[% a = '1234567890' -%]
[% a | truncate(5) %]
[% a | truncate(10) %]
[% a | truncate(15) %]
[% a | truncate(2) %]
[% a = '1234567890123456789012345678901234567890' -%]
[% a | truncate %]
[% a = '1234567890' -%]
[% a | truncate(5) %]
[% a | truncate(10) %]
[% a | truncate(15) %]
[% a | truncate(2) %]
[% a = '1234567890123456789012345678901234567890' -%]
[% a | truncate %]