Difference between revisions of "RDO NUM FIELDS()"

Revision as of 10:18, 30 March 2010

Purpose

Return the number of fields in a result set

Syntax

RDO_NUM_FIELDS(<object>)

See Also

RDO_AFFECTED_ROWS(), RDO_CLOSE(), RDO_CONNECT(), RDO_DATA_SEEK(), RDO_ERRNO(), RDO_ERROR(), RDO_EXEC(), RDO_FETCH_ARRAY(), RDO_FETCH_ASSOC(), RDO_FETCH_FIELD(), RDO_FETCH_LENGTHS(), RDO_FETCH_OBJECT(), RDO_FETCH_ROW(), RDO_FIELD_FLAGS(), RDO_FIELD_LEN(), RDO_FIELD_NAME(), RDO_FIELD_SEEK(), RDO_FIELD_TABLE(), RDO_FIELD_TYPE(), RDO_FREE_OBJECT(), RDO_FREE_RESULT(), RDO_GET_CLIENT_INFO(), RDO_GET_HOST_INFO(), RDO_INFO(), RDO_LIST_DBS(), RDO_NUM_ROWS(), RDO_PING(), RDO_QUERY(), RDO_REAL_ESCAPE_STRING(), RDO_RESULT(), RDO_SELECT_DB(), RDO_STAT(), RDO_THREAD_ID(), RDO_UNBUFFERED_QUERY()

Description

The RDO_NUM_FIELDS() function is used to return the number of fields in a result set.

Example

conn = rdo_connect("recital", "localhost", "user", "pass", "southwind")
if conn > -1
    res = rdo_query("select * from shippers", conn)
    echo "Resultset contains ", rdo_num_fields(res), " fields\n"
    rdo_close(conn)
endif

Products

Recital, Recital Server