Porblem doing foreach XML!

Hello,

I',ve this XML that i receive from a WS response:



var resp="<PreviousExamDate xmlns="http://ift.tt/VO0tYv;

<string>18-09-2014</string>

<string>10-09-2014</string>

</PreviousExamDate>";



I convert it to a XML object:



var xml= new XML(resp.toString());



for each(var p in xml..PreviousExamDate)

{

txt=p..string;

}



I', tryin to do a foreach to get the <string> tag value! I try 1000 ways to do it but i just can't get it!!!! Can some one help please...



Thanks

Porblem doing foreach XML!