https://api.drupal.org/api/drupal/core%21lib%21Drupal%21Core%21Entity%21ContentEntityStorageBase.php/function/ContentEntityStorageBase%3A%3AcreateRevision/8.9.x
function ContentEntityStorageBase::createRevision | Drupal API
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https://api.drupal.org/api/drupal/8.9.x/search/createRevision
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