3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime('2021-11-25T16:46:15+0200'); var_dump($dt->format('Y-m-d H:i:s')); $dt->setTimeZone(new DateTimeZone('UTC')); var_dump($dt->format('Y-m-d H:i:s')); $dt->setTimeZone(new DateTimeZone('-0600')); var_dump($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)
8.3.60.0220.00018.30
8.3.50.0170.00319.95
8.3.40.0150.00018.91
8.3.30.0000.01418.81
8.3.20.0080.00024.18
8.3.10.0060.00324.66
8.3.00.0060.00326.16
8.2.180.0110.00425.92
8.2.170.0160.00619.04
8.2.160.0030.01022.96
8.2.150.0080.00025.66
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0080.00026.16
8.2.110.0070.00321.03
8.2.100.0060.00617.93
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0080.00017.93
8.2.50.0110.00018.10
8.2.40.0040.00418.17
8.2.30.0000.00817.86
8.2.20.0050.00322.29
8.2.10.0000.00717.71
8.2.00.0060.00319.26
8.1.280.0130.00625.92
8.1.270.0000.00724.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.02
8.1.230.0060.00617.76
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0000.01017.61
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0060.00318.71
8.1.160.0050.00218.97
8.1.150.0060.00318.78
8.1.140.0040.00417.64
8.1.130.0000.00718.79
8.1.120.0050.00217.45
8.1.110.0000.00817.62
8.1.100.0000.00817.48
8.1.90.0000.00717.50
8.1.80.0050.00317.58
8.1.70.0000.00717.51
8.1.60.0000.00817.67
8.1.50.0080.00017.66
8.1.40.0060.00317.56
8.1.30.0030.00617.68
8.1.20.0000.00717.65
8.1.10.0080.00017.52
8.1.00.0030.00617.66
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00318.46
8.0.270.0030.00317.04
8.0.260.0030.00318.43
8.0.250.0030.00317.10
8.0.240.0030.00317.02
8.0.230.0000.00717.09
8.0.220.0070.00017.10
8.0.210.0040.00417.08
8.0.200.0000.00717.16
8.0.190.0030.00617.02
8.0.180.0070.00017.08
8.0.170.0060.00317.03
8.0.160.0080.00017.04
8.0.150.0020.00517.01
8.0.140.0040.00416.91
8.0.130.0090.00416.98
8.0.120.0160.00216.93
8.0.110.0120.00617.05
8.0.100.0150.00417.04
8.0.90.0070.01116.93
8.0.80.0190.00017.03
8.0.70.0160.00316.98
8.0.60.0070.01017.05
8.0.50.0090.00916.84
8.0.30.0140.00416.84
8.0.20.0180.00417.04
8.0.10.0130.00417.02
8.0.00.0100.00017.04
7.4.330.0020.00215.55
7.4.320.0040.00416.74
7.4.300.0000.00716.60
7.4.290.0000.00816.56
7.4.280.0050.00316.57
7.4.270.0000.00716.70
7.4.260.0030.00716.66
7.4.250.0130.00916.64
7.4.240.0170.00316.61
7.4.230.0230.00016.44
7.4.220.0150.00416.62
7.4.210.0170.00016.64
7.4.200.0170.00016.65
7.4.190.0150.00316.68
7.4.180.0060.01316.68
7.4.160.0120.00616.60
7.4.150.0160.00316.54
7.4.140.0120.00616.33
7.4.130.0060.01216.46
7.4.120.0130.00716.45
7.4.110.0130.00716.45
7.4.100.0140.00616.65
7.4.90.0180.00016.38
7.4.80.0180.00016.46
7.4.70.0120.00616.46
7.4.60.0110.00616.46
7.4.50.0180.00016.38
7.4.40.0120.00516.38
7.4.30.0120.00616.46
7.4.20.0110.00616.52
7.4.10.0110.00716.36
7.4.00.0130.00416.36
7.3.330.0090.00916.38
7.3.320.0110.00716.42
7.3.310.0200.00016.41
7.3.300.0170.00316.16
7.3.290.0130.00516.47
7.3.280.0200.00016.42
7.3.270.0140.00616.11
7.3.260.0120.00616.25
7.3.250.0130.00516.17
7.3.240.0150.00416.36
7.3.230.0120.00816.38
7.3.220.0180.00016.02
7.3.210.0140.00516.13
7.3.200.0190.00016.33
7.3.190.0130.00316.35
7.3.180.0070.00716.33
7.3.170.0160.00316.15
7.3.160.0140.00416.14
7.3.150.0130.00616.35
7.3.140.0160.00316.32
7.3.130.0150.00516.29
7.3.120.0150.00216.29
7.3.110.0170.00016.02
7.3.100.0090.00516.27
7.3.90.0080.00516.51
7.3.80.0090.00516.27
7.3.70.0070.00716.16
7.3.60.0120.00016.42
7.3.50.0080.00416.29
7.3.40.0000.01516.19
7.3.30.0150.00016.55
7.3.20.0130.00018.25
7.3.10.0080.00518.04
7.3.00.0130.00017.95

preferences:
43.75 ms | 401 KiB | 5 Q