Returns whether the write was acknowledged

# 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]);
$writeConcern = new MongoDB\Driver\WriteConcern(0);
$result = $manager->executeBulkWrite('db.collection', $bulk, ['writeConcern' => $writeConcern]);
var_dump($result->isAcknowledged());
?>`

The above example will output:

    bool(false)

### See Also

- MongoDB\Driver\WriteConcern
- » Write Concern reference

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