3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tz = new DateTimeZone('America/Los_Angeles'); $now = new DateTime('03 Nov 2014'); $twoDaysAgo1 = $now->sub(new DateInterval('P2D')); $twoDaysAgo2 = $now->sub(new DateInterval('PT172800S')); $twoDaysAgo3 = new DateTime('@' . ($now->getTimestamp() - 172800)); var_dump($twoDaysAgo1->getTimestamp()); var_dump($twoDaysAgo2->getTimestamp()); var_dump($twoDaysAgo3->getTimestamp());

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)
8.3.60.0100.01018.43
8.3.50.0080.01222.12
8.3.40.0090.00618.86
8.3.30.0070.00719.21
8.3.20.0050.00320.24
8.3.10.0000.00723.66
8.3.00.0080.00019.38
8.2.180.0110.00818.21
8.2.170.0120.00322.96
8.2.160.0030.01020.43
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00022.26
8.2.110.0070.00321.00
8.2.100.0080.00418.16
8.2.90.0040.00417.97
8.2.80.0080.00017.97
8.2.70.0060.00317.75
8.2.60.0040.00417.89
8.2.50.0050.00318.07
8.2.40.0030.00618.22
8.2.30.0030.00518.20
8.2.20.0000.00717.85
8.2.10.0050.00318.29
8.2.00.0080.00017.86
8.1.280.0040.01125.92
8.1.270.0030.00521.88
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00322.73
8.1.230.0090.00320.97
8.1.220.0040.00417.89
8.1.210.0050.00318.85
8.1.200.0120.00217.35
8.1.190.0050.00317.25
8.1.180.0000.00718.10
8.1.170.0030.00618.65
8.1.160.0000.00721.89
8.1.150.0040.00418.90
8.1.140.0040.00417.66
8.1.130.0070.00017.95
8.1.120.0040.00417.70
8.1.110.0040.00417.64
8.1.100.0000.00717.63
8.1.90.0060.00617.68
8.1.80.0040.00417.65
8.1.70.0070.00017.57
8.1.60.0040.00417.77
8.1.50.0030.00617.63
8.1.40.0000.00817.55
8.1.30.0060.00317.82
8.1.20.0040.00417.62
8.1.10.0040.00417.63
8.1.00.0070.00017.79
8.0.300.0000.00719.97
8.0.290.0000.00817.00
8.0.280.0000.00718.58
8.0.270.0070.00017.45
8.0.260.0000.00618.57
8.0.250.0030.00317.08
8.0.240.0070.00017.22
8.0.230.0080.00017.14
8.0.220.0000.00817.11
8.0.210.0000.00717.04
8.0.200.0040.00417.09
8.0.190.0080.00017.11
8.0.180.0080.00017.10
8.0.170.0000.00817.05
8.0.160.0000.00717.14
8.0.150.0000.00817.04
8.0.140.0000.01117.09
8.0.130.0000.00513.54
8.0.120.0050.00317.11
8.0.110.0040.00416.98
8.0.100.0070.00017.04
8.0.90.0040.00417.17
8.0.80.0060.00917.15
8.0.70.0000.00817.13
8.0.60.0000.00717.04
8.0.50.0030.00517.20
8.0.30.0080.01117.31
8.0.20.0140.00717.40
8.0.10.0050.00317.06
8.0.00.0100.00716.99
7.4.330.0000.00615.14
7.4.320.0000.00916.67
7.4.300.0060.00016.74
7.4.290.0000.00816.59
7.4.280.0000.00816.73
7.4.270.0000.00716.75
7.4.260.0070.00016.69
7.4.250.0040.00416.52
7.4.240.0050.00216.69
7.4.230.0070.00016.74
7.4.220.0070.01016.66
7.4.210.0090.00616.54
7.4.200.0040.00416.82
7.4.160.0000.01716.66
7.4.150.0110.00717.40
7.4.140.0140.00717.86
7.4.130.0120.00816.82
7.4.120.0080.01016.78
7.4.110.0100.00716.54
7.4.100.0170.00016.75
7.4.90.0100.00716.64
7.4.80.0070.01719.39
7.4.70.0120.00616.66
7.4.60.0060.01216.54
7.4.50.0030.00516.49
7.4.40.0070.01416.56
7.4.30.0060.01616.66
7.4.00.0100.00714.81
7.3.330.0030.00313.16
7.3.320.0000.00513.31
7.3.310.0060.00016.23
7.3.300.0070.00016.37
7.3.290.0040.01116.45
7.3.280.0100.00616.37
7.3.270.0070.01017.40
7.3.260.0110.00716.40
7.3.250.0120.00516.53
7.3.240.0120.00916.93
7.3.230.0070.01016.49
7.3.210.0030.01416.53
7.3.200.0100.00719.39
7.3.190.0090.01216.51
7.3.180.0070.00716.36
7.3.170.0090.00916.40
7.3.160.0030.01416.44
7.2.330.0080.00816.79
7.2.320.0070.01016.76
7.2.310.0060.01217.02
7.2.300.0140.00316.86
7.2.290.0160.00716.66
7.2.60.0070.01017.11
7.2.00.0030.01219.59
7.1.200.0140.00015.84
7.1.100.0030.01318.28
7.1.70.0030.00617.38
7.1.60.0100.01319.32
7.1.50.0180.01835.07
7.1.00.0000.08022.45
7.0.200.0040.00417.11
7.0.140.0070.07022.15
7.0.60.0030.08319.87
7.0.50.0100.06717.94
7.0.40.0070.07720.04
7.0.30.0300.04020.13
7.0.20.0330.05720.18
7.0.10.0030.05020.17
7.0.00.0070.06720.16
5.6.280.0000.07721.02
5.6.210.0100.07020.70
5.6.200.0200.07018.12
5.6.190.0130.05320.41
5.6.180.0170.06320.40
5.6.170.0270.06320.50
5.6.160.0130.05020.52
5.6.150.0070.08018.21
5.6.140.0070.08018.11
5.6.130.0070.08318.16
5.6.120.0070.04320.99
5.6.110.0070.08320.97
5.6.100.0000.05020.99
5.6.90.0070.04020.96
5.6.80.0100.07320.48
5.5.350.4200.04320.30
5.5.340.0030.08018.00
5.5.330.0100.05020.15
5.5.320.0170.04320.30
5.5.310.0270.06020.30
5.5.300.0100.07717.95
5.5.290.0130.07017.91
5.5.280.0100.05020.73
5.5.270.0130.07720.95
5.5.260.0200.07020.64
5.5.250.0100.05320.58
5.5.240.0000.06720.16
5.4.450.0870.05319.14
5.4.440.0700.06019.58
5.4.430.0800.05019.47
5.4.420.0930.04719.64
5.4.410.0670.06018.98
5.4.400.0530.05719.17
5.4.390.0470.04019.16
5.4.380.0900.04719.30
5.4.370.0770.05319.18
5.4.360.0870.05019.16
5.4.350.0900.04719.15
5.4.340.0050.03511.97
5.4.320.0080.03512.45
5.4.310.0110.03412.45
5.4.300.0060.03712.45
5.4.290.0050.04012.45
5.4.280.0050.03612.35
5.4.270.0050.03812.35
5.4.260.0040.04012.35
5.4.250.0060.03712.35
5.4.240.0060.03612.35
5.4.230.0080.04112.34
5.4.220.0080.03512.34
5.4.210.0080.03312.34
5.4.200.0090.03612.34
5.4.190.0060.03712.34
5.4.180.0060.03612.34
5.4.170.0070.03912.35
5.4.160.0100.03312.35
5.4.150.0050.03712.34
5.4.140.0040.03912.03
5.4.130.0040.03712.02
5.4.120.0080.03311.97
5.4.110.0070.03511.97
5.4.100.0070.03511.96
5.4.90.0070.03911.96
5.4.80.0080.03511.97
5.4.70.0060.03511.96
5.4.60.0050.03511.96
5.4.50.0100.03011.96
5.4.40.0040.03611.95
5.4.30.0060.03511.95
5.4.20.0070.03411.95
5.4.10.0070.03311.95
5.4.00.0060.03611.43
5.3.290.0100.03712.80
5.3.280.0040.04012.71
5.3.270.0110.03412.73
5.3.260.0050.04012.72
5.3.250.0060.04112.72
5.3.240.0060.03812.72
5.3.230.0070.03712.71
5.3.220.0070.03612.68
5.3.210.0100.03512.68
5.3.200.0070.03712.68
5.3.190.0070.03712.67
5.3.180.0060.03712.67
5.3.170.0040.03812.67
5.3.160.0050.03712.67
5.3.150.0070.03612.67
5.3.140.0060.03612.66
5.3.130.0080.03812.66
5.3.120.0070.03912.66
5.3.110.0040.04112.66
5.3.100.0030.03912.12
5.3.90.0040.03712.08
5.3.80.0050.03612.07
5.3.70.0070.03512.07
5.3.60.0070.03512.06
5.3.50.0050.03712.00
5.3.40.0050.03712.00
5.3.30.0060.03411.95
5.3.20.0030.04011.73
5.3.10.0050.03611.69
5.3.00.0060.03611.68
5.2.170.0040.0309.19
5.2.160.0070.0279.19
5.2.150.0040.0319.19
5.2.140.0030.0329.18
5.2.130.0070.0269.14
5.2.120.0050.0289.14
5.2.110.0100.0259.15
5.2.100.0040.0289.14
5.2.90.0040.0299.14
5.2.80.0050.0309.14
5.2.70.0070.0289.14
5.2.60.0060.0299.10
5.2.50.0050.0309.07
5.2.40.0070.0279.04
5.2.30.0030.0339.02
5.2.20.0040.0299.01
5.2.10.0020.0308.93
5.2.00.0040.0298.79
5.1.60.0040.0248.07
5.1.50.0030.0258.06
5.1.40.0060.0268.04
5.1.30.0050.0268.39
5.1.20.0080.0258.42
5.1.10.0050.0278.14
5.1.00.0060.0238.14
5.0.50.0060.0176.63
5.0.40.0030.0196.49
5.0.30.0040.0306.30
5.0.20.0020.0216.27
5.0.10.0050.0186.25
5.0.00.0040.0376.24
4.4.90.0040.0154.78
4.4.80.0030.0154.75
4.4.70.0010.0164.75
4.4.60.0040.0164.76
4.4.50.0020.0164.77
4.4.40.0010.0294.71
4.4.30.0040.0154.76
4.4.20.0060.0194.85
4.4.10.0040.0204.85
4.4.00.0010.0264.76
4.3.110.0040.0204.67
4.3.100.0060.0184.67
4.3.90.0030.0204.64
4.3.80.0050.0304.58
4.3.70.0020.0164.63
4.3.60.0050.0134.63
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0000.0183.28
4.3.20.0020.0163.26
4.3.10.0020.0153.22
4.3.00.0030.0307.07

preferences:
48.94 ms | 404 KiB | 6 Q