Position: 0123456789          0123456789
Position:           0123456789

name1:    ..........
name2:            ...
name3:              ..............

##</code><code>##

  my ($name1, $name3, $name2) = unpack(q{a10 a14 X16 a3), $str);

##</code><code>##

  perl -le '$str = q{0123456789abcdefghijklmnopqrstuvwxyz}; my ($name1, $name3, $name2) = unpack(q{a10 a14 X16 a3}, $str); print $name1; print $name2; print $name3;'

##</code><code>##

0123456789
89a
abcdefghijklmn