Online PHP editor | output for WGtN4

@ 2018-12-27T22:40:19Z

<?php
$a = array(array('Holidays' => new DateTime('2018-01-01', new DateTimeZone('Europe/Berlin'))),
           array('Holidays' => new DateTime('2018-01-26', new DateTimeZone('Australia/Sydney'))));
print_r($a);
$a = array_map(function ($v) { return $v['Holidays']->format('Y-m-d'); }, $a);
print_r($a);

Output for 5.6.38, 7.0.33, 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14: Array ( [0] => Array ( [Holidays] => DateTime Object ( [date] => 2018-01-01 00:00:00.000000 [timezone_type] => 3 [timezone] => Europe/Berlin ) ) [1] => Array ( [Holidays] => DateTime Object ( [date] => 2018-01-26 00:00:00.000000 [timezone_type] => 3 [timezone] => Australia/Sydney ) ) ) Array ( [0] => 2018-01-01 [1] => 2018-01-26 )

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