Open WebSocket

Creates a WebSocket connection using the specified URL.

Use this node with other WebSocket nodes to stream messages to and from a WebSocket server. You must close the WebSocket session using Close WebSocket.

1378

Inputs/Outputs

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url

URL of the websocket server you want to use for this websocket session. This URL must use the form ws://<server-address> or wss://<server-address>.

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subprotocols

Specifies the sub-protocols you want to use for the websocket session.

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error in

Error conditions that occur before this node runs.

The node responds to this input according to standard error behavior.

Standard Error Behavior

Default value: No error

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protocol

The subprotocol that the specified websocket server selects.

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websocket session out

Unique value that identifies the websocket session.

Use this value to refer to this websocket session in subsequent node calls.
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error out

Error information.

The node produces this output according to standard error behavior.

Standard Error Behavior