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appendHeader

method OutgoingMessage.prototype.appendHeader
Jump to headingOutgoingMessage.prototype.appendHeader(
name: string,
value: string | readonly string[],
): this

Append a single header value to the header object.

If the value is an array, this is equivalent to calling this method multiple times.

If there were no previous values for the header, this is equivalent to calling outgoingMessage.setHeader(name, value).

Depending of the value of options.uniqueHeaders when the client request or the server were created, this will end up in the header being sent multiple times or a single time with values joined using ; .

Parameters Jump to heading

Jump to headingname: string

Header name

Jump to headingvalue: string | readonly string[]

Header value

Return Type Jump to heading

this
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