BrowserVersionOwn?TypeAs String
ALAFISH89.0.4389???
Chrome38.0.2125???
Chrome49.0.2623ownobject[object Object]
Chrome68.0.3440ownobject[object Headers]
Chrome69.0.3497???
Chrome70.0.3538ownobject[object Headers]
Chrome79.0.3945???
Chrome80.0.3987ownobject[object Headers]
Chrome89.0.4354???
Chrome89.0.4386ownobject[object Headers]
Chrome90.0.0???
Chrome90.0.4430ownobject[object Headers]
Chrome92.0.4501???
Edge17.17134.0???
Edge86.0.622ownobject[object Headers]
Edge87.0.651???
Edge87.0.658ownobject[object Headers]
Edge87.0.664???
Edge88.0.670ownobject[object Headers]
Edge88.0.705???
Edge90.0.818ownobject[object Headers]
Edge91.0.852???
Firefox51.0.0???
Firefox56.0.0ownobject[object HeadersPrototype]
Firefox64.0.0???
Firefox68.0.0ownobject[object HeadersPrototype]
Firefox78.0.0ownobject[object Headers]
FxiOS33.0.0ownobject[object Headers]
IE10.0.0???
Safari4.0.0ownobject[object Headers]
Safari7.0.0???
Safari10.1.2ownobject[object HeadersPrototype]
Safari14.0.0ownobject[object Headers]
Safari537.36.0???

PropertiesALAFISHChromeEdgeFirefoxFxiOSIESafari
append? 49.0.0 86.0.622 68.0.0?? 10.0.0
constructor? 49.0.0 86.0.622 68.0.0?? 10.0.0
delete? 49.0.0 86.0.622 68.0.0?? 10.0.0
entries? 49.0.0 86.0.622 68.0.0?? 10.0.0
forEach? 49.0.0 86.0.622 68.0.0?? 10.0.0
get? 49.0.0 86.0.622 68.0.0?? 10.0.0
getAll? 49.0.2623?????
has? 49.0.0 86.0.622 68.0.0?? 10.0.0
keys? 49.0.0 86.0.622 68.0.0?? 10.0.0
set? 49.0.0 86.0.622 68.0.0?? 10.0.0
values? 49.0.0 86.0.622 68.0.0?? 10.0.0