapi.KeyboardEvent.getModifierState.key_parameter_fnapi.KeyboardEvent.getModifierState.key_parameter_metaapi.KeyboardEvent.getModifierState.key_parameter_numlockapi.KeyboardEvent.getModifierState.key_parameter_scrolllockapi.KeyboardEvent.getModifierState.key_parameter_shiftapi.KeyboardEvent.getModifierState.key_parameter_symbolapi.KeyboardEvent.isComposingapi.KeyboardEvent.keyapi.KeyboardEvent.key.dead_keyapi.KeyboardEvent.key.non_printable_keysapi.KeyboardEvent.key.printable_keyapi.KeyboardEvent.locationapi.KeyboardEvent.metaKeyapi.KeyboardEvent.repeatapi.KeyboardEvent.shiftKeyhttps://nowyoucanuse.com/features--keyboard-events.html