BrowserVersionOwn?TypeAs String
AppleWebit537.36.0???
BingPreview1.0.0???
Chrome23.0.1271???
Chrome56.0.2924ownfunctionfunction AudioContext() { [native code] }
Chrome59.0.3071???
curl7.64.0???
Edge84.0.522???
Firefox3.6.12???
FxiOS36.0.0???
HeadlessChrome101.0.4950???
IE11.0.0???
Mobile15.0.0???
render2.0.0???
Safari4.0.0???
YandexBot3.0.0???

PropertiesAppleWebitBingPreviewChromecurlEdgeFirefoxFxiOSHeadlessChromeIEMobilerenderSafariYandexBot
length?? 56.0.2924??????????
prototype?? 56.0.2924??????????