智慧保安后台管理项目备份
Administrator
2022-01-10 63351e58ad05ef72351feb3cc60758a9619a58b3
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<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset = utf-8"/>
    <title>WebSocket客户端</title>
    <script type="text/javascript">
        var socket;
        if(!window.WebSocket){
            window.WebSocket = window.MozWebSocket;
        }
 
        if(window.WebSocket){
            socket = new WebSocket("ws://localhost:9034/websocket");
            socket.onmessage = function(event){
                var ta = document.getElementById('responseContent');
                ta.value += event.data + "\r\n";
            };
 
            socket.onopen = function(event){
                var ta = document.getElementById('responseContent');
                ta.value = "你当前的浏览器支持WebSocket,请进行后续操作\r\n";
            };
 
            socket.onclose = function(event){
                var ta = document.getElementById('responseContent');
                ta.value = "";
 
                ta.value = "WebSocket连接已经关闭\r\n";
            };
        }else{
            alert("您的浏览器不支持WebSocket");
        }
 
 
 
        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>
</head>
<body>
<form onSubmit="return false;">
    <input type = "text" name = "message" value = ""/>
    <br/><br/>
    <input type = "button" value = "发送WebSocket请求消息" onClick = "send(this.form.message.value)"/>
    <hr color="red"/>
    <h2>客户端接收到服务端返回的应答消息</h2>
    <textarea id = "responseContent" style = "width:1024px; height:300px"></textarea>
</form>
</body>
</html>