BrowserVersionOwn?TypeAs String
Chrome65.0.3322???
Chrome65.0.3298???
Chrome65.0.3294???
Chrome64.0.3282???
Chrome64.0.3253???
Chrome63.0.3239???
Chrome63.0.3231???
Chrome63.0.3214???
Chrome62.0.3202???
Chrome62.0.3176???
Chrome62.0.3175???
Chrome62.0.3172???
Chrome62.0.3166???
Chrome61.0.3163???
Chrome61.0.3159???
Chrome61.0.3156???
Chrome61.0.3150???
Chrome61.0.3149???
Chrome61.0.3147???
Chrome61.0.3126???
Chrome60.0.3112???
Chrome59.0.3071???
Chrome58.0.3300???
Chrome58.0.3050???
Chrome58.0.3029???
Chrome57.0.2987???
Chrome56.0.2924???
Chrome55.0.2883???
Chrome54.0.2840???
Chrome53.0.2785???
Chrome52.0.2743???
Chrome51.0.2704???
Chrome50.0.2661???
Chrome49.0.2623???
Chrome48.0.2564???
Chrome47.0.2526???
Chrome46.0.2490???
Chrome45.0.2454???
Chrome44.0.2403???
Chrome43.0.2357???
Chrome42.0.2311???
Chrome41.0.2272???
Chrome40.0.2214???
Chrome39.0.2171???
Chrome38.0.2125???
Chrome38.0.1025???
Chrome37.0.2062???
Chrome36.0.1985???
Chrome35.0.1916???
Chrome34.0.1847???
Chrome29.0.1547???
Chrome25.0.1364???
Chrome24.0.1312???
Chrome19.0.1084???
Chrome15.0.874???
Chromium63.0.3239???
Chromium62.0.3202???
Chromium61.0.3163???
Chromium60.0.3112???
Chromium48.0.2564???
CriOS62.0.3202???
CriOS59.0.3071???
Edge16.16299.0???
Edge15.15063.0???
Edge14.14393.0???
Firefox59.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox58.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox57.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox56.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox55.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox54.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox53.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox52.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox51.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox50.0.0ownfunctionfunction CSS2Properties() { [native code] }
Firefox49.0.0???
Firefox45.0.0???
Firefox44.0.0???
Firefox35.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox30.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox29.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox28.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox27.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox24.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox18.0.0inheritedfunctionfunction CSS2Properties() { [native code] }
Firefox6.0.0???
Firefox5.0.1???
Firefox3.6.28???
Googlebot2.1.0???
IE11.0.0???
IE10.0.0???
IE9.0.0???
Java1.8.0???
Maxthon5.0.4???
Safari11.0.2???
Safari11.0.1???
Safari11.0.0???
Safari10.1.2???
Safari10.1.1???
Safari10.1.0???
Safari10.0.0???
Safari9.1.3???
Safari8.0.8???
Safari7.1.8???
Safari6.0.5???
Safari5.1.7???
Safari5.0.5???
Safari4.0.0???
SamsungBrowser6.2.0???
SamsungBrowser4.0.0???
urllib2.6.0???

PropertiesChromeChromiumCriOSEdgeFirefoxGooglebotIEJavaMaxthonSafariSamsungBrowserurllib
length???? 18.0.0???????
prototype???? 18.0.0???????
toString???? 24.0.0???????