How to avoid caching of XML-files in Actionscript projects

A wile ago I had a problem with external XML files loaded in to my Actionscript project. Some browser always used an older version of my XML and didn’t reload it every time I reloaded the page. An easy way to avoid this is the following solution:
avoid caching in xml
As you can see I added to the string of the path a question mark and a random number. Every time the page is reloaded it generates a new path to the XML file. The only changes are behind the question mark and will not affect the XML file

Download the XMLwithoutCaching.as File