Elep

==================================
MongoDB\\Model\\IndexInfo::isTtl()
==================================

.. default-domain:: mongodb

.. contents:: On this page
   :local:
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   :class: singlecol

Definition
----------

.. phpmethod:: MongoDB\\Model\\IndexInfo::isTtl()

Return whether the index is a :manual:`TTL index </core/index-ttl>`. This
   correlates with the ``expireAfterSeconds`` option for
   :phpmethod:`MongoDB\\Collection::createIndex()`.

.. code-block:: php

function isTtl(): boolean

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

A boolean indicating whether the index is a TTL index.

Examples
--------

.. code-block:: php

<?php

$info = new IndexInfo([
       'expireAfterSeconds' => 100,
   ]);

var_dump($info->isTtl());

The output would then resemble::

bool(true)