BrowserVersionOwn?TypeAs String
AppleWebit537.36.0ownobject[object JSON]
BingPreview1.0.0ownobject[object JSON]
Chrome23.0.1271???
Chrome56.0.2924ownobject[object JSON]
Chrome104.0.0???
curl7.64.0???
Edge84.0.522ownobject[object JSON]
Firefox3.6.12???
Firefox90.0.0ownobject[object JSON]
Firefox94.0.2???
Firefox95.0.0ownobject[object JSON]
Firefox102.0.0???
FxiOS36.0.0???
HeadlessChrome101.0.4950ownobject[object JSON]
IE11.0.0ownobject[object JSON]
Mobile15.0.0???
render2.0.0ownobject[object JSON]
Safari4.0.0ownobject[object JSON]
Safari11.0.0???
Safari14.1.1ownobject[object JSON]
Safari14.1.2???
Safari15.0.0ownobject[object JSON]
Safari15.1.0???
Safari15.2.0ownobject[object JSON]
YandexBot3.0.0ownobject[object JSON]

PropertiesAppleWebitBingPreviewChromecurlEdgeFirefoxFxiOSHeadlessChromeIEMobilerenderSafariYandexBot
parse 537.36.0 1.0.0 56.0.0? 84.0.522 78.0.0? 78.0.3882 11.0.0? 2.0.0 4.0.0 3.0.0
stringify 537.36.0 1.0.0 56.0.0? 84.0.522 78.0.0? 78.0.3882 11.0.0? 2.0.0 4.0.0 3.0.0
toSource?????????????