BrowserVersionOwn?TypeAs String
Chrome86.0.4240ownfunctionfunction Object() { [native code] }
Chrome88.0.4291???
Chrome88.0.4292ownfunctionfunction Object() { [native code] }
Edge86.0.622ownfunctionfunction Object() { [native code] }
Firefox78.0.0???
Firefox79.0.0ownfunctionfunction Object() { [native code] }
Safari10.1.2ownfunctionfunction Object() { [native code] }

PropertiesChromeEdgeFirefoxSafari
assign 86.0.4240 86.0.622 79.0.0 10.0.0
create 86.0.4240 86.0.622 79.0.0 10.0.0
defineProperties 86.0.4240 86.0.622 79.0.0 10.0.0
defineProperty 86.0.4240 86.0.622 79.0.0 10.0.0
entries 86.0.4240 86.0.622 79.0.0 10.0.0
freeze 86.0.4240 86.0.622 79.0.0 10.0.0
fromEntries 86.0.4240 86.0.622 79.0.0 13.0.0
getOwnPropertyDescriptor 86.0.4240 86.0.622 79.0.0 10.0.0
getOwnPropertyDescriptors 86.0.4240 86.0.622 79.0.0 10.0.0
getOwnPropertyNames 86.0.4240 86.0.622 79.0.0 10.0.0
getOwnPropertySymbols 86.0.4240 86.0.622 79.0.0 10.0.0
getPrototypeOf 86.0.4240 86.0.622 79.0.0 10.0.0
is 86.0.4240 86.0.622 79.0.0 10.0.0
isExtensible 86.0.4240 86.0.622 79.0.0 10.0.0
isFrozen 86.0.4240 86.0.622 79.0.0 10.0.0
isSealed 86.0.4240 86.0.622 79.0.0 10.0.0
keys 86.0.4240 86.0.622 79.0.0 10.0.0
length 86.0.4240 86.0.622 79.0.0 10.0.0
preventExtensions 86.0.4240 86.0.622 79.0.0 10.0.0
prototype 86.0.4240 86.0.622 79.0.0 10.0.0
seal 86.0.4240 86.0.622 79.0.0 10.0.0
setPrototypeOf 86.0.4240 86.0.622 79.0.0 10.0.0
values 86.0.4240 86.0.622 79.0.0 10.0.0