BrowserVersionOwn?TypeAs String
Chrome38.0.2125???
Edge17.17134.0???
Firefox51.0.0???
Firefox56.0.0ownfunctionfunction UserProximityEvent() { [native code] }
Firefox64.0.0???
FxiOS35.0.0???
Goanna4.8.0???
IE10.0.0???
Safari4.0.0???
SamsungBrowser14.0.0???
Stargon3.9.1???

PropertiesChromeEdgeFirefoxFxiOSGoannaIESafariSamsungBrowserStargon
ALT_MASK?? 56.0.0? 4.1.0????
AT_TARGET?? 56.0.0? 4.1.0????
BUBBLING_PHASE?? 56.0.0? 4.1.0????
CAPTURING_PHASE?? 56.0.0? 4.1.0????
CONTROL_MASK?? 56.0.0? 4.1.0????
length?? 56.0.0? 4.1.0????
META_MASK?? 56.0.0? 4.1.0????
NONE?? 56.0.0? 4.1.0????
prototype?? 56.0.0? 4.1.0????
SHIFT_MASK?? 56.0.0? 4.1.0????