From: Oliver Elphick <olly@lfix.co.uk>
To: Josh Berkus <josh@agliodbs.com>
Cc: Theo Galanakis <Theo.Galanakis@lonelyplanet.com.au>
Cc: pgsql-sql@postgresql.org
Subject: Re: Isnumeric function?
Date: Wed, 08 Sep 2004 18:20:17 +0100
Message-ID: <1094664017.2014.80.camel@linda> (raw)
In-Reply-To: <200409080947.17682.josh@agliodbs.com>
References: <82E30406384FFB44AFD1012BAB230B55037D056E@shiva.au.lpint.net>
<1094537126.6360.279.camel@linda>
<200409080947.17682.josh@agliodbs.com>
On Wed, 2004-09-08 at 17:47, Josh Berkus wrote:
> Oliver, Theo:
>
> > ~ '^[0-9]+$'
>
> Actually, I usually do:
>
> ~ '^[0-9]+\.?[0-9]*$'
>
> ... to include decimals. However, the above assumes that there is at least a
> "0" before the decimal; it would be nice to adapt it to matching a leading
> decimal (i.e. .057 ) as well. Can't see any easy way, though ...
~ '^([0-9]+|[0-9]+\\.[0-9]*|[0-9]*\\.[0-9]+)$'
--
Oliver Elphick olly@lfix.co.uk
Isle of Wight http://www.lfix.co.uk/oliver
GPG: 1024D/A54310EA 92C8 39E7 280E 3631 3F0E 1EC0 5664 7A2F A543 10EA
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To: pgsql-sql@postgresql.org
Cc: olly@lfix.co.uk, josh@agliodbs.com, Theo.Galanakis@lonelyplanet.com.au
Subject: Re: Isnumeric function?
In-Reply-To: <1094664017.2014.80.camel@linda>
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