Node.js http.ServerResponse.sendDate Method
The httpServerResponse.sendDate is an inbuilt application programming interface of class Server Response within http module which is used to check if the date header has been sent or not. HTTP header is also used to pass additional information such as Date etc. Refer to this article.
Syntax:
response.sendDate
Parameters: This method does not accept any arguments as a parameter.
Return Value: This method returns true if and only if the date header has been sent.
Example 1: Filename: index.js
Javascript
// Node.js program to demonstrate the // response.sendDate() APi // Importing http module const http = require( 'http' ); // Setting up PORT const PORT = process.env.PORT || 3000; // Creating http Server const httpServer = http.createServer( function (request, response) { // Checking if date header has been // sent or not by using sendDate API const value = response.sendDate; // Display result // by using end() api response.end( "Date header status: " + value, 'utf8' , () => { console.log( "displaying the result..." ); // Closing the server httpServer.close(() => { console.log( "server is closed" ) }) }); }); // Listening to http Server httpServer.listen(PORT, () => { console.log( "Server is running at port 3000..." ); }); |
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.
Date header status: true
Example 2: Filename: index.js
Javascript
// Node.js program to demonstrate the // response.sendDate() APi // Importing http module const http = require( 'http' ); // Request and response handler const http2Handlers = (request, response) => { // Checking if date header has been // sent or not by using sendDate API const value = response.sendDate; // Display result by using end() api response.end( "Date header status: " + value, 'utf8' , () => { console.log( "displaying the result..." ); // Closing the server httpServer.close(() => { console.log( "server is closed" ) }) }); }; // Creating http Server and listening // on the port 3000 const httpServer = http.createServer( http2Handlers).listen(3000, () => { console.log( "Server is running at port 3000..." ); }); |
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.
Date header status: true
Reference: https://nodejs.org/dist/latest-v12.x/docs/api/http.html#http_response_senddate
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