in reply to A Procrustean Statement

The following will pad but not truncate: 
$_ = sprintf '%-*s', $len, $_;

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Re^2: A Procrustean Statement
by YuckFoo (Abbot) on Jun 16, 2006 at 17:21 UTC
    Pad and truncate: 
    $_ = sprintf '%-*.*s', $len, $len, $_;

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In Section Cool Uses for Perl