Add Header

Adds a header field line to future web requests associated with the client handle. Headers define attributes of the data exchanged between the client and server.

1378

Inputs/Outputs

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client handle

Unique value that identifies the web request.

You can use the same client handle to wire together multiple HTTP nodes to preserve authentication credentials, HTTP headers, and cookies.

Client handles are not required when making web requests without persistent data such as headers or credentials.

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header

Header field that adds all web requests associated with the client handle. The header input provides a pull-down menu with available header fields.

If you specify a header that already exists, the specified value overwrites the header value.

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value

Value to assign to the header field.

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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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client handle out

Unique value that identifies the web request. Use this value to refer to this web request in subsequent node calls.

You can use the same client handle to wire together multiple HTTP nodes to preserve authentication credentials, HTTP headers, and cookies.

Client handles are not required when making independent web requests without persistent data such as headers or credentials.

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error out

Error information.

The node produces this output according to standard error behavior.

Standard Error Behavior