I got Xml File
<user>
<prop name="A">
<sub name="X">
</sub>
</prop>
<prop name="B">
<sub name="Y">
</sub>
</prop>
</user>
I want to add $Xml=<design name="J" path="folder"></design>'
in to sub name="Y".
So It must be like.
<user>
<prop name="A">
<sub name="X">
</sub>
</prop>
<prop name="B">
<sub name="Y">
<design name="J" path="folder"></design>
</sub>
</prop>
</user>
How can I do it with using DOMDocument in php ?