Description of Http.response.setHeader method used in Node.js _node.js

Method Description:

Set header file information.

If the message you want to send already contains a header file, the value of the first file that executes the method is overwritten.

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

Grammar:

Copy Code code as follows:

Response.setheader (name, value)

Receive parameters:

The type of the name response header, note that the name is case-insensitive.

Value of the response header

Example:

Copy Code code as follows:

Response.setheader ("Content-type", "text/html");
Or use an array form
Response.setheader ("Set-cookie", ["Type=ninja", "Language=javascript"]);