小旋风SEO教程在线测试工具 V2_小旋风SEO

编辑您的代码：

<html><head><script type="text/javascript">
var xmlhttp;
function loadXMLDoc(url)
{
xmlhttp=null;
if (window.XMLHttpRequest)
  {// code for Firefox, Opera, IE7, etc.
  xmlhttp=new XMLHttpRequest();
  }
else if (window.ActiveXObject)
  {// code for IE6, IE5
  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
if (xmlhttp!=null)
  {
  xmlhttp.onreadystatechange=state_Change;
  xmlhttp.open("GET",url,true);
  xmlhttp.send(null);
  }
else
  {
  alert("Your browser does not support XMLHTTP.");
  }
}

function state_Change()
{
if (xmlhttp.readyState==4)
  {// 4 = "loaded"
  if (xmlhttp.status==200)
    {// 200 = "OK"
    document.getElementById('T1').innerHTML=xmlhttp.responseText;
    }
  else
    {
    alert("Problem retrieving data:" + xmlhttp.statusText);
    }
  }
}
</script><link rel="canonical" href="https://www.xxfseo.com/w3c/tiy/t.asp-f=ajax_httprequest_js_1.html" /></head><body onload="loadXMLDoc('../example/ajax/test_xmlhttp.txt'/*tpa=http://www.xxfseo.com/example/ajax/test_xmlhttp.txt*/)"><var date-time="916fa6"></var><area dir="3ee1ff"></area><map lang="d377aa"></map><div dir="6bd147" id="T1" style="border:1px solid black;height:40;width:300;padding:5"></div><br /><button onclick="loadXMLDoc('../example/ajax/test_xmlhttp2.txt'/*tpa=http://www.xxfseo.com/example/ajax/test_xmlhttp2.txt*/)">Click</button></body></html>

查看结果: