A simple look at some basic ways of getting HTTP routing of GET requests in Go.
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package main
import (
"fmt"
"log"
"net/http"
)
func main() {
http.HandleFunc("/hello", helloHTTP)
http.HandleFunc("/user/", userProfile)
http.HandleFunc("/", notFound)
log.Fatal(http.ListenAndServe(":8080", nil))
}
func helloHTTP(w http.ResponseWriter, req *http.Request) {
fmt.Fprint(w, "Hello HTTP")
}
func notFound(w http.ResponseWriter, req *http.Request) {
http.NotFound(w, req)
}
func userProfile(w http.ResponseWriter, req *http.Request) {
userID := req.URL.Path[len("/user/"):]
fmt.Fprintf(w, "User Profile: %q", userID)
}