node.js - basic

nodejs/practice/main.js

@@ -0,0 +1,55 @@
+// let url = new URL('http://example.com/business/mart/item?category=14&id=2965')
+
+// console.log(url.protocol)
+// console.log(url.host)
+// console.log(url.pathname)
+// console.log(url.search)
+
+
+// const http = require('http')
+
+// const users = ['Tom', 'Andy', 'Jessica', 'Paul']
+
+// const server = http.createServer((req, res) => {
+  
+//   if(req.url === '/') {
+//     res.end('<h1>Welcome!</h1>')  
+//   } else if(req.url === '/users') {
+//     res.end(`<h1>${users}</h1>`)
+//   } else if(req.url.split('/')[1] === 'users') {
+//     let userIdx = req.url.split('/')[2]
+//     let userName = users[userIdx - 1]
+//     res.end(`<h1>${userName}</h1>`)
+//   } else {
+//     res.end('<h1>Page Not Available</h1>')
+//   }
+  
+// })
+
+// server.listen(3000)
+
+const http = require('http');
+const express = require('express');
+
+const app = express();
+
+const users = ['Tom', 'Andy', 'Jessica', 'Paul'];
+  
+app.get('/', (req,res) => {
+  res.end('<h1>Welcome!</h1>')
+});
+
+app.get('/users', (req,res) => {
+  res.end(`<h1>${users}</h1>`)
+});
+
+app.get('/users/:id', (req,res) => {
+  const userName = users[req.params.id - 1]
+  res.end(`<h1>${userName}</h1>`)
+});
+
+app.get('*', (req,res) => {
+  res.end('<h1>Page Not Available</h1>')
+});
+
+app.listen(3000)