BrowserVersionOwn?TypeAs String
ALAFISH89.0.4389???
Chrome35.0.2309???
Chrome78.0.3904ownobject[object ReadableStreamDefaultReader]
Chrome79.0.3945???
Chrome80.0.3987ownobject[object ReadableStreamDefaultReader]
Chrome85.0.4183???
Chrome86.0.4240ownobject[object ReadableStreamDefaultReader]
Chrome89.0.4354???
Chrome89.0.4386ownobject[object ReadableStreamDefaultReader]
Chrome90.0.0???
Chrome90.0.4430ownobject[object ReadableStreamDefaultReader]
Chrome92.0.4501???
Edge17.17134.0???
Edge86.0.622ownobject[object ReadableStreamDefaultReader]
Edge87.0.651???
Edge87.0.658ownobject[object ReadableStreamDefaultReader]
Edge87.0.664???
Edge88.0.670ownobject[object ReadableStreamDefaultReader]
Edge88.0.705???
Edge89.0.723ownobject[object ReadableStreamDefaultReader]
Edge89.0.731???
Edge90.0.818ownobject[object ReadableStreamDefaultReader]
Edge91.0.852???
Firefox51.0.0???
FxiOS33.0.0???
IE10.0.0???
Safari4.0.0ownobject[object ReadableStreamDefaultReader]
Safari7.0.0???

PropertiesALAFISHChromeEdgeFirefoxFxiOSIESafari
cancel? 78.0.0 86.0.622????
closed? 78.0.0 86.0.622????
constructor? 78.0.0 86.0.622????
read? 78.0.0 86.0.622????
releaseLock? 78.0.0 86.0.622????