Returns a string that indicates how binary data from the WebSocket object is exposed to scripts:
Can be set, to change how binary data is returned. The default is "blob".
Readonly
bufferedReturns the number of bytes of application data (UTF-8 text and binary data) that have been queued using send() but not yet been transmitted to the network.
If the WebSocket connection is closed, this attribute's value will only increase with each call to the send() method. (The number does not reset to zero once the connection closes.)
Readonly
CLOSEDReadonly
CLOSINGReadonly
CONNECTINGReadonly
extensionsReturns the extensions selected by the server, if any.
Readonly
OPENReadonly
protocolReturns the subprotocol selected by the server, if any. It can be used in conjunction with the array form of the constructor's second argument to perform subprotocol negotiation.
Readonly
readyReturns the state of the WebSocket object's connection. It can have the values described below.
Readonly
urlReturns the URL that was used to establish the WebSocket connection.
Optional
options: boolean | AddEventListenerOptions_2Closes the WebSocket connection, optionally using code as the the WebSocket connection close code and reason as the the WebSocket connection close reason.
Optional
code: numberOptional
reason: stringOptional
options: boolean | EventListenerOptions_2Transmits data using the WebSocket connection. data can be a string, a Blob, an ArrayBuffer, or an ArrayBufferView.
Provides the API for creating and managing a WebSocket connection to a server, as well as for sending and receiving data on the connection.