BrowserVersionOwn?TypeAs String
Chrome64.0.3253???
Chrome63.0.3239???
Chrome63.0.3231???
Chrome63.0.3214???
Chrome62.0.3202???
Chrome62.0.3176???
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???
Chrome58.0.3050???
Chrome58.0.3029???
Chrome57.0.2987???
Chrome56.0.2966???
Chrome56.0.2924???
Chrome55.0.2883???
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???
Chromium61.0.3163???
Chromium60.0.3112???
CriOS59.0.3071???
Edge15.15063.0???
Edge14.14393.0???
Edge12.246.0???
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] }
Firefox33.0.0???
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???
Googlebot2.1.0???
IE11.0.0???
IE10.0.0???
IE9.0.0???
Maxthon5.0.4???
Safari11.0.1???
Safari11.0.0???
Safari10.1.2???
Safari10.1.1???
Safari10.1.0???
Safari10.0.3???
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???

PropertiesChromeChromiumCriOSEdgeFirefoxGooglebotIEMaxthonSafariSamsungBrowser
length???? 18.0.0?????
prototype???? 18.0.0?????
toString???? 24.0.0?????