(PHP 4 >= 4.0.6, PHP 5)
fbsql_field_flags — Get the flags associated with the specified field in a result
$result
   [, int $field_offset
  ] )Gets the flags associated with the specified field in a result.
result
     A result pointer returned by fbsql_list_fields().
field_offset
     The numerical offset of the field. The field index starts at 0.
Returns the field flags of the specified field as a single word per flag separated by a single space, so that you can split the returned value using explode().