Method isdigitat

text-to-qr/lib/phpqrcode/qrsplit.php:48–54

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($str, $pos)

        
        //----------------------------------------------------------------------
        public static function isdigitat($str, $pos)
        {    
            if ($pos >= strlen($str))
                return false;
            
            return ((ord($str[$pos]) >= ord('0'))&&(ord($str[$pos]) <= ord('9')));
        }
        
        //----------------------------------------------------------------------
        public static function isalnumat($str, $pos)