pg_num_fields
PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8
pg_num_fields - Returns the number of fields in a result
Manual
pg_num_fields(
PgSql\Result$result ): int
pg_num_fields returns the number of fields (columns) in the PgSql\Result instance.
Note:
This function used to be called pg_numfields.
Parameters
- result
-
An PgSql\Result instance, returned by pg_query, pg_query_params or pg_execute(among others).
Return Values
The number of fields (columns) in the result. On error, -1 is returned.
Changelog
| Version | Description |
| 8.1.0 | The result parameter expects an PgSql\Result instance now; previously, a resource was expected. |