You can use substr to get parts of your string and the x operator to add missing parts. 
my $max = 10;
my $string = 'something';
$string = substr($string, 0, $max);
my $length = length $string;
$string .= ' ' x ( $max - $length ) if ( $length < $max );

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Boris

In reply to Re: fixed length string by borisz
in thread fixed length string by shilpam

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