Pop open the perldoc again and look for the following section:
Number: 3
<TMPL_LOOP>s within <TMPL_LOOP>s are fine and work as you would ex
+pect.
If the syntax for the param() call has you stumped, here's an exam
+ple of
a param call with one nested loop:
$template->param(LOOP => [
{ name => 'Bobby',
nicknames => [
{ name => 'the big bad
+ wolf' },
{ name => 'He-Man' },
],
},
],
);
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