Re: check for variable value but need 0 to be good ?
| From: | Sylwester Zarębski | Date: | Wed, 02 Aug 2000 10:40:31 +0000 |
| Subject: | Re: check for variable value but need 0 to be good ? | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-9665@lists.php.net to get a copy of this message | ||
Craig Vincent wrote:
>
> > Make -1 the default, then compare the input against -1.
>
> I think isset() would be a much more effecient approach.
No, because isset() checks for existing not for legal number
value. In newer php look for is_numeric().
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