檢測頁面元素(圖片)載入完所用時間。

來源:互聯網
上載者:User

<html>

<head>

<title>Test sample</title>

<script type="text/javascript">
var startTime;
var now1 = new Date();
startTime = now1.getTime();
var stopTime;
function StopFun()
{
var now = new Date();
stopTime = now.setTime(now.getTime() - startTime) / 1000;
document.getElementById('startTime').innerHTML = "圖片載入時間為:" + stopTime + "s";
}

</script>

</head>

<body>
<img  alt="" src="<%= Url.Action("Image", "Attachment", new RouteValueDictionary(){{ "id", Model.PhotoObjectId }}) %>" onload="StopFun()"/>

</body>

</html>

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