1、JavaScript 写得websocket html主要代码如下图，详细代码在最下边：
运行效果如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>webScokClient</title>
<style>
table {
border-collapse: collapse;
}
table, td, th {
padding: 10px;
border: 2px solid #ccc;
}
</style>
</head>
<script type="text/javascript">
var socket;
if(!window.WebSocket){
window.WebSocket = window.MozWebSocket;
}
if(window.WebSocket){
socket = new WebSocket("ws://23.23.222.456:19000");
socket.onmessage = function(event){
var ta = document.getElementById('responseText');
ta.value = event.data+"\r\n";
};
socket.onopen = function(event){
var ta = document.getElementById('responseText');
ta.value = "打开WebSoket 服务正常，浏览器支持WebSoket!"+"\r\n";
};
socket.onclose = function(event){
var ta = document.getElementById('responseText');
ta.value = "";
ta.value = "WebSocket 关闭"+"\r\n";
};
}else{
alert("您的浏览器不支持WebSocket协议！");
}
function send(message){
if(!window.WebSocket){return;}
if(socket.readyState == WebSocket.OPEN){
socket.send(message);
}else{
alert("WebSocket 连接没有建立成功！");
}
}
</script>
<body>
<form onSubmit="return false;">
<table>
<tr>
<td><textarea id="message" name="message" style="width: 350px;height: 40px;"></textarea></td>
<td><input type="button" value="发送 WebSocket 请求消息" onClick="send(this.form.message.value)"/></td>
</tr>
</table>
<hr color="blue"/>
<h3>服务端返回的应答消息</h3>
<textarea id="responseText" style="width: 1024px;height: 300px;"></textarea>
</form>
</body>
</html>