BrowserVersionOwn?TypeAs String
Chrome81.0.4044???
Chrome86.0.4240ownfunctionfunction MouseEvent() { [native code] }
Chrome88.0.4301???
Edge86.0.622ownfunctionfunction MouseEvent() { [native code] }
Edge87.0.651???
Edge87.0.658ownfunctionfunction MouseEvent() { [native code] }
Firefox68.0.0???
Firefox79.0.0ownfunctionfunction MouseEvent() { [native code] }
HeadlessChrome81.0.4044ownfunctionfunction MouseEvent() { [native code] }
IE10.0.0ownobject[object MouseEvent]
Safari10.1.2ownfunctionfunction MouseEvent() { [native code] }

PropertiesChromeEdgeFirefoxHeadlessChromeIESafari
ALT_MASK?? 79.0.0???
AT_TARGET 86.0.4240 86.0.622 79.0.0 81.0.4044? 10.0.0
BLUR????? 10.1.2
BUBBLING_PHASE 86.0.4240 86.0.622 79.0.0 81.0.4044? 10.0.0
CAPTURING_PHASE 86.0.4240 86.0.622 79.0.0 81.0.4044? 10.0.0
CHANGE????? 10.1.2
CLICK????? 10.1.2
CONTROL_MASK?? 79.0.0???
DBLCLICK????? 10.1.2
DRAGDROP????? 10.1.2
FOCUS????? 10.1.2
KEYDOWN????? 10.1.2
KEYPRESS????? 10.1.2
KEYUP????? 10.1.2
length 86.0.4240 86.0.622 79.0.0 81.0.4044? 10.0.0
META_MASK?? 79.0.0???
MOUSEDOWN????? 10.1.2
MOUSEDRAG????? 10.1.2
MOUSEMOVE????? 10.1.2
MOUSEOUT????? 10.1.2
MOUSEOVER????? 10.1.2
MOUSEUP????? 10.1.2
MOZ_SOURCE_CURSOR?? 79.0.0???
MOZ_SOURCE_ERASER?? 79.0.0???
MOZ_SOURCE_KEYBOARD?? 79.0.0???
MOZ_SOURCE_MOUSE?? 79.0.0???
MOZ_SOURCE_PEN?? 79.0.0???
MOZ_SOURCE_TOUCH?? 79.0.0???
MOZ_SOURCE_UNKNOWN?? 79.0.0???
NONE 86.0.4240 86.0.622 79.0.0 81.0.4044? 10.0.0
prototype 86.0.4240 86.0.622 79.0.0 81.0.4044 10.0.0 10.0.0
SCROLL_PAGE_DOWN?? 79.0.0???
SCROLL_PAGE_UP?? 79.0.0???
SELECT????? 10.1.2
SHIFT_MASK?? 79.0.0???
WEBKIT_FORCE_AT_FORCE_MOUSE_DOWN????? 10.0.0
WEBKIT_FORCE_AT_MOUSE_DOWN????? 10.0.0