3v4l.org

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<?php $week_number = 22; $year = 2014; for($day=1; $day<=7; $day++) { echo date('m/d/Y', strtotime($year."W".str_pad($week_number,2,'0',STR_PAD_LEFT).$day))."\n"; }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
05/26/2014 05/27/2014 05/28/2014 05/29/2014 05/30/2014 05/31/2014 06/01/2014
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
01/01/1970 01/01/1970 01/01/1970 01/01/1970 01/01/1970 01/01/1970 01/01/1970
preferences:
279.82 ms | 402 KiB | 460 Q