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<?php var_dump(filter_var(3000.85121, FILTER_VALIDATE_REGEXP,array("options"=>array("regexp"=>"/^([1-9][0-9]*|0)(\.[0-9]{2})?$/")))); var_dump(filter_var(3000.0000, FILTER_VALIDATE_REGEXP,array("options"=>array("regexp"=>"/\d+(?:\.\d{1,2})?/"))));

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