用html5实验步骤,HTML5 websocket实验

[html] package main import ( code.google.com/p/go.net/websocket fmt log net/http html/template ) func Echo(ws *websocket.Conn){ var err error for{ fmt.Println(start) var reply string if err = websocket.Message.Receive(ws, reply); e

[html]    package main

import (

"code.google.com/p/go.net/websocket"

"fmt"

"log"

"net/http"

"html/template"

)

func Echo(ws *websocket.Conn){

var err error

for{

fmt.Println("start")

var reply string

if err = websocket.Message.Receive(ws, &reply); err != nil{

fmt.Println("can't receive")

break

}

fmt.Println("received back from client:"+ reply)

msg := "Received : " + reply

fmt.Println("Sending to cient: " + msg)

if err =  websocket.Message.Send(ws, msg); err != nil{

fmt.Println("Can't send")

break

}

}

}

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

r.ParseForm()

fmt.Println(r.Form)

t,_ := template.ParseFiles("websocket_demo.html")

t.Execute(w, nil)

}

func main(){

http.Handle("/", websocket.Handler(Echo))

http.HandleFunc("/chat", chat)

if err := http.ListenAndServe(":9999", nil); err != nil{

log.Fatal("ListentAndServe:", err)

}

}

==========================================================================================

var sock = null;

var wsuri = "ws://127.0.0.1:9999";

window.onload = function(){

console.log("onload");

sock = new WebSocket(wsuri);

sock.onopen = function(){

console.log("connected to " + wsuri);

}

sock.onclose = function(e) {

console.log("connection closed (" + e.code + ")");

}

sock.onmessage = function(e){

console.log("message received:" + e.data);

}

};

function send(){

console.log("send")

var msg = document.getElementById('message')。value;

console.log(msg)

sock.send(msg);

};

Websocket Echo Test

Message:

Send Msg

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标题:HTML5 websocket实验