Elep

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MongoDB\\Model\\IndexInfo::is2dSphere()
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.. versionadded:: 1.4

.. default-domain:: mongodb

.. contents:: On this page
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Definition
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.. phpmethod:: MongoDB\\Model\\IndexInfo::is2dSphere()

Return whether the index is a :manual:`2dsphere </core/2dsphere>`
   index.

.. code-block:: php

function is2dSphere(): boolean

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

A boolean indicating whether the index is a 2dsphere index.

Examples
--------

.. code-block:: php

<?php

$collection = (new MongoDB\Client)->selectCollection('test', 'places');

$collection->createIndex(['pos' => '2dsphere']);

foreach ($collection->listIndexes() as $index) {
       if ($index->is2dSphere()) {
           printf("%s has 2dsphereIndexVersion: %d\n", $index->getName(), $index['2dsphereIndexVersion']);
       }
   }

The output would then resemble::

pos_2dsphere has 2dsphereIndexVersion: 3