can a variable be made to contain only a numeric value?

[easethan]

maybe with a regex or something? not sure...thanks in advance for help.

[pjleonhardt]

Search the boards, ffs.. this question was asked 1 or 2 days ago

http://www.phpbuilder.com/board/showthread.php?s=&threadid=10263153

[easethan]

I know, that was my posts, I didn't get a conclusion, so I'm asking again.

[easethan]

anyone? I've beenlooking around search engines and looking through php.net functions...I found nothing 🙁

[pjleonhardt]

actually weedpacket gave you an answer..

$string = 'dsh2309dskj2023';
$numbers = preg_replace('/[^{0-9.]/','',$string);}

echo $numbers;

should return:

23092023

works on my computer