irm-1.6-b3/MDB/ibase.php
/**
     * Determine whether the value of a query result located in given row and
     *    field is a NULL.
     *
     * @param resource $result result identifier
     * @param int $rownum number of the row where the data can be found
     * @param int $field field number where the data can be found
     * @return mixed TRUE or FALSE on success, a MDB error on failure
     * @access public
     */
Determine whether the value of a query result located in given row and
field is a NULL.


Determine whether the value of a query result located in given row and field is a NULL .
function resultIsNull($result, $rownum, $field)
    {
        $value = $this->fetch($result, $rownum, $field);
        if (MDB::isError($value)) {
            return $value;
        }
        return(!isset($value));
    }
function resultIsNull ( $ result , $ rownum , $ field ) { $ value = $ this -> fetch ( $ result , $ rownum , $ field ) ; if ( MDB :: isError ( $ value ) ) { return $ value ; } return ( ! isset ( $ value ) ) ; }
Determine whether the value of a query result located in given row and
    field is a NULL.
Determine whether the value of a query result located in given row and field is a NULL .