<! DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, Initial - scale = 1.0 "> < title > Document < / title > < / head > < body > < form action =" http://localhost:5677/list "method =" POST "> <input type="text" value=" username"> <input type="password" value=" password" name=" PWD "> <input type="submit" Value =" Submit "> </form> </body> </ HTML >Copy the code

Download express 2. Import Express 3. Create service 3. Create a route. 4. Listen on port condole.log('........................ Const express=require('express') // Create service const app=express() // handle post request App.use (bodyp.urlencoded ({extended:false})) app.get('/',(req,res)=>{console.log(req.query)) // Coded (bodyp.urlencoded ({extended:false})) // Get app.get('/',(req,res)=>{console.log(req.query)) Res.send (' You are beautiful, like a beautiful flower ')} // Post app.post('/',(req,res)=>{console.log(req.body) res.send(' Roses are sweet, you are sweet ')} // App.listen (5677)Copy the code