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<?php $contacts = [["createdAt"=>'2020-01-29T17:00:04.159+01:00']]; foreach ($contacts as &$contact) { $time = new DateTime($contact['createdAt']); $contact['createdAt'] = $time->format('Y-m-d'); } print_r($contacts);

This is an error 500

Value for `_results` contains invalid data `array`


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