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<?php $data = [ [ 'ID' => 16, 'begin_date' => new \DateTime('2016-01-01 UTC'), 'end_date' => new \DateTime('2016-11-30 UTC'), ], [ 'ID' => 33, 'begin_date' => new \DateTime('2016-01-04 UTC'), 'end_date' => new \DateTime('2016-02-29 UTC'), ], ]; var_dump($data[0]['begin_date']['date']);

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