nodejs Node.js http。client request . maxheader scount API

Node.js http。client request . maxheader scount API

哎哎哎:# t0]https://www . geeksforgeeks . org/node-js-http-client request-maxheadersscount API/

http。ClientRequest . maxheaders count是 http 模块内 client request 类的内置应用编程接口，用于获取最大响应头计数 Limit。

语法:

const request.maxHeadersCount

参数:本 API 不接受任何参数作为参数。

返回值:该方法返回最大响应头计数限制。

例 1:

index.js

// Node.js program to demonstrate the  
// request.maxHeadersCount 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);

  req.maxHeadersCount = 200

  // getting maxHeadersCount
  // by using maxHeadersCount api
  const v = req.maxHeadersCount;

  // display the result
  console.log("maxHeadersCount :- " + v)

  process.exit(0)
});

输出: