https://api.drupal.org/api/drupal/core%21modules%21serialization%21src%21Normalizer%21DateTimeNormalizer.php/function/DateTimeNormalizer%3A%3AgetNormalizationTimezone/10
function DateTimeNormalizer::getNormalizationTimezone | Drupal API
functiondrupalapi
https://api.drupal.org/api/drupal/core%21modules%21serialization%21src%21Normalizer%21DateTimeNormalizer.php/function/DateTimeNormalizer%3A%3AgetNormalizationTimezone/9
function DateTimeNormalizer::getNormalizationTimezone | Drupal API
functiondrupalapi