BrowserVersionOwn?TypeAs String
ALAFISH89.0.4389???
Chrome38.0.2125???
Chrome49.0.2623ownobject[object Object]
Chrome68.0.3440ownobject[object DOMImplementation]
Chrome69.0.3497???
Chrome70.0.3538ownobject[object DOMImplementation]
Chrome72.0.3626???
Chrome74.0.3729ownobject[object DOMImplementation]
Chrome79.0.3945???
Chrome80.0.3987ownobject[object DOMImplementation]
Chrome85.0.4183???
Chrome86.0.4240ownobject[object DOMImplementation]
Chrome89.0.4354???
Chrome89.0.4386ownobject[object DOMImplementation]
Chrome90.0.0???
Chrome90.0.4430ownobject[object DOMImplementation]
Chrome91.0.4455???
Chrome91.0.4472ownobject[object DOMImplementation]
Chrome92.0.4491???
Edge17.17134.0???
Edge86.0.622ownobject[object DOMImplementation]
Edge87.0.651???
Edge87.0.658ownobject[object DOMImplementation]
Edge87.0.664???
Edge88.0.670ownobject[object DOMImplementation]
Edge88.0.705???
Edge90.0.818ownobject[object DOMImplementation]
Edge91.0.852???
Firefox51.0.0???
Firefox56.0.0ownobject[object DOMImplementationPrototype]
Firefox64.0.0???
Firefox70.0.0ownobject[object DOMImplementationPrototype]
Firefox78.0.0ownobject[object DOMImplementation]
FxiOS33.0.0ownobject[object DOMImplementation]
IE10.0.0ownobject[object DOMImplementationPrototype]
Safari4.0.0ownobject[object DOMImplementation]
Safari7.0.0???
Safari10.1.2ownobject[object DOMImplementationPrototype]
Safari14.0.0ownobject[object DOMImplementation]
Safari537.36.0???

PropertiesALAFISHChromeEdgeFirefoxFxiOSIESafari
constructor? 49.0.0 86.0.622 70.0.0?? 10.0.0
createCSSStyleSheet?????? 10.1.2
createDocument? 49.0.0 86.0.622 70.0.0?? 10.0.0
createDocumentType? 49.0.0 86.0.622 70.0.0?? 10.0.0
createHTMLDocument? 49.0.0 86.0.622 70.0.0?? 10.0.0
hasFeature? 49.0.0 86.0.622 70.0.0?? 10.0.0