BrowserVersionOwn?TypeAs String
BingPreview1.0.0ownfunctionfunction ValidityState() { [native code] }
Chrome27.0.1500???
Chrome38.0.2125ownfunctionfunction ValidityState() { [native code] }
Chrome69.0.3497???
Chrome70.0.3538ownfunctionfunction ValidityState() { [native code] }
Chrome79.0.3945???
Chrome80.0.3987ownfunctionfunction ValidityState() { [native code] }
Chrome85.0.4183???
Chrome86.0.4240ownfunctionfunction ValidityState() { [native code] }
Edge85.0.564ownfunctionfunction ValidityState() { [native code] }
Edge87.0.664???
Edge88.0.670ownfunctionfunction ValidityState() { [native code] }
Edge89.0.736???
Edge89.0.774ownfunctionfunction ValidityState() { [native code] }
Firefox51.0.0ownfunctionfunction ValidityState() { [native code] }
Firefox52.0.0ownfunctionfunction ValidityState() { [native code] }
Firefox56.0.0???
Firefox70.0.0ownfunctionfunction ValidityState() { [native code] }
Firefox88.0.0???
IE10.0.0ownobject[object ValidityState]
Safari4.0.0ownfunctionfunction ValidityState() { [native code] }
Safari10.1.2ownfunctionfunction ValidityState() { [native code] }
Safari13.0.3ownfunctionfunction ValidityState() { [native code] }
Safari13.0.4ownfunctionfunction ValidityState() { [native code] }
Safari14.2.0???
SamsungBrowser13.0.0ownfunctionfunction ValidityState() { [native code] }
SFive80.0.0ownfunctionfunction ValidityState() { [native code] }
TkBot0.1.0???
YandexBot3.0.0ownfunctionfunction ValidityState() { [native code] }

PropertiesBingPreviewChromeEdgeFirefoxIESafariSamsungBrowserSFiveTkBotYandexBot
length 1.0.0 38.0.0 17.0.0 51.0.0? 4.0.0 13.0.0 80.0.0? 3.0.0
prototype 1.0.0 38.0.0 17.0.0 51.0.0 10.0.0 4.0.0 13.0.0 80.0.0? 3.0.0