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; $firstDayofWeek->modify('Monday This Week'); $lastDayofWeek = clone $InitialDateTime; $lastDayofWeek->modify('Saturday This Week'); var_dump($initialDateTime, $firstDayofWeek, $lastDayofWeek);

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)
8.3.40.0040.01119.00
8.3.30.0130.00918.82
8.3.20.0050.00320.16
8.3.10.0040.00423.65
8.3.00.0040.00419.50
8.2.170.0140.00322.96
8.2.160.0140.00720.46
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00426.16
8.2.120.0060.00321.04
8.2.110.0050.00522.21
8.2.100.0040.00818.16
8.2.90.0000.00919.13
8.2.80.0090.00017.97
8.2.70.0000.00817.74
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0030.00619.88
8.2.30.0080.00018.01
8.2.20.0040.00417.96
8.2.10.0000.00818.03
8.2.00.0080.00017.94
8.1.270.0050.00323.83
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00323.98
8.1.230.0110.00019.08
8.1.220.0040.00417.77
8.1.210.0050.00318.77
8.1.200.0000.00917.36
8.1.190.0000.00817.38
8.1.180.0080.00018.10
8.1.170.0040.00418.76
8.1.160.0070.00022.07
8.1.150.0000.00719.02
8.1.140.0040.00417.64
8.1.130.0070.00017.95
8.1.120.0050.00217.63
8.1.110.0000.00817.62
8.1.100.0000.00717.66
8.1.90.0080.00017.63
8.1.80.0000.00717.66
8.1.70.0000.00717.64
8.1.60.0000.00817.71
8.1.50.0030.00517.55
8.1.40.0030.00517.73
8.1.30.0030.00517.81
8.1.20.0000.00817.72
8.1.10.0000.00917.75
8.1.00.0000.00817.57
8.0.300.0080.00018.77
8.0.290.0040.00416.88
8.0.280.0070.00018.50
8.0.270.0000.00717.31
8.0.260.0060.00017.22
8.0.250.0000.00717.25
8.0.240.0040.00417.25
8.0.230.0000.00717.09
8.0.220.0020.00517.12
8.0.210.0040.00417.05
8.0.200.0080.00017.25
8.0.190.0000.00917.22
8.0.180.0000.00917.10
8.0.170.0000.00917.09
8.0.160.0070.00017.23
8.0.150.0040.00417.06
8.0.140.0060.00317.05
8.0.130.0000.00713.57
8.0.120.0060.00317.01
8.0.110.0000.00717.18
8.0.100.0040.00417.17
8.0.90.0030.00517.00
8.0.80.0070.01017.19
8.0.70.0030.00517.08
8.0.60.0040.00417.13
8.0.50.0050.00217.14
8.0.30.0140.00617.22
8.0.20.0130.01217.40
8.0.10.0000.00817.11
8.0.00.0120.00816.99
7.4.330.0030.00315.03
7.4.320.0030.00316.73
7.4.300.0030.00316.68
7.4.290.0050.00316.63
7.4.280.0070.00316.54
7.4.270.0000.00716.62
7.4.260.0030.00316.66
7.4.250.0000.00816.66
7.4.240.0020.00516.63
7.4.230.0030.00316.56
7.4.220.0030.01316.60
7.4.210.0100.00616.70
7.4.200.0020.00516.75
7.4.160.0090.01216.76
7.4.150.0120.00617.40
7.4.140.0090.00817.86
7.4.130.0090.00816.69
7.4.120.0050.01216.61
7.4.110.0120.00616.93
7.4.100.0070.01016.62
7.4.90.0150.00316.39
7.4.80.0040.01219.39
7.4.70.0100.00616.90
7.4.60.0120.00616.80
7.4.50.0000.00916.76
7.4.40.0070.01016.64
7.4.30.0080.00816.61
7.4.00.0070.01015.18
7.3.330.0000.00513.38
7.3.320.0060.00013.33
7.3.310.0000.00716.65
7.3.300.0000.00716.41
7.3.290.0070.00716.55
7.3.280.0050.01216.47
7.3.270.0170.00617.40
7.3.260.0060.01216.53
7.3.250.0150.00616.52
7.3.240.0070.01016.46
7.3.230.0090.00916.67
7.3.210.0180.00016.54
7.3.200.0130.01019.39
7.3.190.0130.00316.56
7.3.180.0100.00716.43
7.3.170.0030.01316.52
7.3.160.0090.01216.46
7.2.330.0110.00716.82
7.2.320.0170.00017.00
7.2.310.0130.00317.00
7.2.300.0100.00716.39
7.2.290.0030.01916.98
7.2.00.0110.00319.48
7.1.200.0080.01716.07
7.1.100.0060.00918.26
7.1.70.0100.00017.29
7.1.60.0120.01219.40
7.1.50.0100.01317.23
7.1.00.0070.07322.48
7.0.200.0000.01016.97
7.0.140.0000.07722.09
7.0.60.0200.05020.04
7.0.50.0000.04717.83
7.0.40.0200.07320.00
7.0.30.0170.05320.17
7.0.20.0230.06319.99
7.0.10.0030.08020.20
7.0.00.0170.04020.12
5.6.280.0070.07021.11
5.6.210.0100.08020.71
5.6.200.0130.07018.13
5.6.190.0030.05020.41
5.6.180.0270.04720.35
5.6.170.0270.04320.52
5.6.160.0100.04020.49
5.6.150.0030.04018.13
5.6.140.0130.07318.12
5.6.130.0100.07318.21
5.6.120.0170.07321.14
5.6.110.0100.07021.00
5.6.100.0170.07720.88
5.6.90.0130.06720.96
5.6.80.0000.07020.52
5.5.350.0070.03720.43
5.5.340.0000.05017.92
5.5.330.0070.06720.25
5.5.320.0030.06720.32
5.5.310.0300.07020.26
5.5.300.0100.06718.02
5.5.290.0130.06717.95
5.5.280.0030.08720.84
5.5.270.0030.05720.65
5.5.260.0130.08020.79
5.5.250.0100.04720.77
5.5.240.4200.04020.18
5.4.450.0230.05019.37
5.4.440.0100.05319.39
5.4.430.0430.05019.43
5.4.420.0200.04719.52
5.4.410.0300.04019.13
5.4.400.0170.04019.09
5.4.390.0170.04019.08
5.4.380.0030.06318.57
5.4.370.0030.06318.58
5.4.360.0170.05018.57
5.4.350.0300.04018.66
5.4.340.0100.05718.49
5.4.320.0130.04412.45
5.4.310.0080.05312.45
5.4.300.0060.04512.46
5.4.290.0070.03712.45
5.4.280.0060.03912.35
5.4.270.0120.05312.35
5.4.260.0060.05712.35
5.4.250.0100.04412.35
5.4.240.0060.04612.35
5.4.230.0110.05412.34
5.4.220.0090.04212.34
5.4.210.0070.04212.34
5.4.200.0090.04812.34
5.4.190.0140.06212.34
5.4.180.0120.04912.34
5.4.170.0120.04912.35
5.4.160.0110.05312.34
5.4.150.0160.05012.34
5.4.140.0110.05512.03
5.4.130.0060.05012.02
5.4.120.0050.04711.97
5.4.110.0080.03511.97
5.4.100.0060.04011.97
5.4.90.0070.03711.96
5.4.80.0070.04611.97
5.4.70.0080.03411.96
5.4.60.0080.04811.96
5.4.50.0070.03311.96
5.4.40.0060.03411.95
5.4.30.0030.03811.95
5.4.20.0060.03511.95
5.4.10.0090.04011.95
5.4.00.0090.04511.44
5.3.290.0050.04012.80
5.3.280.0070.03712.71
5.3.270.0090.03712.73
5.3.260.0090.03712.72
5.3.250.0080.03612.72
5.3.240.0100.05112.72
5.3.230.0070.03912.70
5.3.220.0080.03612.68
5.3.210.0070.03912.68
5.3.200.0070.03612.68
5.3.190.0040.04012.68
5.3.180.0070.04012.67
5.3.170.0060.03712.67
5.3.160.0050.03812.68
5.3.150.0050.03912.68
5.3.140.0050.04012.66
5.3.130.0030.04312.65
5.3.120.0080.03712.66
5.3.110.0100.03512.66
5.3.100.0060.03712.12
5.3.90.0060.03912.08
5.3.80.0100.04112.07
5.3.70.0070.04112.08
5.3.60.0060.05212.06
5.3.50.0130.04412.00
5.3.40.0070.04512.00
5.3.30.0050.03611.95
5.3.20.0060.03611.72
5.3.10.0060.03611.69
5.3.00.0080.03711.68
5.2.170.0110.0399.18
5.2.160.0090.0339.18
5.2.150.0070.0379.18
5.2.140.0060.0349.18
5.2.130.0080.0289.14
5.2.120.0060.0269.14
5.2.110.0030.0309.14
5.2.100.0070.0269.14
5.2.90.0050.0299.14
5.2.80.0020.0339.13
5.2.70.0040.0329.14
5.2.60.0050.0309.09
5.2.50.0050.0319.06
5.2.40.0070.0299.04
5.2.30.0050.0319.01
5.2.20.0060.0299.00
5.2.10.0060.0278.93
5.2.00.0030.0328.78
5.1.60.0050.0368.07
5.1.50.0060.0298.07
5.1.40.0070.0218.04
5.1.30.0030.0278.39
5.1.20.0040.0278.42
5.1.10.0020.0298.14
5.1.00.0080.0228.14
5.0.50.0050.0216.62
5.0.40.0040.0206.48
5.0.30.0050.0306.29
5.0.20.0050.0176.27
5.0.10.0050.0196.24
5.0.00.0030.0336.23
4.4.90.0050.0144.78
4.4.80.0010.0174.75
4.4.70.0020.0174.76
4.4.60.0020.0164.75
4.4.50.0040.0144.77
4.4.40.0020.0254.71
4.4.30.0030.0154.75
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0030.0154.66
4.3.90.0030.0144.64
4.3.80.0030.0254.58
4.3.70.0030.0144.63
4.3.60.0060.0184.63
4.3.50.0020.0164.63
4.3.40.0050.0224.54
4.3.30.0030.0153.28
4.3.20.0010.0183.26
4.3.10.0010.0173.22
4.3.00.0030.01715.62

preferences:
38.96 ms | 400 KiB | 5 Q