@awk data.awk
|END {
@for x in spam
{<x.name>} - {<x.value>}
@  for y in spam
{< x.eggs + y.eggs >}
@  endfor
@endfor
--------------------
@for n in names
Hello {<n.name>}{<n._last ? "!" : ",">}
@endfor

@let language = "awk"
Welcome to the world of {<language|toupper>} templating!
|}