=========================================
MongoDB\\Client::createClientEncryption()
=========================================

.. default-domain:: mongodb

.. contents:: On this page
   :local:
   :backlinks: none
   :depth: 1
   :class: singlecol

Definition
----------

.. phpmethod:: MongoDB\\Client::createClientEncryption()

   Returns a :php:`MongoDB\\Driver\\ClientEncryption <class.mongodb-driver-clientencryption>`
   object for manual encryption and decryption of values.

   .. code-block:: php

      function createClientEncryption(array $options): MongoDB\Driver\ClientEncryption

   This method has the following parameters:

   .. include:: /includes/apiargs/MongoDBClient-method-createClientEncryption-param.rst

   The ``$options`` parameter supports all options documented in the
   :php:`extension manual <manual/en/mongodb-driver-manager.createclientencryption.php>`.
   For the ``keyVaultClient`` option, an instance of :phpclass:`MongoDB\\Client`
   is automatically unwrapped and the :php:`MongoDB\\Driver\\Manager <class.mongodb-driver-manager>`
   instance is passed to the extension.

Return Values
-------------

A :php:`MongoDB\\Driver\\ClientEncryption <class.mongodb-driver-clientencryption>`
instance which can be used to encrypt and decrypt values.

Errors/Exceptions
-----------------

.. include:: /includes/extracts/error-invalidargumentexception.rst
.. include:: /includes/extracts/error-driver-invalidargumentexception.rst

See Also
--------

- :php:`MongoDB\\Driver\\Manager::createClientEncryption()
  <manual/en/mongodb-driver-manager.createclientencryption.php>`