3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime('first Monday of next month'); echo $dt->format('W');

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)
8.3.60.0070.00718.31
8.3.50.0080.00622.17
8.3.40.0090.00618.94
8.3.30.0100.00319.08
8.3.20.0040.00420.36
8.3.10.0000.00721.90
8.3.00.0050.00317.80
8.2.180.0140.00716.63
8.2.170.0110.00422.96
8.2.160.0140.00320.58
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0030.00526.16
8.2.120.0070.00021.09
8.2.110.0100.00019.35
8.2.100.0030.01018.02
8.2.90.0040.00419.20
8.2.80.0000.00817.97
8.2.70.0060.00317.88
8.2.60.0030.00518.03
8.2.50.0040.00418.07
8.2.40.0030.00620.14
8.2.30.0040.00418.25
8.2.20.0000.00817.74
8.2.10.0000.00718.16
8.2.00.0040.00417.76
8.1.280.0130.01025.92
8.1.270.0120.00423.96
8.1.260.0040.00426.35
8.1.250.0070.00728.09
8.1.240.0060.00322.02
8.1.230.0090.00319.04
8.1.220.0030.00617.74
8.1.210.0080.00418.77
8.1.200.0100.00017.48
8.1.190.0030.00517.23
8.1.180.0040.00418.10
8.1.170.0030.00518.63
8.1.160.0040.00422.01
8.1.150.0040.00418.93
8.1.140.0070.00017.74
8.1.130.0000.00718.03
8.1.120.0000.00817.62
8.1.110.0050.00317.66
8.1.100.0020.00517.62
8.1.90.0030.00317.62
8.1.80.0050.00217.65
8.1.70.0040.00417.59
8.1.60.0000.00817.69
8.1.50.0060.00317.58
8.1.40.0000.00817.68
8.1.30.0060.00317.61
8.1.20.0020.00517.64
8.1.10.0000.00817.64
8.1.00.0000.00717.76
8.0.300.0060.00318.90
8.0.290.0060.00316.75
8.0.280.0070.00018.45
8.0.270.0050.00217.38
8.0.260.0070.00017.34
8.0.250.0000.00817.18
8.0.240.0040.00417.21
8.0.230.0030.00317.03
8.0.220.0070.00017.10
8.0.210.0070.00016.97
8.0.200.0030.00317.17
8.0.190.0030.00317.20
8.0.180.0000.00817.14
8.0.170.0020.00517.14
8.0.160.0040.00417.06
8.0.150.0050.00316.94
8.0.140.0000.00716.93
8.0.130.0000.00613.48
8.0.120.0040.00416.98
8.0.110.0000.00817.07
8.0.100.0040.00416.96
8.0.90.0000.00716.87
8.0.80.0080.00817.06
8.0.70.0040.00417.01
8.0.60.0070.00016.93
8.0.50.0040.00417.09
8.0.30.0140.00617.08
8.0.20.0090.00917.40
8.0.10.0000.00717.23
8.0.00.0080.00916.97
7.4.330.0000.00615.03
7.4.320.0030.00316.78
7.4.300.0000.00616.63
7.4.290.0040.00416.74
7.4.280.0030.00316.75
7.4.270.0030.00316.59
7.4.260.0100.00016.71
7.4.250.0000.00816.70
7.4.240.0040.00316.72
7.4.230.0070.00016.81
7.4.220.0090.00916.58
7.4.210.0030.01016.80
7.4.200.0030.00316.73
7.4.160.0110.00516.49
7.4.150.0140.00717.40
7.4.140.0140.00517.86
7.4.130.0110.00516.73
7.4.120.0100.00716.54
7.4.110.0120.00616.61
7.4.100.0100.00716.68
7.4.90.0120.00616.67
7.4.80.0150.00619.39
7.4.70.0100.00716.76
7.4.60.0090.00916.62
7.4.50.0040.00416.70
7.4.40.0160.00016.69
7.4.30.0110.00516.78
7.4.00.0120.00315.21
7.3.330.0030.00313.19
7.3.320.0030.00313.04
7.3.310.0070.00016.33
7.3.300.0060.00016.36
7.3.290.0070.00716.37
7.3.280.0060.01116.36
7.3.270.0150.00317.40
7.3.260.0110.01116.54
7.3.250.0080.00816.50
7.3.240.0140.00616.61
7.3.230.0070.01016.57
7.3.210.0130.01016.51
7.3.200.0060.01019.39
7.3.190.0040.01316.65
7.3.180.0110.00616.36
7.3.170.0100.00716.49
7.3.160.0080.00816.44
7.3.120.0070.01115.10
7.2.330.0090.01316.57
7.2.320.0070.01016.61
7.2.310.0130.01016.81
7.2.300.0140.00816.63
7.2.290.0060.01516.61
7.2.80.0100.00716.48
7.2.60.0070.00716.84
7.2.00.0030.01019.53
7.1.200.0030.00715.63
7.1.100.0080.00418.15
7.1.70.0040.00417.31
7.1.60.0060.01919.25
7.1.50.0090.01516.63
7.1.00.0000.08022.28
7.0.200.0030.00716.94
7.0.140.0030.07321.98
7.0.60.0200.05719.88
7.0.50.0030.04017.80
7.0.40.0070.06720.07
7.0.30.0170.04320.20
7.0.20.0370.07720.20
7.0.10.0130.07720.20
7.0.00.0070.06720.01
5.6.280.0100.06720.81
5.6.210.0030.04320.50
5.6.200.0070.05018.22
5.6.190.0070.07320.77
5.6.180.0270.08320.42
5.6.170.0270.05720.39
5.6.160.0170.04720.42
5.6.150.0070.08318.20
5.6.140.0170.05318.15
5.6.130.0030.06018.11
5.6.120.0030.04721.00
5.6.110.0030.08721.07
5.6.100.0100.07320.98
5.6.90.0070.07721.02
5.6.80.0070.05720.43
5.5.350.0230.04320.43
5.5.340.0030.06017.98
5.5.330.0070.04020.13
5.5.320.0170.05320.20
5.5.310.0430.07320.29
5.5.300.0100.07718.00
5.5.290.0100.08017.98
5.5.280.0070.07020.77
5.5.270.0100.03720.86
5.5.260.0130.06320.95
5.5.250.0030.08020.43
5.5.240.0030.07720.28
5.4.450.0770.05319.28
5.4.440.0870.06019.52
5.4.430.0900.06019.62
5.4.420.1000.05719.58
5.4.410.0070.08318.82
5.4.400.0270.05718.61
5.4.390.0430.05318.46
5.4.380.0230.05318.61
5.4.370.0100.04018.71
5.4.360.0100.04318.69
5.4.350.0090.03711.98
5.4.340.0080.03511.97
5.4.320.0120.04812.46
5.4.310.0030.04212.45
5.4.300.0070.03612.45
5.4.290.0030.04112.45
5.4.280.0090.03312.35
5.4.270.0060.04712.35
5.4.260.0050.03912.35
5.4.250.0090.03512.35
5.4.240.0080.04212.35
5.4.230.0060.03912.34
5.4.220.0040.04212.34
5.4.210.0050.03712.34
5.4.200.0060.03712.34
5.4.190.0040.03812.34
5.4.180.0050.03712.34
5.4.170.0090.03312.35
5.4.160.0080.03712.35
5.4.150.0070.03512.34
5.4.140.0030.04112.02
5.4.130.0070.03412.01
5.4.120.0030.03811.97
5.4.110.0060.03511.97
5.4.100.0060.03611.97
5.4.90.0040.03911.96
5.4.80.0060.03711.96
5.4.70.0040.03711.96
5.4.60.0070.03411.96
5.4.50.0060.03611.96
5.4.40.0110.04511.95
5.4.30.0160.04111.95
5.4.20.0070.04911.95
5.4.10.0100.04111.95
5.4.00.0040.03711.44
5.3.290.0040.04112.80
5.3.280.0100.03412.71
5.3.270.0040.04012.72
5.3.260.0070.03912.72
5.3.250.0100.04812.72
5.3.240.0070.05012.71
5.3.230.0100.03912.71
5.3.220.0090.03912.68
5.3.210.0080.04412.68
5.3.200.0090.03512.68
5.3.190.0070.04012.68
5.3.180.0090.03312.67
5.3.170.0090.03812.67
5.3.160.0090.03912.67
5.3.150.0080.03612.67
5.3.140.0070.04312.66
5.3.130.0050.04312.66
5.3.120.0110.04312.66
5.3.110.0070.05212.65
5.3.100.0110.04412.12
5.3.90.0040.03812.08
5.3.80.0040.03912.07
5.3.70.0060.04112.08
5.3.60.0050.03612.07
5.3.50.0100.04412.00
5.3.40.0050.04012.00
5.3.30.0040.03611.94
5.3.20.0060.03511.72
5.3.10.0070.03511.69
5.3.00.0030.04011.67
5.2.170.0040.0349.21
5.2.160.0080.0349.23
5.2.150.0070.0419.21
5.2.140.0100.0379.21
5.2.130.0050.0319.17
5.2.120.0050.0299.18
5.2.110.0020.0329.18
5.2.100.0060.0289.18
5.2.90.0080.0309.18
5.2.80.0080.0279.18
5.2.70.0040.0329.17
5.2.60.0050.0309.13
5.2.50.0070.0299.10
5.2.40.0050.0309.07
5.2.30.0030.0329.05
5.2.20.0100.0279.04
5.2.10.0090.0318.94
5.2.00.0040.0308.81
5.1.60.0020.0288.06
5.1.50.0060.0268.06
5.1.40.0030.0268.04
5.1.30.0060.0248.39
5.1.20.0070.0248.41
5.1.10.0040.0268.14
5.1.00.0100.0318.14
5.0.50.0040.0276.61
5.0.40.0030.0246.47
5.0.30.0050.0306.29
5.0.20.0040.0276.26
5.0.10.0020.0286.24
5.0.00.0060.0336.23
4.4.90.0030.0154.78
4.4.80.0050.0154.75
4.4.70.0070.0134.76
4.4.60.0020.0174.76
4.4.50.0060.0134.77
4.4.40.0020.0264.71
4.4.30.0030.0164.76
4.4.20.0000.0194.85
4.4.10.0020.0174.85
4.4.00.0010.0274.76
4.3.110.0050.0144.67
4.3.100.0030.0154.66
4.3.90.0040.0134.63
4.3.80.0070.0204.58
4.3.70.0020.0164.63
4.3.60.0040.0144.63
4.3.50.0050.0134.63
4.3.40.0040.0244.54
4.3.30.0010.0173.28
4.3.20.0020.0163.25
4.3.10.0020.0163.22
4.3.00.0130.0207.07

preferences:
46.37 ms | 400 KiB | 5 Q