3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tz = new DateTimeZone('Europe/Brussels'); $a = new DateTime('2014-10-26T02:15:00', $tz); echo $a->format('c'); echo $a->sub(new DateInterval('PT30M'))->format('c'); echo ' '; $b = new DateTime('2014-10-26T01:45:00', $tz); echo $b->add(new DateInterval('PT30M'))->format('c');

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)
8.3.70.0040.01118.31
8.3.60.0000.01418.43
8.3.50.0150.00722.16
8.3.40.0100.01018.92
8.3.30.0110.00419.01
8.3.20.0000.00720.21
8.3.10.0070.00023.71
8.3.00.0050.00319.50
8.2.180.0040.01116.88
8.2.170.0080.00822.96
8.2.160.0130.00320.47
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0040.00422.09
8.2.110.0090.00022.16
8.2.100.0130.00017.91
8.2.90.0000.00917.97
8.2.80.0050.00317.97
8.2.70.0060.00317.75
8.2.60.0040.00418.05
8.2.50.0030.00718.07
8.2.40.0040.00418.34
8.2.30.0030.00618.21
8.2.20.0040.00417.96
8.2.10.0040.00418.07
8.2.00.0030.00917.83
8.1.280.0160.00625.92
8.1.270.0050.00523.88
8.1.260.0060.00326.35
8.1.250.0000.00728.09
8.1.240.0040.00422.54
8.1.230.0000.01222.88
8.1.220.0060.00317.74
8.1.210.0030.00518.83
8.1.200.0060.00317.47
8.1.190.0050.00317.35
8.1.180.0030.00518.10
8.1.170.0050.00318.77
8.1.160.0000.00821.93
8.1.150.0060.00318.84
8.1.140.0070.00017.61
8.1.130.0070.00317.88
8.1.120.0070.00017.67
8.1.110.0000.00817.58
8.1.100.0040.00417.49
8.1.90.0000.00717.50
8.1.80.0040.00417.61
8.1.70.0050.00317.57
8.1.60.0080.00017.71
8.1.50.0040.00417.65
8.1.40.0040.00417.61
8.1.30.0050.00317.76
8.1.20.0000.00717.58
8.1.10.0000.00817.65
8.1.00.0050.00317.57
8.0.300.0070.00019.82
8.0.290.0070.00016.88
8.0.280.0030.00318.65
8.0.270.0000.00717.27
8.0.260.0060.00017.34
8.0.250.0070.00017.14
8.0.240.0030.00317.23
8.0.230.0030.00317.21
8.0.220.0070.00017.01
8.0.210.0000.00817.02
8.0.200.0070.00017.18
8.0.190.0040.00417.14
8.0.180.0040.00417.04
8.0.170.0040.00417.08
8.0.160.0070.00016.93
8.0.150.0020.00517.14
8.0.140.0040.00417.16
8.0.130.0000.00613.50
8.0.120.0050.00417.00
8.0.110.0040.00417.07
8.0.100.0040.00416.93
8.0.90.0000.00816.88
8.0.80.0060.01617.10
8.0.70.0000.00717.01
8.0.60.0050.00217.08
8.0.50.0040.00417.00
8.0.30.0130.00717.29
8.0.20.0090.01017.40
8.0.10.0000.00716.99
8.0.00.0060.01217.00
7.4.330.0000.00515.00
7.4.320.0040.00416.67
7.4.300.0060.00016.68
7.4.290.0030.00616.71
7.4.280.0050.00316.68
7.4.270.0030.00316.63
7.4.260.0030.00316.68
7.4.250.0090.00016.65
7.4.240.0030.00516.57
7.4.230.0020.00516.57
7.4.220.0100.01016.71
7.4.210.0060.00916.52
7.4.200.0000.00716.70
7.4.160.0160.00016.70
7.4.150.0090.00917.40
7.4.140.0130.00817.86
7.4.130.0140.00616.57
7.4.120.0110.00616.66
7.4.110.0030.02016.68
7.4.100.0090.00916.64
7.4.90.0140.00416.77
7.4.80.0100.01319.39
7.4.70.0070.01016.73
7.4.60.0100.00716.66
7.4.50.0000.00816.46
7.4.40.0030.01616.71
7.4.30.0120.00416.64
7.4.00.0110.00715.15
7.3.330.0000.00613.14
7.3.320.0020.00213.18
7.3.310.0070.00016.38
7.3.300.0000.00616.29
7.3.290.0060.00916.30
7.3.280.0100.00716.35
7.3.270.0170.00417.40
7.3.260.0090.00916.44
7.3.250.0150.00616.48
7.3.240.0100.00716.39
7.3.230.0100.00616.63
7.3.210.0100.00716.40
7.3.200.0100.00716.55
7.3.190.0070.01016.34
7.3.180.0100.00616.45
7.3.170.0060.01116.39
7.3.160.0000.01616.58
7.3.10.0000.01316.67
7.3.00.0070.00716.64
7.2.330.0140.00316.78
7.2.320.0100.00916.73
7.2.310.0110.00616.62
7.2.300.0060.01116.77
7.2.290.0060.01116.93
7.2.130.0040.00717.05
7.2.120.0070.00416.71
7.2.110.0030.00716.97
7.2.100.0070.00716.80
7.2.90.0000.01216.91
7.2.80.0030.00816.95
7.2.70.0030.01016.96
7.2.60.0060.00616.84
7.2.50.0070.00716.98
7.2.40.0040.00716.99
7.2.30.0080.00317.17
7.2.20.0000.01216.97
7.2.10.0100.00316.89
7.2.00.0080.00518.16
7.1.250.0000.01115.94
7.1.100.0030.00718.28
7.1.70.0030.00517.21
7.1.60.0110.01419.32
7.1.50.0060.01516.93
7.1.00.0100.07322.30
7.0.200.0000.00916.88
7.0.140.0070.07022.00
7.0.60.0130.07319.95
7.0.50.0000.08017.80
7.0.40.0070.04320.04
7.0.30.0200.04720.13
7.0.20.0330.08020.17
7.0.10.0370.05020.16
7.0.00.0070.05320.33
5.6.280.0070.09021.14
5.6.210.0130.05320.76
5.6.200.0100.07718.21
5.6.190.0170.07720.57
5.6.180.3500.04320.60
5.6.170.0200.05320.41
5.6.160.0070.04020.33
5.6.150.0100.07718.13
5.6.140.0170.07018.14
5.6.130.0100.07718.21
5.6.120.0000.07021.02
5.6.110.0100.08021.11
5.6.100.0100.08320.96
5.6.90.0100.07321.12
5.6.80.0030.08320.25
5.6.70.4430.04020.43
5.5.350.0300.07020.33
5.5.340.0070.08017.96
5.5.330.0170.04020.13
5.5.320.0200.05020.50
5.5.310.0270.08320.27
5.5.300.0100.07018.02
5.5.290.0000.04317.90
5.5.280.0070.05020.96
5.5.270.0030.05020.79
5.5.260.0100.04020.86
5.5.250.0130.06720.61
5.5.240.0030.08320.18
5.4.450.1270.04019.25
5.4.440.0630.06019.15
5.4.430.0500.05719.25
5.4.420.0730.00019.51
5.4.410.0630.00019.31
5.4.400.0630.00019.13
5.4.390.0730.00019.12
5.4.380.0630.00019.08
5.4.370.0600.00019.14
5.4.360.0630.00019.16
5.4.350.0630.00019.16
5.4.340.0070.03611.97
5.4.320.0080.03712.46
5.4.310.0070.03812.45
5.4.300.0050.04412.46
5.4.290.0070.04612.45
5.4.280.0050.04312.35
5.4.270.0080.03812.35
5.4.260.0080.03912.35
5.4.250.0080.03812.35
5.4.240.0080.04012.35
5.4.230.0100.04112.34
5.4.220.0060.03912.34
5.4.210.0110.04912.34
5.4.200.0110.05212.34
5.4.190.0070.04512.34
5.4.180.0090.03612.34
5.4.170.0050.04112.35
5.4.160.0030.04112.35
5.4.150.0040.04012.34
5.4.140.0060.03812.02
5.4.130.0060.03712.01
5.4.120.0050.03811.97
5.4.110.0070.03511.97
5.4.100.0070.03511.97
5.4.90.0030.04011.97
5.4.80.0050.03911.97
5.4.70.0050.03711.96
5.4.60.0080.03911.96
5.4.50.0070.03811.96
5.4.40.0050.03811.95
5.4.30.0060.03711.95
5.4.20.0090.03811.95
5.4.10.0090.04811.95
5.4.00.0090.03911.44
5.3.290.0120.04612.80
5.3.280.0100.04812.71
5.3.270.0080.04612.72
5.3.260.0070.04312.71
5.3.250.0090.04812.71
5.3.240.0090.04112.71
5.3.230.0130.04412.71
5.3.220.0090.05312.68
5.3.210.0100.05512.68
5.3.200.0090.05412.68
5.3.190.0170.05012.68
5.3.180.0130.04112.67
5.3.170.0150.05712.67
5.3.160.0090.03712.68
5.3.150.0080.03612.68
5.3.140.0070.03712.66
5.3.130.0040.04112.66
5.3.120.0100.04012.66
5.3.110.0100.03712.66
5.3.100.0080.03512.12
5.3.90.0060.03612.08
5.3.80.0060.03612.08
5.3.70.0020.04012.08
5.3.60.0080.03512.07
5.3.50.0040.03712.00
5.3.40.0050.03712.00
5.3.30.0100.03211.95
5.3.20.0140.03811.73
5.3.10.0140.04311.69
5.3.00.0120.04111.68
5.2.170.0130.0399.18
5.2.160.0070.0349.18
5.2.150.0210.0409.19
5.2.140.0090.0429.18
5.2.130.0110.0359.14
5.2.120.0070.0389.14
5.2.110.0040.0389.15
5.2.100.0080.0309.14
5.2.90.0060.0349.14
5.2.80.0080.0329.14
5.2.70.0040.0399.14
5.2.60.0130.0329.09
5.2.50.0050.0369.06
5.2.40.0070.0289.04
5.2.30.0060.0519.02
5.2.20.0080.0359.01
5.2.10.0110.0258.93
5.2.00.0070.0288.79
5.1.60.0080.0238.07
5.1.50.0040.0318.06
5.1.40.0030.0278.05
5.1.30.0060.0248.40
5.1.20.0030.0288.42
5.1.10.0050.0268.14
5.1.00.0050.0268.14
5.0.50.0030.0206.62
5.0.40.0010.0236.48
5.0.30.0020.0346.29
5.0.20.0030.0226.27
5.0.10.0040.0206.24
5.0.00.0050.0336.23
4.4.90.0050.0134.78
4.4.80.0030.0164.75
4.4.70.0030.0164.75
4.4.60.0010.0174.76
4.4.50.0030.0194.77
4.4.40.0030.0254.71
4.4.30.0040.0144.76
4.4.20.0020.0164.85
4.4.10.0020.0164.85
4.4.00.0030.0254.76
4.3.110.0040.0214.67
4.3.100.0040.0204.67
4.3.90.0030.0154.63
4.3.80.0050.0244.58
4.3.70.0030.0154.63
4.3.60.0030.0154.63
4.3.50.0030.0154.63
4.3.40.0020.0304.54
4.3.30.0010.0183.29
4.3.20.0020.0153.27
4.3.10.0040.0183.23
4.3.00.0070.03714.27

preferences:
39.68 ms | 401 KiB | 5 Q