Node.js http.ClientRequest.writableEnded用法及代碼示例

http.ClientRequest.writableEnded 是 http 模塊中 ClientRequest 類的內置應用程序編程接口，用於檢查 request.end() 是否已被調用。

用法:

const request.writableEnded

參數:此 API 不接受任何參數作為參數。

返回值：當且僅當 request.end() 已被調用時，此方法返回 true。

範例1：

index.js


// Node.js program to demonstrate the  
// request.writableEnded 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 clinet request
  const req = http.request(options);
  
  // checking if the request.end() has been called
  // by using writableEnded api
  if(req.writableEnded)
  console.log('request.end() has been called')
  else
  console.log('request.end() has not been called')
  
  process.exit(0)
});

輸出：

相關用法

注：本文由純淨天空篩選整理自RohitPrasad3大神的英文原創作品 Node.js http.ClientRequest.writableEnded API。非經特殊聲明，原始代碼版權歸原作者所有，本譯文未經允許或授權，請勿轉載或複製。