note 253 modified in function.odbc-fetch-into by yannick

Passing by reference means that you have to pass a pointer to the item (i.e. array) and not the item itself. In this case this means prepend an ampersand onto the front of your arrayname to indicate that the arrayname is being passed by reference and not by value. For example: <?php $cols = odbc_fetch_into($QueryID, $RowNum, &$YourArray); ?> --was-- Passing by reference means that you have to pass a pointer to the item (i.e. array) and not the item itself. In this case this means prepend an ampersand onto the front of your arrayname to indicate that the arrayname is being passed by reference and not by value. For example: $cols = odbc_fetch_into($QueryID, $RowNum, &$YourArray); http://php.net/manual/en/function.odbc-fetch-into.php