24 string(174) "<?xml version="1.0" encoding="utf-8"?>
25 <node a="b"><subnode attr1="value1" attr2="value2">test</subnode><subnode><subsubnode>test</subsubnode></subnode><test>v</test></node>
28 string(224) "<?xml version="1.0" encoding="utf-8"?>
29 <node a="b" newattr="newattrvalue"><subnode attr1="value1" attr2="value2">test</subnode><subnode><subsubnode>test</subsubnode></subnode><test>v</test><newnode>newvalue</newnode></node>
37 string(12) "newattrvalue"