Re: Test whether string is valid integer

From: Rutger Claes (rgc_at_rgc.tld-of-belgium)
Date: 11/11/04 

Date: Thu, 11 Nov 2004 19:20:19 +0100

Paul E Collins wrote:

> Given a string variable (form input), how can I determine whether it
> represents a valid integer?
>
> is_numeric is true for floats as well as integers, and is_int always
> fails on a string.
>
> P.

intval( $string ) == $string

works for me... 

-- 
Rutger Claes                                                rgc@rgc.tld
Replace tld with top level domain of belgium to contact me    pgp:0x3B7D6BD6
>From listening comes wisdom and from speaking repentance.

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