3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime('2021-11-25 16:46:15', new DateTimeZone('+0100')); var_dump($dt->format('Y-m-d H:i:s')); $dt->setTimeZone(new DateTimeZone('+0100')); var_dump($dt->format('Y-m-d H:i:s')); $dt->setTimeZone(new DateTimeZone('-0600')); var_dump($dt->format('Y-m-d H:i:s')); $dt->setTimeZone(new DateTimeZone('UTC')); var_dump($dt->format('Y-m-d H:i:s'));

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0110.01118.43
8.3.50.0130.01019.89
8.3.40.0140.00018.67
8.3.30.0120.00618.55
8.3.20.0080.00024.18
8.3.10.0030.00624.66
8.3.00.0080.00026.16
8.2.180.0100.00325.92
8.2.170.0040.01118.73
8.2.160.0030.01422.96
8.2.150.0040.00425.66
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00426.16
8.2.110.0050.00522.25
8.2.100.0110.00017.66
8.2.90.0050.00317.75
8.2.80.0090.00018.59
8.2.70.0040.00417.63
8.2.60.0000.01117.68
8.2.50.0040.00418.07
8.2.40.0040.00419.35
8.2.30.0000.00717.76
8.2.20.0070.00020.62
8.2.10.0020.00517.82
8.2.00.0000.00719.31
8.1.280.0180.00325.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0060.00928.09
8.1.240.0050.00523.75
8.1.230.0070.00417.77
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0000.00917.22
8.1.180.0080.00018.10
8.1.170.0090.00018.71
8.1.160.0070.00019.03
8.1.150.0060.00318.58
8.1.140.0000.00817.52
8.1.130.0030.00318.70
8.1.120.0040.00417.55
8.1.110.0000.00717.52
8.1.100.0000.00817.56
8.1.90.0040.00417.41
8.1.80.0030.00617.55
8.1.70.0000.00817.52
8.1.60.0040.00417.56
8.1.50.0040.00417.55
8.1.40.0080.00017.41
8.1.30.0040.00417.65
8.1.20.0070.00017.57
8.1.10.0030.00517.48
8.1.00.0060.00317.56
8.0.300.0000.00720.36
8.0.290.0020.00516.75
8.0.280.0000.00718.51
8.0.270.0000.00716.80
8.0.260.0000.00618.30
8.0.250.0000.00717.03
8.0.240.0000.00716.93
8.0.230.0000.00817.01
8.0.220.0000.00716.94
8.0.210.0050.00316.93
8.0.200.0000.00716.91
8.0.190.0040.00416.95
8.0.180.0000.00716.92
8.0.170.0060.00317.00
8.0.160.0040.00417.00
8.0.150.0040.00417.00
8.0.140.0040.00416.81
8.0.130.0050.00516.88
8.0.120.0160.00416.89
8.0.110.0150.00516.84
8.0.100.0190.00216.86
8.0.90.0170.00216.90
8.0.80.0170.00316.93
8.0.70.0140.00616.75
8.0.60.0170.00416.81
8.0.50.0150.00516.95
8.0.30.0170.00416.83
8.0.20.0180.00317.03
8.0.10.0180.00417.05
8.0.00.0090.00217.04
7.4.330.0000.00415.55
7.4.320.0070.00016.66
7.4.300.0030.00316.54
7.4.290.0040.00416.46
7.4.280.0000.00816.60
7.4.270.0030.00516.50
7.4.260.0060.00416.50
7.4.250.0180.00416.56
7.4.240.0170.00516.48
7.4.230.0200.00316.43
7.4.220.0170.00316.48
7.4.210.0130.00616.49
7.4.200.0150.00416.52
7.4.190.0170.00216.55
7.4.180.0150.00416.52
7.4.160.0140.00616.59
7.4.150.0190.00016.47
7.4.140.0110.00816.42
7.4.130.0140.00616.43
7.4.120.0130.00716.32
7.4.110.0120.00816.36
7.4.100.0120.00716.39
7.4.90.0160.00316.39
7.4.80.0130.00516.42
7.4.70.0160.00116.36
7.4.60.0110.00816.36
7.4.50.0160.00416.32
7.4.40.0170.00316.30
7.4.30.0160.00416.27
7.4.20.0150.00416.26
7.4.10.0150.00316.42
7.4.00.0130.00616.32
7.3.330.0150.00516.30
7.3.320.0160.00516.30
7.3.310.0170.00516.19
7.3.300.0170.00316.17
7.3.290.0160.00516.09
7.3.280.0140.00616.29
7.3.270.0190.00316.17
7.3.260.0190.00216.28
7.3.250.0170.00416.26
7.3.240.0150.00516.19
7.3.230.0130.00616.30
7.3.220.0120.00716.08
7.3.210.0160.00316.12
7.3.200.0150.00416.04
7.3.190.0150.00616.14
7.3.180.0110.00615.96
7.3.170.0140.00115.85
7.3.160.0110.00516.12
7.3.150.0060.00716.24
7.3.140.0050.00716.17
7.3.130.0110.00316.02
7.3.120.0050.00716.02
7.3.110.0100.00515.98
7.3.100.0100.00215.94
7.3.90.0040.00916.15
7.3.80.0100.00115.80
7.3.70.0000.01215.91
7.3.60.0110.00416.02
7.3.50.0100.00416.18
7.3.40.0100.00415.94
7.3.30.0130.00116.38
7.3.20.0090.00317.75
7.3.10.0110.00418.04
7.3.00.0050.00817.96

preferences:
61.15 ms | 401 KiB | 5 Q