Transféré un datagrid vers un fichier externe

var xmlString:String="<?xml version='1.0' encoding='UTF-8'?>";

xmlString = xmlString+"<Items>";
for(var i:int;i==16;i++)
{
	xmlString =xmlString"<item><LED>"+grid.columns[0].itemToLabel(grid.getItemAt(i))+"</LED></item>";
}
xmlString =xmlString+"</Items>";

var book:XML = new XML(xmlString);

var xmlResponse:XML;

var xmlURLReq:URLRequest = new URLRequest("savexml.php");
xmlURLReq.data = book;
xmlURLReq.contentType = "text/xml";
xmlURLReq.method = URLRequestMethod.POST;





var xmlSendLoad:URLLoader = new URLLoader();
xmlSendLoad.addEventListener(Event.COMPLETE, onComplete, false, 0, true);
xmlSendLoad.addEventListener(IOErrorEvent.IO_ERROR, onIOError, false, 0, true);
xmlSendLoad.load(xmlURLReq);

function onComplete(evt:Event):void {
    try {
        xmlResponse = new XML(evt.target.data);
        respTxt.text = xmlResponse;
        removeEventListener(Event.COMPLETE, onComplete);
        removeEventListener(IOErrorEvent.IO_ERROR, onIOError);
    } catch (err:TypeError) {
        respTxt.text = "An error occured when communicating with server:\n" + err.message;
    }
    //placeText();
}

function onIOError(evt:IOErrorEvent):void {
    respTxt.text = "An error occurred when attempting to load the XML.\n" + evt.text;
    //placeText();
}

<?php
if (isset($GLOBALS["HTTP_RAW_POST_DATA"])){
//    $xml = xmldoc($GLOBALS["HTTP_RAW_POST_DATA"]);
    $xml = $GLOBALS["HTTP_RAW_POST_DATA"];
    $file = fopen("data.xml","wb");
    fwrite($file, $xml);
    fclose($file);
//    echo("<status>File saved.</status>");
    echo($GLOBALS["HTTP_RAW_POST_DATA"]);
}
?>