Xml childvalue tag output problem.

[BK]

child=a; childvalue=abcde
child=c; childvalue=aabbcc
child=d; childvalue=<a href="http://google.com">google</a>
child=b_0; childvalue=bbaacc

Thank you for your help.
Well I do not understand.
Example To output as, what should I do?

And
To save the xml after the removal of the blank of the child value string is, what should I do?

Ex output
childvalue=apple
to apple

↓↓↓↓↓↓↓↓↓↓↓

childvalue=apple to apple

xml new save to "test.xml"