BrowserVersionOwn?TypeAs String
Chrome62.0.3166???
Chrome61.0.3159???
Chrome61.0.3156???
Chrome61.0.3150???
Chrome61.0.3149???
Chrome61.0.3147???
Chrome61.0.3126???
Chrome60.0.3112???
Chrome59.0.3071???
Chrome58.0.3029???
Chrome57.0.2987???
Chrome56.0.2924???
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???
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???
CriOS59.0.3071???
Edge15.15063.0???
Edge14.14393.0???
Firefox56.0.0ownfunctionfunction FileSystemDirectoryReader() { [native code] }
Firefox54.0.0ownfunctionfunction FileSystemDirectoryReader() { [native code] }
Firefox53.0.0ownfunctionfunction FileSystemDirectoryReader() { [native code] }
Firefox52.0.0ownfunctionfunction FileSystemDirectoryReader() { [native code] }
Firefox51.0.0ownfunctionfunction FileSystemDirectoryReader() { [native code] }
Firefox50.0.0???
Firefox30.0.0???
Firefox29.0.0???
Firefox28.0.0???
Firefox27.0.0???
Firefox24.0.0???
Firefox18.0.0???
Firefox6.0.0???
Firefox5.0.1???
Googlebot2.1.0???
IE11.0.0???
IE10.0.0???
IE6.0.0???
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???
SamsungBrowser4.0.0???

PropertiesChromeCriOSEdgeFirefoxGooglebotIESafariSamsungBrowser
length??? 51.0.0????
prototype??? 51.0.0????