Node.js http.ClientRequest.writableFinished API
The http.ClientRequest.writableFinished is an inbuilt application programming interface of class ClientRequest within http module which is used to check if all the data has been flushed or not.
Syntax:
const request.writableEnded
Parameters: This API does not accept any argument as parameter.
Return Value : This method returns true if and only if all the data has been flushed.
Example 1:
index.js
// NodeJS program to demonstrate the // request.writableFinished 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', () => { // 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); // checking if the all data has been flushed // by using writableFinished api if(req.writableFinished) console.log('all data has been flushed') else console.log('all data has not been flushed') process.exit(0) }); |
Output:
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