3v4l.org

run code in 300+ PHP versions simultaneously
<?php $week20 = new DateTime(date('Y-01-01 18:30:59'), new DateTimeZone('UTC')); echo $week20->format('Y-m-d H:i:s') . "\n\n"; $week20->modify('+20 Monday'); echo $week20->format('Y-m-d H:i:s') . "\n\n";

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)
8.3.60.0110.00816.75
8.3.50.0160.00019.73
8.3.40.0100.00323.54
8.3.30.0150.00018.79
8.3.20.0070.00024.18
8.3.10.0030.00524.66
8.3.00.0050.00226.16
8.2.180.0110.00425.92
8.2.170.0130.00319.16
8.2.160.0080.00622.96
8.2.150.0040.00425.66
8.2.140.0040.01124.66
8.2.130.0070.00026.16
8.2.120.0040.00420.59
8.2.110.0030.00620.39
8.2.100.0120.00017.97
8.2.90.0040.00417.75
8.2.80.0040.00419.02
8.2.70.0060.00317.75
8.2.60.0040.00418.16
8.2.50.0090.00018.07
8.2.40.0030.00618.08
8.2.30.0070.00018.18
8.2.20.0050.00218.10
8.2.10.0000.00919.30
8.2.00.0070.00019.24
8.1.280.0140.00025.92
8.1.270.0000.00823.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0100.01018.95
8.1.230.0060.00617.77
8.1.220.0090.00017.79
8.1.210.0030.00618.77
8.1.200.0030.00617.48
8.1.190.0000.00817.60
8.1.180.0030.00618.10
8.1.170.0060.00320.62
8.1.160.0030.00618.97
8.1.150.0020.00518.95
8.1.140.0020.00521.03
8.1.130.0080.00020.77
8.1.120.0030.00517.60
8.1.110.0000.00817.72
8.1.100.0080.00317.69
8.1.90.0070.00017.70
8.1.80.0060.00317.65
8.1.70.0000.00717.71
8.1.60.0050.00217.67
8.1.50.0000.00817.66
8.1.40.0040.00417.59
8.1.30.0040.00417.82
8.1.20.0080.00017.86
8.1.10.0050.00317.75
8.1.00.0040.00417.77
8.0.300.0100.00418.77
8.0.290.0070.00017.00
8.0.280.0040.00418.49
8.0.270.0000.00818.16
8.0.260.0000.00718.70
8.0.250.0050.00217.09
8.0.240.0000.00717.08
8.0.230.0070.00017.20
8.0.220.0000.00717.18
8.0.210.0040.00317.02
8.0.200.0030.00317.22
8.0.190.0000.00817.23
8.0.180.0030.00517.13
8.0.170.0000.00917.20
8.0.160.0030.00517.16
8.0.150.0020.00517.13
8.0.140.0030.00617.13
8.0.130.0000.00513.46
8.0.120.0040.00417.16
8.0.110.0030.00517.12
8.0.100.0020.00617.02
8.0.90.0020.00617.04
8.0.80.0030.00417.15
8.0.70.0050.00217.00
8.0.60.0030.00416.96
8.0.50.0060.00117.13
8.0.30.0040.00417.05
8.0.20.0040.00417.11
8.0.10.0060.00117.21
8.0.00.0000.00717.08
7.4.330.0000.00715.55
7.4.320.0030.00316.64
7.4.300.0000.00716.63
7.4.290.0030.00616.48
7.4.280.0020.00516.56
7.4.270.0040.00416.73
7.4.260.0050.00013.23
7.4.250.0000.00716.67
7.4.240.0080.00016.72
7.4.230.0050.00216.51
7.4.220.0050.00216.76
7.4.210.0020.00516.75
7.4.200.0010.00616.58
7.4.190.0000.00716.76
7.4.180.0030.00316.67
7.4.160.0020.00616.78
7.4.150.0000.00816.59
7.4.140.0050.00216.60
7.4.130.0040.00416.49
7.4.120.0000.00716.58
7.4.110.0060.00116.57
7.4.100.0020.00516.73
7.4.90.0020.00616.46
7.4.80.0000.00716.54
7.4.70.0010.00616.62
7.4.60.0030.00316.41
7.4.50.0000.00716.44
7.4.40.0060.00116.49
7.4.30.0020.00616.50
7.4.20.0060.00116.54
7.4.10.0030.00316.61
7.4.00.0020.00516.71
7.3.330.0000.00816.27
7.3.320.0030.00313.14
7.3.310.0070.00016.32
7.3.300.0020.00516.38
7.3.290.0040.00216.40
7.3.280.0030.00516.32
7.3.270.0050.00216.39
7.3.260.0040.00416.46
7.3.250.0030.00516.45
7.3.240.0030.00316.35
7.3.230.0030.00316.47
7.3.220.0060.00116.24
7.3.210.0020.00616.36
7.3.200.0020.00616.33
7.3.190.0060.00216.37
7.3.180.0000.00716.37
7.3.170.0040.00416.38
7.3.160.0000.00716.34
7.3.150.0030.00316.29
7.3.140.0020.00516.30
7.3.130.0040.00316.36
7.3.120.0000.00716.34
7.3.110.0020.00516.20
7.3.100.0030.00316.30
7.3.90.0030.00316.62
7.3.80.0020.00516.32
7.3.70.0050.00216.38
7.3.60.0040.00416.45
7.3.50.0020.00516.42
7.3.40.0050.00216.46
7.3.30.0040.00316.52
7.3.20.0040.00318.28
7.3.10.0070.00018.22
7.3.00.0060.00118.20

preferences:
60.45 ms | 400 KiB | 5 Q