Ajax Get Response Header
Response Header Example
Simple Ajax Example to get specific header information of any resource (html, text, jsp, servlet ) like Date, Last-Modified, Content-Type, Server etc.
<!DOCTYPE html>
<html>
<head>
<script>
function loadXMLDoc(url)
{
var u;
if (window.XMLHttpRequest)
{
u=new XMLHttpRequest();
}
else
{
u=new ActiveXObject("Microsoft.XMLHTTP");
}
u.onreadystatechange=function()
{
if (u.readyState==4 && u.status==200)
{
document.getElementById('uk').innerHTML=u.
getResponseHeader('Last-Modified');
}
}
u.open("GET",url,true);
u.send();
}
</script>
</head>
<body>
<h1>specific header detail of the same file</h1>
<div id="uk"></div>
<button onclick="loadXMLDoc('index1.html')">Load Header info</button>
</body>
</html>
index1.html FILE
<html> <h1> This is index file</h1> </html>
