how to truncate lines

[Dan Bernstein]

In article <11500 at jpl-devvax.JPL.NASA.GOV> lwall at jpl-devvax.JPL.NASA.GOV (Larry Wall) writes:
  [ examples of fixed limits in cut and awk ]

colrm 81.

Hell, my colrm clone runs three times faster than Perl on this one,
partly because it avoids stdio, partly bec... oops, not s'posed to talk
about efficiency when you've already got 'em slaughtered on syntax.
[grin]

---Dan