這是js檔案的代碼------------------------------------------------------------
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title></title>
<script type="text/javascript" src="https://cdn.bootcss.com/jquery/3.1.1/jquery.min.js"></script>
<script type="text/javascript" src="https://cdn.bootcss.com/socket.io/1.5.1/socket.io.min.js"></script>
</head>
<body>
<h2 id="robotid"></h2>
<h2>hello word</h2>
<p id="realtime_info"></p>
<script type="text/javascript">
$(document).ready(function() {
var socket = io.connect('http://127.0.0.5:5128/shweb',{transports: ['websocket']});
socket.emit('robot++/query_robotid', {});
socket.on('robot++/query_robotid', function(res) {
var t = res.data;
$("#robotid").text(t);
});
socket.on('robot++/post_realtime_info', function(res) {
var t = JSON.stringify(res.data.data);
$("#realtime_info").text(t);
});
});
</script>
</body>
</html>
服務器端顯示無法建立websocket連接:

用wireshark抓包看:

客戶端是成功發送升級請求了,不知道服務端為什么沒能成功回應
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標籤:JavaScript
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