(PHP 4 >= 4.0.6, PHP 5)
Stores the lengths of each result column in the last row returned by
fbsql_fetch_object() in an array.
A result identifier
returned by fbsql_query() or
Returns an array, starting at offset 0, that corresponds to the lengths of
each field in the last row fetched by fbsql_fetch_row(),
or FALSE on error.