PHP 手冊
前一頁 |  | 下一頁

# pg_num_rows

(PHP 4 >= 4.2.0, PHP 5)

pg_num_rows -- Returns the number of rows

## Description

int pg_num_rows ( resource result )

pg_num_rows() will return the number of rows in a PostgreSQL result resource. result is a query result resource returned by pg_query(). This function will return -1 on error.

> 注: Use pg_affected_rows() to get number of rows affected by INSERT, UPDATE and DELETE query.

> 注: This function used to be called pg_numrows().

See also pg_num_fields() and pg_affected_rows().

前一頁 | 內容 | 下一頁
pg_num_fields | 上一層 | pg_options