BrowserVersionOwn?TypeAs String
AppleWebit537.36.0???
BingPreview1.0.0???
Chrome41.0.2226???
CriOS107.0.0???
Edge84.0.522???
Firefox68.0.0???
FxiOS36.0.0???
Googlebot2.1.0???
IE11.0.0ownobject[object WEBGL_compressed_texture_s3tc]
ManicTime5.2.4???
Mobile15.0.0???
render2.0.0???
Safari4.0.0???
SamsungBrowser17.0.0???
YandexBot3.0.0???

PropertiesAppleWebitBingPreviewChromeCriOSEdgeFirefoxFxiOSGooglebotIEManicTimeMobilerenderSafariSamsungBrowserYandexBot
COMPRESSED_RGBA_S3TC_DXT1_EXT???????? 11.0.0??????
COMPRESSED_RGBA_S3TC_DXT3_EXT???????? 11.0.0??????
COMPRESSED_RGBA_S3TC_DXT5_EXT???????? 11.0.0??????
COMPRESSED_RGB_S3TC_DXT1_EXT???????? 11.0.0??????
prototype???????? 11.0.0??????