JSON Transfer

https://github.com/tuckersGo/goWeb/blob/master/web2/main.go

 

https://www.youtube.com/watch?v=vOW0j6hd-Rg&ab_channel=TuckerProgramming

 

package main import (   "encoding/json"   "fmt"   "net/http"   "time" ) type User struct {   FirstName string   LastName  string   Email     string   CreatedAt time.Time } type fooHandler struct{} func (f *fooHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {   user := new(User)   err := json.NewDecoder(r.Body).Decode(user)   if err != nil {     w.WriteHeader(http.StatusBadRequest)     fmt.Fprint(w, "Bad Request: ", err)     return   }   user.CreatedAt = time.Now()   data, _ := json.Marshal(user)   w.WriteHeader(http.StatusOK)   fmt.Fprint(w, string(data)) } func barHandler(w http.ResponseWriter, r *http.Request) {   name := r.URL.Query().Get("name")   if name == "" {     name = "World"   }   fmt.Fprintf(w, "Hello %s!", name) } func main() {   mux := http.NewServeMux()   mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {     fmt.Fprint(w, "Hello World")   })   mux.HandleFunc("/bar", barHandler)   mux.Handle("/foo", &fooHandler{})   http.ListenAndServe(":3000", mux) }

 

URL에서 name값을 출력 

 

http://192.168.0.6:3000/bar?name='aaaaaa'