02.go搭建一个web服务器

接收get、post消息

浏览器测试地址 http://localhost:9000/login

  

   

    

     

    
    

     

      package main
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import (
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    "fmt"
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    "net/http"
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      )
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      func login(w http.ResponseWriter, r *http.Request) {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          r.ParseForm()
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          fmt.Println(r.Method)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    if r.Method == "GET" 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              fmt.Fprintf(w, "This is a GET request")
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          } 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    else if r.Method == "POST" 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              fmt.Fprintf(w, "This is a POST request")
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    else {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              w.Header().Set("Access-Control-Allow-Origin", "*")
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              fmt.Println("Recived info:", r.Form)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              fmt.Fprintf(w, r.Form.Get("info"))
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      func main() {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          http.HandleFunc("/login", login)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    if err := http.ListenAndServe(":9000", nil); err != nil {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              fmt.Println("ListenAndServe err", err)
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      }
     
    
   

    

     

    
    

     
 
     
    
  
 

文章来源: yujiang.blog.csdn.net，作者：鱼酱2333，版权归原作者所有，如需转载，请联系作者。

原文链接：yujiang.blog.csdn.net/article/details/78919851