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=======================================
MongoDB\\Model\\IndexInfo::is2dSphere()
=======================================
.. versionadded:: 1.4
.. default-domain:: mongodb
.. contents:: On this page
:local:
:backlinks: none
:depth: 1
:class: singlecol
Definition
----------
.. 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
See Also
--------
- :phpmethod:`MongoDB\\Collection::createIndex()`
- :phpmethod:`MongoDB\\Collection::listIndexes()`
- :manual:`2dsphere Indexes </core/2dsphere>` reference in the MongoDB
manual