# MongoDB\Driver\WriteResult::isAcknowledged

(mongodb >=1.0.0)

MongoDB\Driver\WriteResult::isAcknowledged — Returns whether the write was acknowledged

### Description

final public MongoDB\Driver\WriteResult::isAcknowledged ( ) : bool

If the write is acknowledged, other count fields will be available on the MongoDB\Driver\WriteResult object.

### Parameters

This function has no parameters.

### Return Values

Returns `TRUE` if the write was acknowledged, and `FALSE` otherwise.

### Errors/Exceptions

- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.

### Examples

Example #1 MongoDB\Driver\WriteResult::isAcknowledged() with acknowledged write concern

`<?php
$manager = new MongoDB\Driver\Manager;
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['x' => 1]);
$result = $manager->executeBulkWrite('db.collection', $bulk);
var_dump($result->isAcknowledged());
?>`

The above example will output:

    bool(true)

Example #2 MongoDB\Driver\WriteResult::isAcknowledged() with unacknowledged write concern

`<?php
$manager = new MongoDB\Driver\Manager;
$bulk = new MongoDB\Driver\BulkWrite;
$bulk->insert(['x' => 1]);
$result = $manager->executeBulkWrite('db.collection', $bulk, new MongoDB\Driver\WriteConcern(0));
var_dump($result->isAcknowledged());
?>`

The above example will output:

    bool(false)

### See Also

- MongoDB\Driver\WriteConcern
- » Write Concern reference