<!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> <title>客户端</title>
<script type="text/javascript">
var XmlHttp = new ActiveXObject("Microsoft.XMLhttp"); function sendAJAX()
{ XmlHttp.Open("POST","receive.aspx",true); XmlHttp.send(null); XmlHttp.onreadystatechange=ServerProcess;
} function ServerProcess() { if (XmlHttp.readystate==4 || XmlHttp.readystate=='complete') { document.getElementById('nameList').innerHTML =XmlHttp.responsetext; } } setInterval('sendAJAX()',1000);
</script> </head> <body> <div id="nameList"></div> </body></html>Receive.aspx CodeBehind代码:
protected void Page_Load(object sender, EventArgs e) { PerformanceCounter myMemory = new PerformanceCounter(); myMemory.CategoryName = "Memory"; myMemory.CounterName = "Available KBytes"; string txtResult = "-->当前可用内存：" +myMemory.NextValue().ToString() + "KB"; Response.Write(DateTime.Now.ToLongTimeString() + txtResult); }
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