Definition
MongoDB\Model\CollectionInfo::isCapped()Return whether the collection is a capped collection.
function isCapped(): boolean
Return Values
A boolean indicating whether the collection is a capped collection.
Examples
$db = (new MongoDB\Client)->test;
// Creates a capped collection$db->createCollection( 'myCappedCollection', ['capped' => true, 'size' => 1048576]);
// Retrieves whether the collection is cappedforeach ($db->listCollections(['filter' => ['name' => 'myCappedCollection']]) as $info) { var_dump($info->isCapped());}The output would then resemble:
bool(true)See Also
Capped Collections in the MongoDB manual
listCollections command reference in the MongoDB manual