3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime('2021-11-25 17:46:15', new DateTimeZone('+0100')); var_dump($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)
8.3.60.0070.01418.43
8.3.50.0060.00919.55
8.3.40.0070.00718.80
8.3.30.0140.00318.79
8.3.20.0050.00324.18
8.3.10.0030.00524.66
8.3.00.0070.00026.16
8.2.180.0120.00325.92
8.2.170.0070.00718.95
8.2.160.0070.00722.96
8.2.150.0030.00625.66
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0100.00022.08
8.2.100.0090.00319.45
8.2.90.0060.00317.63
8.2.80.0000.00818.48
8.2.70.0080.00017.63
8.2.60.0000.00917.77
8.2.50.0050.00318.07
8.2.40.0040.00419.48
8.2.30.0040.00417.63
8.2.20.0040.00420.64
8.2.10.0000.00717.74
8.2.00.0000.00819.20
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.05
8.1.230.0070.00417.83
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00617.35
8.1.180.0000.00918.10
8.1.170.0080.00018.74
8.1.160.0090.00018.97
8.1.150.0090.00018.69
8.1.140.0020.00517.51
8.1.130.0070.00018.82
8.1.120.0000.00817.44
8.1.110.0000.00717.51
8.1.100.0040.00417.42
8.1.90.0040.00417.51
8.1.80.0000.00917.41
8.1.70.0030.00317.42
8.1.60.0060.00317.64
8.1.50.0060.00317.55
8.1.40.0090.00017.45
8.1.30.0030.00617.59
8.1.20.0030.00517.52
8.1.10.0030.00517.58
8.1.00.0070.00317.40
8.0.300.0030.00320.50
8.0.290.0000.00816.75
8.0.280.0070.00018.50
8.0.270.0040.00416.89
8.0.260.0030.00318.39
8.0.250.0030.00316.98
8.0.240.0000.00617.09
8.0.230.0000.00716.89
8.0.220.0040.00416.88
8.0.210.0040.00416.95
8.0.200.0000.00716.93
8.0.190.0060.00316.95
8.0.180.0070.00017.02
8.0.170.0060.00316.88
8.0.160.0040.00417.00
8.0.150.0030.00516.83
8.0.140.0000.00716.76
8.0.130.0070.00216.83
8.0.120.0160.00216.99
8.0.110.0070.01116.94
8.0.100.0150.00416.79
8.0.90.0060.01216.91
8.0.80.0190.00016.77
8.0.70.0130.00616.86
8.0.60.0110.00716.79
8.0.50.0190.00016.74
8.0.30.0200.00016.91
8.0.20.0140.00716.97
8.0.10.0130.00417.06
8.0.00.0050.00517.06
7.4.330.0030.00315.55
7.4.320.0030.00316.66
7.4.300.0030.00316.41
7.4.290.0030.00316.46
7.4.280.0000.00716.48
7.4.270.0070.00016.61
7.4.260.0080.00016.51
7.4.250.0130.00816.57
7.4.240.0210.00016.50
7.4.230.0160.00516.52
7.4.220.0130.00616.39
7.4.210.0170.00316.57
7.4.200.0130.00416.54
7.4.190.0110.00616.55
7.4.180.0160.00316.45
7.4.160.0140.00516.55
7.4.150.0110.00616.46
7.4.140.0160.00316.53
7.4.130.0140.00516.36
7.4.120.0170.00016.25
7.4.110.0140.00316.42
7.4.100.0140.00416.48
7.4.90.0120.00616.46
7.4.80.0140.00516.36
7.4.70.0120.00616.28
7.4.60.0130.00416.39
7.4.50.0060.01116.17
7.4.40.0140.00416.29
7.4.30.0110.00716.24
7.4.20.0170.00016.23
7.4.10.0070.01016.46
7.4.00.0170.00016.30
7.3.330.0160.00316.28
7.3.320.0130.00516.27
7.3.310.0140.00516.29
7.3.300.0130.00416.28
7.3.290.0090.00916.39
7.3.280.0050.01316.23
7.3.270.0170.00316.12
7.3.260.0230.00016.08
7.3.250.0150.00316.17
7.3.240.0150.00316.22
7.3.230.0110.00716.27
7.3.220.0190.00016.14
7.3.210.0130.00516.05
7.3.200.0150.00416.27
7.3.190.0200.00016.00
7.3.180.0120.00416.00
7.3.170.0140.00015.92
7.3.160.0050.00516.20
7.3.150.0110.00015.96
7.3.140.0020.00816.12
7.3.130.0060.00615.93
7.3.120.0050.00516.18
7.3.110.0070.00715.76
7.3.100.0050.00515.96
7.3.90.0090.00316.10
7.3.80.0060.00615.95
7.3.70.0000.01115.74
7.3.60.0090.00416.02
7.3.50.0080.00516.04
7.3.40.0080.00515.95
7.3.30.0100.00316.09
7.3.20.0030.00917.63
7.3.10.0070.00718.04
7.3.00.0030.00618.02

preferences:
57.51 ms | 400 KiB | 5 Q