Format and remove 08.2.md spaces

This commit is contained in:
vCaesar
2017-06-10 12:14:39 +08:00
parent 3abc8db54e
commit ca15aae541

View File

@@ -47,46 +47,46 @@ WebSocket分为客户端和服务端接下来我们将实现一个简单的
```html
<html>
<head></head>
<body>
<script type="text/javascript">
var sock = null;
var wsuri = "ws://127.0.0.1:1234";
<html>
<head></head>
<body>
<script type="text/javascript">
var sock = null;
var wsuri = "ws://127.0.0.1:1234";
window.onload = function() {
window.onload = function() {
console.log("onload");
console.log("onload");
sock = new WebSocket(wsuri);
sock = new WebSocket(wsuri);
sock.onopen = function() {
console.log("connected to " + wsuri);
}
sock.onopen = function() {
console.log("connected to " + wsuri);
}
sock.onclose = function(e) {
console.log("connection closed (" + e.code + ")");
}
sock.onclose = function(e) {
console.log("connection closed (" + e.code + ")");
}
sock.onmessage = function(e) {
console.log("message received: " + e.data);
}
};
sock.onmessage = function(e) {
console.log("message received: " + e.data);
}
};
function send() {
var msg = document.getElementById('message').value;
sock.send(msg);
};
</script>
<h1>WebSocket Echo Test</h1>
<form>
<p>
Message: <input id="message" type="text" value="Hello, world!">
</p>
</form>
<button onclick="send();">Send Message</button>
</body>
</html>
function send() {
var msg = document.getElementById('message').value;
sock.send(msg);
};
</script>
<h1>WebSocket Echo Test</h1>
<form>
<p>
Message: <input id="message" type="text" value="Hello, world!">
</p>
</form>
<button onclick="send();">Send Message</button>
</body>
</html>
```
可以看到客户端JS很容易的就通过WebSocket函数建立了一个与服务器的连接sock当握手成功后会触发WebScoket对象的onopen事件告诉客户端连接已经成功建立。客户端一共绑定了四个事件。
@@ -100,45 +100,45 @@ WebSocket分为客户端和服务端接下来我们将实现一个简单的
```Go
package main
package main
import (
"golang.org/x/net/websocket"
"fmt"
"log"
"net/http"
)
import (
"golang.org/x/net/websocket"
"fmt"
"log"
"net/http"
)
func Echo(ws *websocket.Conn) {
var err error
func Echo(ws *websocket.Conn) {
var err error
for {
var reply string
for {
var reply string
if err = websocket.Message.Receive(ws, &reply); err != nil {
fmt.Println("Can't receive")
break
}
if err = websocket.Message.Receive(ws, &reply); err != nil {
fmt.Println("Can't receive")
break
}
fmt.Println("Received back from client: " + reply)
fmt.Println("Received back from client: " + reply)
msg := "Received: " + reply
fmt.Println("Sending to client: " + msg)
msg := "Received: " + reply
fmt.Println("Sending to client: " + msg)
if err = websocket.Message.Send(ws, msg); err != nil {
fmt.Println("Can't send")
break
}
if err = websocket.Message.Send(ws, msg); err != nil {
fmt.Println("Can't send")
break
}
}
}
func main() {
http.Handle("/", websocket.Handler(Echo))
func main() {
http.Handle("/", websocket.Handler(Echo))
if err := http.ListenAndServe(":1234", nil); err != nil {
log.Fatal("ListenAndServe:", err)
}
if err := http.ListenAndServe(":1234", nil); err != nil {
log.Fatal("ListenAndServe:", err)
}
}
```
当客户端将用户输入的信息Send之后服务器端通过Receive接收到了相应信息然后通过Send发送了应答信息。