Golang websocket使用方法

package main

import (
	"fmt"
	"log"
	"net/http"

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

func main() {
	http.Handle("/",websocket.Handler(Echo))
	if err := http.ListenAndServe(":1234",nil); err != nil {
		log.Fatal("ListenAndServer: ",err)
	}
}

func Echo(ws *websocket.Conn) {
	var err error

	for {
		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 client" + msg)

		if err = websocket.Message.Send(ws,msg); err != nil {
			fmt.Println("Can't send")
			break
		}
	}
}

（编辑：李大同）

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