3v4l.org

run code in 300+ PHP versions simultaneously
<?php date_default_timezone_set('America/New_York'); $InitialDateTime = DateTime::createFromFormat('U', '1409611999'); $firstDayofWeek = clone $InitialDateTime; $offset = 6; $firstDayofWeek->modify((($InitialDateTime->format('w') + $offset) % 7) . 'days'); var_dump($firstDayofWeek->add(new DateInterval('P6D')));

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)
8.3.60.0210.00016.88
8.3.50.0110.00522.84
8.3.40.0090.00618.96
8.3.30.0120.00319.09
8.3.20.0040.00420.52
8.3.10.0000.00723.65
8.3.00.0000.00819.63
8.2.180.0120.00316.75
8.2.170.0100.00722.96
8.2.160.0100.00320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00420.95
8.2.110.0000.01022.21
8.2.100.0060.00618.28
8.2.90.0040.00419.21
8.2.80.0040.00417.97
8.2.70.0080.00017.73
8.2.60.0040.00418.03
8.2.50.0000.00818.07
8.2.40.0030.00520.14
8.2.30.0000.00818.28
8.2.20.0000.00917.89
8.2.10.0080.00018.27
8.2.00.0060.00318.05
8.1.280.0070.01125.92
8.1.270.0040.00423.91
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.90
8.1.230.0110.00019.14
8.1.220.0050.00317.91
8.1.210.0030.00518.77
8.1.200.0000.00917.60
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0030.00618.84
8.1.160.0000.00722.02
8.1.150.0030.00619.05
8.1.140.0000.01017.64
8.1.130.0040.00418.01
8.1.120.0070.00017.82
8.1.110.0040.00417.75
8.1.100.0040.00417.63
8.1.90.0060.00317.69
8.1.80.0070.00017.73
8.1.70.0030.00317.62
8.1.60.0080.00017.75
8.1.50.0000.00817.75
8.1.40.0070.00317.61
8.1.30.0050.00317.89
8.1.20.0040.00417.87
8.1.10.0050.00317.78
8.1.00.0050.00517.54
8.0.300.0000.00718.77
8.0.290.0040.00417.13
8.0.280.0000.00718.60
8.0.270.0040.00417.30
8.0.260.0030.00317.38
8.0.250.0000.00717.28
8.0.240.0040.00417.14
8.0.230.0000.00717.25
8.0.220.0040.00417.22
8.0.210.0050.00217.13
8.0.200.0030.00617.30
8.0.190.0030.00717.25
8.0.180.0100.00317.25
8.0.170.0040.00417.23
8.0.160.0000.00917.20
8.0.150.0040.00417.23
8.0.140.0030.00617.07
8.0.130.0000.00613.69
8.0.120.0000.00817.20
8.0.110.0020.00517.21
8.0.100.0040.00417.04
8.0.90.0000.00817.23
8.0.80.0060.01017.28
8.0.70.0000.00717.34
8.0.60.0030.00517.09
8.0.50.0000.00717.10
8.0.30.0080.01317.33
8.0.20.0150.00617.40
8.0.10.0000.00817.25
8.0.00.0080.00916.89
7.4.330.0000.00715.08
7.4.320.0060.00016.50
7.4.300.0000.00616.64
7.4.290.0040.00416.66
7.4.280.0000.01316.65
7.4.270.0000.00716.70
7.4.260.0000.00716.70
7.4.250.0000.00816.70
7.4.240.0020.00616.65
7.4.230.0030.00316.84
7.4.220.0120.00616.54
7.4.210.0030.01216.61
7.4.200.0070.00016.77
7.4.160.0150.00416.82
7.4.150.0160.00317.40
7.4.140.0030.01417.86
7.4.130.0100.00816.77
7.4.120.0100.00716.79
7.4.110.0130.00916.77
7.4.100.0000.02016.82
7.4.90.0110.00516.78
7.4.80.0150.00319.39
7.4.70.0110.00716.85
7.4.60.0200.00316.57
7.4.50.0030.00316.86
7.4.40.0100.00616.63
7.4.30.0090.00916.86
7.4.00.0060.00915.02
7.3.330.0050.00013.32
7.3.320.0030.00613.39
7.3.310.0000.00716.57
7.3.300.0000.00716.43
7.3.290.0060.00916.50
7.3.280.0090.00816.52
7.3.270.0100.01717.40
7.3.260.0030.01416.80
7.3.250.0040.01516.72
7.3.240.0060.01016.65
7.3.230.0170.00016.77
7.3.210.0120.00616.62
7.3.200.0140.00419.39
7.3.190.0090.00616.50
7.3.180.0120.00416.53
7.3.170.0000.01616.88
7.3.160.0130.00316.73
7.2.330.0130.00716.51
7.2.320.0000.01816.68
7.2.310.0070.01416.77
7.2.300.0100.00616.51
7.2.290.0070.01016.71
7.2.00.0070.01019.46
7.1.200.0030.00716.14
7.1.100.0040.00718.08
7.1.70.0040.00417.29
7.1.60.0150.00919.40
7.1.50.0100.01416.87
7.1.00.0130.06722.32
7.0.200.0030.00317.13
7.0.140.0100.06722.07
7.0.60.0100.08019.95
7.0.50.0070.04717.82
7.0.40.0130.07720.06
7.0.30.0470.07320.12
7.0.20.0200.03720.09
7.0.10.0070.05020.17
7.0.00.0070.08720.33
5.6.280.0070.07020.86
5.6.210.0130.07720.71
5.6.200.0100.03318.11
5.6.190.0030.05020.41
5.6.180.0400.06720.43
5.6.170.0330.07720.38
5.6.160.0130.05020.44
5.6.150.0000.05318.22
5.6.140.0100.06018.21
5.6.130.0070.08018.20
5.6.120.0100.05021.12
5.6.110.0170.07720.89
5.6.100.0030.04321.08
5.6.90.0170.07720.99
5.6.80.0070.08320.40
5.5.350.0030.07020.44
5.5.340.0030.05317.95
5.5.330.0170.07320.40
5.5.320.0100.07720.34
5.5.310.0270.05020.21
5.5.300.0100.03718.02
5.5.290.0070.08317.92
5.5.280.0070.08320.66
5.5.270.0130.07720.84
5.5.260.0070.06720.64
5.5.250.0130.04720.70
5.5.240.4170.03720.06
5.4.450.0370.04319.49
5.4.440.0300.04719.46
5.4.430.0330.04019.25
5.4.420.0300.05319.45
5.4.410.0400.04019.32
5.4.400.0300.03319.13
5.4.390.0270.04019.06
5.4.380.0070.05718.69
5.4.370.0170.05018.68
5.4.360.0130.05018.41
5.4.350.0270.04318.53
5.4.340.0330.05718.59
5.4.320.0060.03712.46
5.4.310.0070.04112.45
5.4.300.0100.04712.45
5.4.290.0080.05212.45
5.4.280.0080.05012.35
5.4.270.0090.04812.35
5.4.260.0090.04812.35
5.4.250.0090.03412.35
5.4.240.0050.03712.35
5.4.230.0080.04612.34
5.4.220.0070.03712.34
5.4.210.0050.03812.34
5.4.200.0050.04012.34
5.4.190.0060.03512.34
5.4.180.0060.03512.34
5.4.170.0070.03612.35
5.4.160.0070.03612.34
5.4.150.0060.03812.34
5.4.140.0050.03912.03
5.4.130.0040.03812.01
5.4.120.0050.03611.98
5.4.110.0020.04111.96
5.4.100.0080.03411.97
5.4.90.0050.04011.97
5.4.80.0060.03911.96
5.4.70.0050.03711.96
5.4.60.0070.03311.96
5.4.50.0070.03511.96
5.4.40.0070.03411.96
5.4.30.0060.03611.95
5.4.20.0090.03311.95
5.4.10.0060.03511.95
5.4.00.0060.03711.44
5.3.290.0070.03812.80
5.3.280.0040.04212.71
5.3.270.0060.03912.72
5.3.260.0090.03612.72
5.3.250.0060.03712.72
5.3.240.0060.03912.72
5.3.230.0050.03812.71
5.3.220.0080.03612.68
5.3.210.0060.03912.68
5.3.200.0080.03512.68
5.3.190.0080.03712.68
5.3.180.0050.03812.68
5.3.170.0040.04012.67
5.3.160.0070.03712.67
5.3.150.0070.03712.68
5.3.140.0010.04312.66
5.3.130.0050.04012.66
5.3.120.0040.04212.66
5.3.110.0070.03812.66
5.3.100.0060.03812.11
5.3.90.0050.04912.08
5.3.80.0100.03312.07
5.3.70.0070.03512.08
5.3.60.0050.03712.07
5.3.50.0070.03512.00
5.3.40.0070.03412.00
5.3.30.0050.03511.95
5.3.20.0080.03211.73
5.3.10.0080.03311.69
5.3.00.0070.03511.68
5.2.170.0080.0279.18
5.2.160.0040.0309.18
5.2.150.0040.0329.18
5.2.140.0030.0329.18
5.2.130.0040.0309.14
5.2.120.0070.0269.14
5.2.110.0050.0289.15
5.2.100.0050.0289.14
5.2.90.0030.0309.15
5.2.80.0050.0309.14
5.2.70.0060.0299.14
5.2.60.0070.0289.09
5.2.50.0070.0299.06
5.2.40.0070.0289.04
5.2.30.0050.0309.02
5.2.20.0070.0269.00
5.2.10.0070.0298.92
5.2.00.0050.0368.79
5.1.60.0010.0278.07
5.1.50.0030.0278.06
5.1.40.0060.0228.04
5.1.30.0020.0288.39
5.1.20.0030.0278.41
5.1.10.0010.0288.14
5.1.00.0040.0258.14
5.0.50.0030.0206.62
5.0.40.0040.0186.48
5.0.30.0050.0296.29
5.0.20.0050.0176.27
5.0.10.0030.0206.24
5.0.00.0020.0316.23
4.4.90.0030.0154.78
4.4.80.0050.0174.75
4.4.70.0080.0144.76
4.4.60.0040.0144.76
4.4.50.0030.0154.77
4.4.40.0040.0244.71
4.4.30.0020.0164.75
4.4.20.0020.0164.84
4.4.10.0010.0174.85
4.4.00.0030.0244.76
4.3.110.0040.0144.67
4.3.100.0020.0154.66
4.3.90.0030.0144.64
4.3.80.0030.0264.58
4.3.70.0040.0204.63
4.3.60.0030.0144.63
4.3.50.0030.0164.63
4.3.40.0020.0254.54
4.3.30.0010.0173.28
4.3.20.0000.0183.26
4.3.10.0030.0143.22
4.3.00.0000.02015.62

preferences:
38.69 ms | 401 KiB | 5 Q