public function setChecksum($checksum) {
        $checksum = intval($checksum);
        if ($checksum < 0 && $checksum > 2) {
            throw new CINArgumentException('The checksum must be between 0 and 2 included.', 'checksum');
        }

        $this->checksum = $checksum;
    }
public function setChecksum($checksum) {
        $checksum = intval($checksum);
        if ($checksum < 0 && $checksum > 2) {
            throw new CINArgumentException('The checksum must be between 0 and 2 included.', 'checksum');
        }

        $this->checksum = $checksum;
    }
public function setChecksum ( $ checksum ) { $ checksum = intval ( $ checksum ) ; if ( $ checksum < 0 && $ checksum > 2 ) { throw new CINArgumentException ( 'The checksum must be between 0 and 2 included.' , 'checksum' ) ; } $ this -> checksum = $ checksum ; }
Sets how many checksums we display. 0 to 2.

@param int $checksum
Sets how many checksums we display . 0 to 2 .