Forms : Validating user input is integer

From: Date: Thu, 05 Apr 2001 05:05:49 +0000
Subject: Forms : Validating user input is integer
Groups: php.db 
Request: Send a blank email to php-db+get-8240@lists.php.net to get a copy of this message
I have a problem with a user input in a form required to be an integer, creating a variable for a mysql query. I have instances where integer, 0, is being typed as letter,o. The last discussion of validating the input was http://marc.theaimsgroup.com/?l=php-db&m=97207172003983&w=2 There it was suggested that the only way to validate the input was using javascript. I have a case where clients have disabled javascript. I tried fiddling with is_int($input) but of cause it does not serve this purpose. Does anybody know if such validation can be done server side or definitely must be done client side? Tim Morris

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