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  • HTML5 EventSource的用法

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8">
    <title></title>
    </head>
    <body>
    <h1>获取服务端更新数据</h1>
    <div id="result"></div>
    
    <script type="text/javascript">
        if (typeof (EventSource) !== "undefined") {
            var source = new EventSource("data.aspx");
            source.onmessage = function (event) {
               
                document.getElementById("result").innerHTML += event.data + "<br>";
            };
            source.onerror = function (event) {
                console.log("error"+event);
            }
            source.onopen = function () {
                console.log('开始连接');
            }
        }
        else {
            document.getElementById("result").innerHTML = "抱歉,你的浏览器不支持 server-sent 事件...";
        }
    </script>
    
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/tiancai/p/5834169.html
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