http go
package main
import (
"fmt"
"net/http"
"time"
)
func greet(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "Hello World! %s", time.Now())
}
func main() {
http.HandleFunc("/", greet)
http.ListenAndServe(":8080", nil)
}http go
package main
import (
"fmt"
"net/http"
"time"
)
func greet(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "Hello World! %s", time.Now())
}
func main() {
http.HandleFunc("/", greet)
http.ListenAndServe(":8080", nil)
}go http server example
package main
import (
"encoding/json"
"fmt"
"log"
"net/http"
)
type Response struct {
Message string `json:"message"`
}
func GetRequest(rw http.ResponseWriter, req *http.Request) {
rw.Header().Add("Content-Type", "application/json")
if req.Method == "GET" {
data := Response{Message: "Hello World From - GET"}
json, _ := json.Marshal(data)
fmt.Fprint(rw, string(json))
} else {
data := Response{Message: "Bad Request"}
json, _ := json.Marshal(data)
fmt.Fprint(rw, string(json))
}
}
func PostRequest(rw http.ResponseWriter, req *http.Request) {
rw.Header().Add("Content-Type", "application/json")
if req.Method == "POST" {
data := Response{Message: "Hello World From - POST"}
json, _ := json.Marshal(data)
fmt.Fprint(rw, string(json))
} else {
data := Response{Message: "Bad Request"}
json, _ := json.Marshal(data)
fmt.Fprint(rw, string(json))
}
}
func main() {
http.HandleFunc("/get", GetRequest)
http.HandleFunc("/post", PostRequest)
log.Fatal(http.ListenAndServe(":8000", nil))
}golang http writer redirect
func redirect(w http.ResponseWriter, r *http.Request) {
http.Redirect(w, r, "http://www.google.com", 301)
}Copyright © 2021 Codeinu
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