#!../jet-2.0
<jet cgi="false" name1="localname" filterblanklines="true" trimlines="true">
 <set name="ix" value="1" />
 <while expr="$[ix]<10">
  <set name="check" expr="$[ix]<10" />
  -->$[check]-$[ix]<--
  <set name="ix" expr="$[ix]+1" />
 </while>
</jet>