Am Freitag, den 20.01.2006, 18:28 -0500 schrieb comex: > > if ($cardID=''||is_int($cardID)) > > Two problems with that statement: > First of all, this statement _sets_ cardID to '', and then (I think) > returns a false value since '' doesn't evaluate to true. You probably > wanted ==.
hOOOOOOOOOOOOOOps that's right, shit, haven't seen that......hm okay, it works fine now, thanks again! > Second of all, now that $cardID is '', it certainly isn't an int. It > isn't an int, and it wouldn't be an int if you fixed that statement > because is_int only tests if it is, actually, an integer. > $HTTP_GET_VARS['cardID'] could be '123', but it can't be 123 and so > that will be false. From the PHP manual: > > Note: To test if a variable is a number or a numeric string (such > as form input, which is always a string), you must use is_numeric(). > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
