PHP -Aktualisierung Seite ohne Nachladen
window.addEventListener('load', function()
{
var xhr = null;
getXmlHttpRequestObject = function()
{
if(!xhr)
{
// Create a new XMLHttpRequest object
xhr = new XMLHttpRequest();
}
return xhr;
};
updateLiveData = function()
{
var now = new Date();
// Date string is appended as a query with live data
// for not to use the cached version
var url = 'livefeed.txt?' + now.getTime();
xhr = getXmlHttpRequestObject();
xhr.onreadystatechange = evenHandler;
// asynchronous requests
xhr.open("GET", url, true);
// Send the request over the network
xhr.send(null);
};
updateLiveData();
function evenHandler()
{
// Check response is ready or not
if(xhr.readyState == 4 && xhr.status == 200)
{
dataDiv = document.getElementById('liveData');
// Set current data text
dataDiv.innerHTML = xhr.responseText;
// Update the live data every 1 sec
setTimeout(updateLiveData(), 1000);
}
}
});
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