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Node.js http.ClientRequest.abort() Method
  • Last Updated : 18 Jan, 2021

The http.ClientRequest.abort() is an inbuilt application programming interface of class Client Request within http module which is used to abort the client request.

Syntax:

ClientRequest.abort()

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

Return Value: This method does not return any value

Example 1: Filename: index.js



Javascript




// Node.js program to demonstrate the  
// request.abort() APi
  
// 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', () => {
    console.log("Server is started")
  
    // Making a request
    const options = {
    port: 3000,
    host: '127.0.0.1',
    headers: {
      'Connection': 'Upgrade',
      'Upgrade': 'websocket'
    }
  };
  
  // Getting client request
  const req = http.request(options);
  
  // Aborting the request
  // by using abort() method
  req.abort()
  
  // Emit the message
  req.on('abort',()=>{
    console.log("client request is aborted")
      
  })
});

Run index.js file using below command:

node index.js

Output:

client request is aborted

Example 2: Filename: index.js

Javascript




// Node.js program to demonstrate the  
// request.abort() APi
  
// Importing http module
const http = require('http');
  
// Creating an HTTP server
http.createServer((req, res) => {})
.listen(3000, '127.0.0.1', () => {
  
  // Getting clinet request
  const req = http.request({
    port: 3000,
    host: '127.0.0.1',
  });
  
  // Aborting the request
  // by using abort() api
  req.abort()
  
  // Emit the message
  req.on('abort',()=>{
    console.log("client request is aborted")
    process.exit(0);
  })
});

Run index.js file using below command:

node index.js

Output:

client request is aborted

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

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