gistfile1.hrl

(msnerl@localhost)1> {DOM, _} = xmerl_scan:string("<a apa=\"1\"><b>hello</b></a>").
{{xmlElement,a,a,[],
             {xmlNamespace,[],[]},
             [],1,
             [{xmlAttribute,apa,[],[],[],[],1,[],"1",false}],
             [{xmlElement,b,b,[],
                          {xmlNamespace,[],[]},
                          [{a,1}],
                          1,[],
                          [{xmlText,[{b,1},{a,1}],1,[],"hello",text}],
                          [],"C:/home/git/msnerl/msnerl-0",undeclared}],
             [],"C:/home/git/msnerl/msnerl-0",undeclared},
 []}

(msnerl@localhost)2> xmerl_lib:simplify_element(DOM).

{a,[{apa,"1"}],[{b,[],["hello"]}]}