# MongoDB\Driver\BulkWrite::count

(mongodb >=1.0.0)

MongoDB\Driver\BulkWrite::count — Count number of write operations in the bulk

### Descripción

public MongoDB\Driver\BulkWrite::count(): int

Returns the number of write operations added to the MongoDB\Driver\BulkWrite object.

### Parámetros

Esta función no tiene parámetros.

### Valores devueltos

Returns number of write operations added to the MongoDB\Driver\BulkWrite object.

### Errores/Excepciones

- Lanza una MongoDB\Driver\Exception\InvalidArgumentException en errores de análisis de argumentos.

### Historial de cambios

Versión | Descripción
--- | ---
PECL mongodb 1.2.0 | Returns the number of write operations added to the MongoDB\Driver\BulkWrite object. Earlier versions returned the expected number of client-to-server roundtrips required to execute all write operations.

### Ejemplos

Ejemplo #1 MongoDB\Driver\BulkWrite::count() example

`<?php
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['_id' => 1, 'x' => 1]);
$bulk->insert(['_id' => 2, 'x' => 2]);
$bulk->update(['x' => 2], ['$set' => ['x' => 1]]);
$bulk->delete(['x' => 1]);
var_dump(count($bulk));
?>`

El resultado del ejemplo sería:

    int(4)