(PHP 4 >= 4.0.6, PHP 5)
Returns: An array that corresponds to the lengths of each field
in the last row fetched by fbsql_fetch_row(),
or FALSE on error.
fbsql_fetch_lengths() stores the lengths of
each result column in the last row returned by
fbsql_fetch_object() in an array, starting at
See also: fbsql_fetch_row().