Node.js http.IncomingMessage.rawHeaders Method

The http.IncomingMessage.rawHeaders is an inbuilt application programming interface of class Incoming Message within http module which is used to get the raw request/response headers to list exactly as they were received.

Syntax:

 request.rawHeaders

Parameters: This method does not accept any argument as a parameter.

Return Value: This method returns the raw request/response headers list exactly as they were received.

Request List:

👁 Image

Example 1: Filename: index.js

Steps to run:

node index.js

Console Output:

Server is running at port 3000...
displaying the result...
displaying the result...
server is closed
server is closed

Browser Output: Paste the localhost address http://localhost:3000/ in the search bar of the browser.

rawHeaders : Host

Example 2: Filename: index.js

Steps to run:

node index.js

Console Output:

Server is running at port 3000...
displaying the result...
displaying the result...
server is closed
server is closed

Browser Output: Paste the localhost address http://localhost:3000/ in the search bar of the browser.

rawHeaders : Connection

Reference: https://nodejs.org/dist/latest-v12.x/docs/api/http.html#http_message_rawheaders