pg_num_fields
pg_Options
PostgreSQL Functions
PHP Manual

# pg_num_rows

(PHP 4 >= 4.2.0, PHP 5)

pg_num_rows — Returns the number of rows in a result

### Descripción

int pg_num_rows ( resource `$result` )

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

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

### Lista de parámetros

`result`

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

### Valores retornados

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

### Ejemplos

Example #1 pg_num_rows() example

`<?php
$result = pg_query($conn, "SELECT 1");
$rows = pg_num_rows($result);
echo $rows . " row(s) returned.\n";
?>`

El resultado del ejemplo seria:

    1 row(s) returned.

### Ver también

- pg_num_fields() - Returns the number of fields in a result
- pg_affected_rows() - Returns number of affected records (tuples)

pg_num_fields
pg_Options
PostgreSQL Functions
PHP Manual