Date: Mon, 16 Jun 2003 17:32:35 +0100 From: Matthew Seaman <m.seaman@infracaninophile.co.uk> To: "Jack L. Stone" <jackstone@sage-one.net> Cc: freebsd-questions@freebsd.org Subject: Re: Running a rand or random script Message-ID: <20030616163235.GB33582@happy-idiot-talk.infracaninophile.co.uk> In-Reply-To: <3.0.5.32.20030616111517.0137e538@sage-one.net> References: <3.0.5.32.20030616111517.0137e538@sage-one.net>
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On Mon, Jun 16, 2003 at 11:15:17AM -0500, Jack L. Stone wrote:
> I need to run a script, perhaps using FBSD's 'rand' or 'random' command (=
or
> any other) that will generate one single 5-digit number 'at random' betwe=
en
> 00001-99999
>=20
> Anyone have thoughts on how to do this....??
perl -e 'printf "%0.5d\n", int(rand(99999) + 1);'
Assuming that range is inclusive.
Cheers,
Matthew
Nb. Don't use srand() explicitly --- perl will auto-seed the PRNG from
/dev/urandom if left to it's own devices.
--=20
Dr Matthew J Seaman MA, D.Phil. 26 The Paddocks
Savill Way
PGP: http://www.infracaninophile.co.uk/pgpkey Marlow
Tel: +44 1628 476614 Bucks., SL7 1TH UK
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