The URL as resolved by the constructor. This is always an absolute URL. Read only.
A string indicating the name of the sub-protocol the server selected; this will be one of the strings specified in the protocols parameter when creating the WebSocket object.
The EventTarget.addEventListener() method registers the specified listener on the EventTarget it's called on.
The EventTarget.addEventListener() method registers the specified listener on the EventTarget it's called on. The event target may be an Element in a document, the Document itself, a Window, or any other object that supports events (such as XMLHttpRequest).
MDN
A string indicating the type of binary data being transmitted by the connection.
A string indicating the type of binary data being transmitted by the connection. This should be either "blob" if DOM Blob objects are being used or "arraybuffer" if ArrayBuffer objects are being used.
MDN
The number of bytes of data that have been queued using calls to send() but not yet transmitted to the network.
The number of bytes of data that have been queued using calls to send() but not yet transmitted to the network. This value does not reset to zero when the connection is closed; if you keep calling send(), this will continue to climb. Read only.
MDN
Closes the WebSocket connection or connection attempt, if any.
Closes the WebSocket connection or connection attempt, if any. If the connection is already CLOSED, this method does nothing.
MDN
Dispatches an Event at the specified EventTarget, invoking the affected EventListeners in the appropriate order.
Dispatches an Event at the specified EventTarget, invoking the affected EventListeners in the appropriate order. The normal event processing rules (including the capturing and optional bubbling phase) apply to events dispatched manually with dispatchEvent().
MDN
The extensions selected by the server.
The extensions selected by the server. This is currently only the empty string or a list of extensions as negotiated by the connection.
MDN
An event listener to be called when the WebSocket connection's readyState changes to CLOSED.
An event listener to be called when the WebSocket connection's readyState changes to CLOSED. The listener receives a CloseEvent named "close".
MDN
An event listener to be called when an error occurs.
An event listener to be called when an error occurs. This is a simple event named "error".
MDN
An event listener to be called when a message is received from the server.
An event listener to be called when a message is received from the server. The listener receives a MessageEvent named "message".
MDN
An event listener to be called when the WebSocket connection's readyState changes to OPEN; this indicates that the connection is ready to send and receive data.
An event listener to be called when the WebSocket connection's readyState changes to OPEN; this indicates that the connection is ready to send and receive data. The event is a simple one with the name "open".
MDN
A string indicating the name of the sub-protocol the server selected; this will be one of the strings specified in the protocols parameter when creating the WebSocket object.
The current state of the connection; this is one of the Ready state constants.
The current state of the connection; this is one of the Ready state constants. Read only.
MDN
Removes the event listener previously registered with EventTarget.addEventListener.
Removes the event listener previously registered with EventTarget.addEventListener.
MDN
Transmits data to the server over the WebSocket connection.
Transmits data to the server over the WebSocket connection.
MDN
The URL as resolved by the constructor.
The URL as resolved by the constructor. This is always an absolute URL. Read only.
The WebSocket object provides the API for creating and managing a WebSocket connection to a server, as well as for sending and receiving data on the connection.
MDN