pg_num_fields
(PHP 4 >= 4.2.0, PHP 5)
pg_num_fields -- Returns the number of fields
Description
int
pg_num_fields ( resource result)
pg_num_fields() returns the number of fields (columns) in a PostgreSQL result. The argument is a result resource returned by pg_query(). This function will return -1 on error.
Замечание: This function used to be called pg_numfields().
Смотрите также pg_num_rows() and pg_affected_rows().