Read XML

How to read the attribute values in the below xml file.  

<List>
<p name="DZPNumber" replacement="PN"/>
<p name="DZPTitle" replacement="PT"/>

</List>

var myXMLFile = File("/WorkSpace//Collection.xml")

myXMLFile.open('r');

var allElements = new XML(myXMLFile.read());

myXMLFile.close();

var nodes = allElements[0].xpath("//p");

for(var i = 0; i < nodes.length(); i++){

      $.writeln (nodes[i])

}