Node.js http.ClientRequest.host API
http.ClientRequest.host是一个内置API: http模块中ClientRequest类的应用程序编程接口,用于获取客户端请求主机的对象。
句法:
const request.host
参数:此API不接受任何参数作为参数。
返回值:该方法返回客户端请求主机的对象。
例子:
Javascript
// Node.js program to demonstrate the
// request.host 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);
req.host='127.0.0.1'
// getting host
// by using host api
const v = req.host;
// display the result
console.log("host :- " + v)
process.exit(0)
});
输出:
参考:https://nodejs.org/dist/latest-v12.x/docs/api/http.html#http_request_host