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<?php $now = new DateTime(); $formatted = ""; $arrFormattedBDays = []; $birthdays = ['18-Jul-46','19-Aug-47','1-Jan-19','31-Dec-18']; foreach ($birthdays as $b){ list($d,$m,$y) = explode("-",$b); $y = '19'.$y; $dt = new DateTime("$d-$m-$y"); $formatted = $dt->format('d/m/Y'); $arrFormattedBDays[] = $formatted; } var_dump($arrFormattedBDays);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(4) { [0]=> string(10) "18/07/1946" [1]=> string(10) "19/08/1947" [2]=> string(10) "01/01/1919" [3]=> string(10) "31/12/1918" }

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