pg_num_rows

(PHP 4 >= 4.2.0, PHP 5)

pg_num_rows -- Returns the number of rows in a result

Описание

int pg_num_rows ( resource result )

pg_num_rows() will return the number of rows in a PostgreSQL result resource.

Замечание: This function used to be called pg_numrows().

Список параметров

result: PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).

Возвращаемые значения

The number of rows in the result. On error, -1 is returned.

Примеры

Пример 1. pg_num_rows() example
<?php $result = pg_query($conn, "SELECT 1"); $rows = pg_num_rows($result); echo $rows . " row(s) returned.\n"; ?>
Результат выполнения данного примера:
1 row(s) returned.

Смотрите также

pg_num_fields()

pg_affected_rows()