package main
import (
"fmt"
"io"
"net/http"
)
const form = `<html><body><form action="#" method="post" name="bar">
<input type="text" name="in"/>
<input type="text" name="in"/>
<input type="submit" value="Submit"/>
</form></html></body>`
func SimpleServer(w http.ResponseWriter, request *http.Request) {
n, err := io.WriteString(w, "<h1>hello, world</h1>")
if err != nil{
fmt.Println(n)
}
}
func FormServer(w http.ResponseWriter, request *http.Request) {
w.Header().Set("Content-Type", "text/html")
switch request.Method {
case "GET":
io.WriteString(w, form)
case "POST":
request.ParseForm()
io.WriteString(w, request.Form["in"][0])
io.WriteString(w, "\nss")
io.WriteString(w, request.FormValue("in"))
}
}
func Test(w http.ResponseWriter, r *http.Request){
fmt.Println("handler hello")
n, err := fmt.Fprintf(w, "hello world!")
fmt.Println(n)
if err != nil{
fmt.Println("write error:", n)
}
}
func main() {
http.HandleFunc("/", Test)
http.HandleFunc("/test1", SimpleServer)
http.HandleFunc("/test2", FormServer)
if err := http.ListenAndServe("127.0.0.1:80", nil); err != nil {
fmt.Println("http listen eror")
}
}
原文：https://www.cnblogs.com/lajiao/p/10895731.html