BrowserVersionOwn?TypeAs String
Chrome79.0.3945???
Edge85.0.564???
Firefox68.0.0???
Firefox79.0.0ownfunctionfunction AbstractRange() { [native code] }
IE10.0.0???
Safari10.1.2???
YandexBot3.0.0???

PropertiesChromeEdgeFirefoxIESafariYandexBot
length?? 79.0.0???
prototype?? 79.0.0???