Dynamic Bootstrap Carousel ID per widget on same page

For Googlers looking for a solution after hours of research spl_object_id is your solution.

Read more here: https://www.php.net/manual/en/function.spl-object-id.php

Example:

<?php
$id = spl_object_id($object);
?>
<div id="carousel<?php echo $id;?> class="carousel">

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