BrowserVersionOwn?TypeAs String
BingPreview1.0.0???
Chrome49.0.2623???
Chrome68.0.3440ownfunctionfunction RTCRtpContributingSource() { [native code] }
Chrome69.0.3497???
Chrome70.0.3538ownfunctionfunction RTCRtpContributingSource() { [native code] }
Chrome75.0.3770???
Edge85.0.564???
Firefox56.0.0???
IE10.0.0???
Safari4.0.0ownfunctionfunction RTCRtpContributingSource() { [native code] }
Safari10.1.2???
SamsungBrowser13.0.0???
SFive80.0.0???
YandexBot3.0.0???

PropertiesBingPreviewChromeEdgeFirefoxIESafariSamsungBrowserSFiveYandexBot
length? 68.0.3440??? 4.0.0???
prototype? 68.0.3440??? 4.0.0???