BrowserVersionOwn?TypeAs String
Chrome81.0.4044???
Chrome85.0.4183ownobject[object TrustedTypePolicyFactory]
Chrome88.0.4301???
Edge86.0.622ownobject[object TrustedTypePolicyFactory]
Edge87.0.651???
Edge87.0.658ownobject[object TrustedTypePolicyFactory]
Firefox68.0.0???
HeadlessChrome81.0.4044???
IE10.0.0???
Safari10.1.2???

PropertiesChromeEdgeFirefoxHeadlessChromeIESafari
addEventListener 86.0.4240 86.0.622????
createPolicy 85.0.4183 86.0.622????
defaultPolicy 85.0.4183 86.0.622????
dispatchEvent 86.0.4240 86.0.622????
emptyHTML 85.0.4183 86.0.622????
emptyScript 85.0.4183 86.0.622????
getAttributeType 85.0.4183 86.0.622????
getPropertyType 85.0.4183 86.0.622????
getTypeMapping 85.0.4183 86.0.622????
isHTML 85.0.4183 86.0.622????
isScript 85.0.4183 86.0.622????
isScriptURL 85.0.4183 86.0.622????
onbeforecreatepolicy 86.0.4240?????
removeEventListener 86.0.4240 86.0.622????