Online PHP editor | output for vHTDv

Output for 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 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.20, 8.4.1 - 8.4.6: benchmark array: Array ( [0] => 2019-10-27 16:30:00 [1] => 2019-10-28 16:30:00 [2] => 2019-10-29 16:30:00 [3] => 2019-10-30 16:30:00 [4] => 2019-10-31 16:30:00 [5] => 2019-11-01 16:30:00 [6] => 2019-11-02 16:30:00 [7] => 2019-11-03 16:30:00 [8] => 2019-11-04 16:30:00 [9] => 2019-11-05 16:30:00 [10] => 2019-11-06 16:30:00 [11] => 2019-11-07 16:30:00 [12] => 2019-11-08 16:30:00 [13] => 2019-11-09 16:30:00 ) subject array: Array ( [0] => 2019-10-27 16:30:00 [1] => 2019-10-29 16:30:00 [2] => 2019-10-31 16:30:00 [3] => 2019-11-02 16:30:00 [4] => 2019-11-04 16:30:00 [5] => 2019-11-06 16:30:00 [6] => 2019-11-08 16:30:00 ) missing dates: Array ( [0] => 2019-10-28 16:30:00 [1] => 2019-10-30 16:30:00 [2] => 2019-11-01 16:30:00 [3] => 2019-11-03 16:30:00 [4] => 2019-11-05 16:30:00 [5] => 2019-11-07 16:30:00 [6] => 2019-11-09 16:30:00 )