node.js http url路由入门示例

const http = require('http');
const url = require('url');

const server = http.createServer((req, res)=> {
    let pn = url.parse(req.url,true).pathname;
    res.writeHead(200, {'Content-Type': 'text/plain'});
    if('/'==pn) {
        res.end('index\n');
    } else if('/abc'==pn) {
        res.end('abc\n');
    } else {
        res.end('404\n');
    }
});
server.listen(8888);

console.log('请访问http://127.0.0.1:8888/');