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Node.js http.ClientRequest.setNoDelay() Method
  • Last Updated : 06 May, 2021

The http.ClientRequest.setNoDelay() is an inbuilt application programming interface of class ClientRequest within HTTP module which is used to set the socket such as delaying of excessive requests while requests are being limited is not desired.

Syntax:

const request.setNoDelay([noDelay])

Parameters: This method takes the Boolean value as a parameter. 

Return Value: This method has nothing to return.

Example 1: Filename-index.js



Javascript




// Node.js program to demonstrate the 
// request.setNoDelay() method
 
// Importing http module
const http = require('http');
 
// Create an HTTP server
const server = http.createServer((req, res) => {
  res.writeHead(200, { 'Content-Type': 'text/plain' });
  res.end('okay');
});
 
// Now that server is running
server.listen(3000, '127.0.0.1', () => {
 
  // Make a request
  const options = {
    port: 3000,
    host: '127.0.0.1',
    headers: {
      'Connection': 'Upgrade',
      'Upgrade': 'websocket'
    }
  };
 
  // Getting client request
  const req = http.request(options);
 
  req.host = '127.0.0.1'
 
  // Setting the nodelay for the socket
  // by using setNoDelay method
  req.setNoDelay(true);
 
  // Display the result
  console.log("no delay is set")
 
  process.exit(0)
});

 

 

Run the index.js file using the following command:

 

node index.js

Output:

 

no delay is set

Example 2: Filename-index.js



 

Javascript




// Node.js program to demonstrate the 
// request.setNoDelay() method
 
// Importing http module
const http = require('http');
 
// Create an HTTP server
http.createServer((req, res) => {}).listen(3000, '127.0.0.1', () => {
 
  // Getting client request
  const req = http.request({
    port: 3000,
    host: '127.0.0.1',
  });
 
  // Setting the nodelay for the socket
  // by using setNoDelay method
  req.setNoDelay(true);
 
  // Display the result
  console.log("no delay is set")
 
  process.exit(0)
});

 

 

Run the index.js file using the following command:

 

node index.js

Output:

 

no delay is set

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

 




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