BrowserVersionOwn?TypeAs String
Chrome81.0.4044???
Chrome85.0.4183ownfunctionfunction openDatabase() { [native code] }
Chrome88.0.4301???
Edge86.0.622ownfunctionfunction openDatabase() { [native code] }
Edge87.0.651???
Edge87.0.658ownfunctionfunction openDatabase() { [native code] }
Firefox68.0.0???
IE10.0.0???
Safari10.1.2ownfunctionfunction openDatabase() { [native code] }
Safari13.0.4ownundefined[object Function]

PropertiesChromeEdgeFirefoxIESafari
length 85.0.4183 86.0.622?? 10.0.0