... Next . 3.0.3 - 3.0.18 only, PHP 4 >= 4.0.0) ifx_fieldtypes -- List of Informix SQL fields . array ifx_fieldtypes ( int result_id) . Returns an associative array with fieldnames as key and the SQL fieldtypes as data for query with result_id . ... Fieldnames and SQL fieldtypes . types = ifx_fieldtypes ($resultid); if (! isset ($types)) { ... error ... } for ($i = 0; $i < count($types); $i++) { $fname = key($types); printf("%s :\t type = %s\n", $fname, $types[$fname]); next($types); } . ...