<td>
[% # First initialize a TT variable to hold a list. Then use a TT FOREACH -%]
[% # loop in 'side effect notation' to load just the last names of the -%]
- [% # authors into the list. Note that we are making a bogus assignment to -%]
- [% # the 'xx' vbl to avoid printing the size of the list after each push. -%]
+ [% # authors into the list. Note that we make a bogus assignment to the -%]
+ [% # 'unused' vbl to avoid printing the size of the list after each push. -%]
[% tt_authors = [ ];
- xx = tt_authors.push(author.last_name) FOREACH author = book.authors %]
+ unused = tt_authors.push(author.last_name) FOREACH author = book.authors %]
[% # Now use a TT 'virtual method' to display the author count in parens -%]
([% tt_authors.size %])
[% # Use another vmethod to join & print the names with comma separators -%]