Http. response. setHeader method in node. js instructions for use _ node. js

This article mainly introduces node. http. response. the setHeader method is described in this document. response. setHeader method description, syntax, receive parameters, use instances, and implement Source Code. For more information, see Method description:

Set header file information.

If the information to be sent already contains the header file, the value of the header file will be rewritten after this method is executed.

If a header file needs to pass multiple values, you can use an array.

Syntax:

The Code is as follows:

Response. setHeader (name, value)

Receiving parameters:

The type of the name response header. Note that the name is case insensitive.

Value of the Response Header

Example:

The Code is as follows:

Response. setHeader ("Content-Type", "text/html ");
// Or use an array
Response. setHeader ("Set-Cookie", ["type = ninja", "language = javascript"]);