Re: ereg checking if its only numbers
| From: | Rasmus Lerdorf | Date: | Fri, 05 Oct 2001 06:51:42 +0000 |
| Subject: | Re: ereg checking if its only numbers | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-70038@lists.php.net to get a copy of this message | ||
http://php.net/is_numeric
On Fri, 5 Oct 2001, Chris Aitken wrote:
>
> Ive been playing around with ereg for about half an hour and having no joy
> because I dont really understand the medhod behind it and how it all works.
> But what im trying to do is check to see if a 9 digit string is all numbers
> and nothing else
>
> $string1 = "123456789"
> $string2 = "123456abc"
>
>
> how would I check either string with an IF statement and make it continue
> on string 1 (ie, all numbers) and error on string 2 (not all numbers).
>
>
> Any suggestions ?
>
>
>
> Thanks
>
>
> Chris
>
> --
> Chris Aitken - Administration/Database Designer - IDEAL Internet
> email: chris@ideal.net.au phone: +61 2 4628 8888 fax: +61 2 4628 8890
> __-----------------------------------------__
> It is said that if you line up all the cars in the world end to end,
> some moron in a rotary will still to try and pass them
>
>
>