BrowserVersionOwn?TypeAs String
Chrome94.0.4590???
Edge92.0.902ownobject[object IDBFactory]
Firefox90.0.0ownobject[object IDBFactory]
Java11.0.10???
requests2.26.0???
Scrapy1.5.1???

PropertiesChromeEdgeFirefoxJavarequestsScrapy
cmp 88.0.4324 92.0.902 90.0.0???
constructor??????
databases 88.0.4324 92.0.902????
deleteDatabase 88.0.4324 92.0.902 90.0.0???
open 88.0.4324 92.0.902 90.0.0???
webkitGetDatabaseNames??????