Example 2

The following expression modifies an existing list by appending a value.

<set name= ’somelist’>
   <List>
    <s>We</s>
    <s>say</s>
  </List>
</set>
<append name= ’somelist’>
  <s>Hello</s>
  <s>World</s>
</append>
<ref>someList</ref>