3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tz = new DateTimeZone('Europe/Prague'); $dt = new DateTimeImmutable('2014-10-26 01:00:00', $tz); var_dump($dt->format(DATE_ISO8601)); var_dump($dt->modify('+1 hour')->format(DATE_ISO8601));

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)
8.3.70.0090.00618.68
8.3.60.0170.00018.55
8.3.50.0070.01421.09
8.3.40.0140.00718.84
8.3.30.0140.00318.91
8.3.20.0050.00220.04
8.3.10.0000.00721.95
8.3.00.0050.00319.38
8.2.180.0070.00716.63
8.2.170.0100.01022.96
8.2.160.0030.01419.16
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00022.23
8.2.110.0070.00322.38
8.2.100.0000.01117.75
8.2.90.0040.00419.21
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0050.00317.93
8.2.50.0000.00918.07
8.2.40.0000.00820.07
8.2.30.0020.00518.12
8.2.20.0030.00617.94
8.2.10.0040.00418.15
8.2.00.0040.00417.85
8.1.280.0170.00325.92
8.1.270.0080.00022.26
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0130.00324.05
8.1.230.0090.00319.26
8.1.220.0060.00317.77
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0000.00817.35
8.1.180.0000.00918.10
8.1.170.0050.00318.71
8.1.160.0030.00521.88
8.1.150.0050.00318.86
8.1.140.0030.00517.63
8.1.130.0030.00317.94
8.1.120.0000.00717.59
8.1.110.0060.00617.47
8.1.100.0040.00417.69
8.1.90.0000.00717.54
8.1.80.0000.00717.61
8.1.70.0000.00817.52
8.1.60.0030.00617.68
8.1.50.0040.00417.70
8.1.40.0040.00417.63
8.1.30.0060.00317.73
8.1.20.0040.00417.84
8.1.10.0080.00017.69
8.1.00.0040.00417.52
8.0.300.0040.00418.77
8.0.290.0000.00817.00
8.0.280.0050.00218.48
8.0.270.0080.00017.32
8.0.260.0030.00317.27
8.0.250.0030.00317.15
8.0.240.0000.00717.16
8.0.230.0060.00317.12
8.0.220.0070.00017.09
8.0.210.0030.00316.95
8.0.200.0060.00017.18
8.0.190.0030.00717.18
8.0.180.0030.00516.99
8.0.170.0040.00417.07
8.0.160.0030.00417.06
8.0.150.0000.00716.97
8.0.140.0040.00416.93
8.0.130.0030.00313.51
8.0.120.0050.00316.93
8.0.110.0000.00717.05
8.0.100.0070.00017.08
8.0.90.0050.00316.99
8.0.80.0160.00617.07
8.0.70.0040.00417.07
8.0.60.0040.00417.05
8.0.50.0000.00717.01
8.0.30.0110.00817.28
8.0.20.0150.00817.40
8.0.10.0000.00717.07
8.0.00.0080.00816.96
7.4.330.0050.00015.03
7.4.320.0040.00416.61
7.4.300.0030.00316.64
7.4.290.0000.00816.64
7.4.280.0000.00716.70
7.4.270.0030.00316.67
7.4.260.0000.00816.70
7.4.250.0040.00416.58
7.4.240.0000.00716.66
7.4.230.0000.00716.54
7.4.220.0100.00716.52
7.4.210.0100.01016.59
7.4.200.0030.00316.83
7.4.160.0040.01216.60
7.4.150.0110.00917.40
7.4.140.0100.00817.86
7.4.130.0110.00716.66
7.4.120.0100.00916.58
7.4.110.0120.00616.83
7.4.100.0070.01016.51
7.4.90.0110.00616.71
7.4.80.0130.00619.39
7.4.70.0060.01616.77
7.4.60.0100.00716.63
7.4.50.0040.00416.64
7.4.40.0100.00716.43
7.4.30.0070.01016.54
7.4.00.0120.00615.30
7.3.330.0030.00313.16
7.3.320.0000.00513.12
7.3.310.0050.00316.27
7.3.300.0070.00016.29
7.3.290.0090.00616.34
7.3.280.0120.00616.33
7.3.270.0160.00317.40
7.3.260.0090.01216.43
7.3.250.0070.01016.44
7.3.240.0130.00716.41
7.3.230.0060.00916.46
7.3.210.0060.01316.54
7.3.200.0100.00719.39
7.3.190.0180.00416.48
7.3.180.0100.00616.50
7.3.170.0070.01016.36
7.3.160.0080.00816.28
7.3.120.0070.01314.97
7.3.110.0040.00814.94
7.3.100.0060.00915.07
7.3.90.0000.01714.87
7.3.80.0120.00614.88
7.3.70.0090.00614.71
7.3.60.0070.00715.08
7.3.50.0100.00615.05
7.3.40.0070.01014.55
7.3.30.0070.01014.67
7.3.20.0030.00716.79
7.3.10.0040.00816.77
7.3.00.0110.00416.45
7.2.330.0140.00416.80
7.2.320.0060.01116.63
7.2.310.0190.00616.71
7.2.300.0140.00416.57
7.2.290.0090.01216.80
7.2.240.0060.01215.34
7.2.230.0030.01415.24
7.2.220.0030.01014.75
7.2.210.0000.01214.95
7.2.200.0000.01515.17
7.2.190.0000.01215.07
7.2.180.0110.00315.18
7.2.170.0060.00915.30
7.2.160.0070.01014.84
7.2.150.0070.00416.77
7.2.140.0060.00616.93
7.2.130.0100.00717.03
7.2.120.0040.00717.06
7.2.110.0070.00717.00
7.2.100.0070.01016.91
7.2.90.0000.00917.10
7.2.80.0080.00317.01
7.2.70.0060.00317.08
7.2.60.0060.00916.84
7.2.50.0030.01316.74
7.2.40.0040.01116.93
7.2.30.0030.00717.10
7.2.20.0030.00616.97
7.2.10.0060.00316.73
7.2.00.0100.00618.04
7.1.330.0060.01016.04
7.1.320.0060.00615.95
7.1.310.0060.00615.98
7.1.300.0030.00815.93
7.1.290.0130.00316.04
7.1.280.0030.01415.96
7.1.270.0030.01115.95
7.1.260.0000.01315.96
7.1.250.0060.00315.78
7.1.100.0030.01318.12
7.1.70.0080.00817.40
7.1.60.0110.00719.11
7.1.50.0200.02035.10
7.1.00.0070.07022.54
7.0.200.0000.00716.74
7.0.140.0070.07022.08
7.0.60.0030.04719.91
7.0.50.0100.05317.88
7.0.40.0030.04719.96
7.0.30.0470.04720.17
7.0.20.0370.06320.18
7.0.10.0070.08720.06
7.0.00.0100.04020.29
5.6.280.0030.07320.92
5.6.210.0070.07320.50
5.6.200.0230.07318.21
5.6.190.0100.07720.41
5.6.180.0230.05720.49
5.6.170.0300.05020.65
5.6.160.0100.08020.37
5.6.150.0170.07018.11
5.6.140.0070.08318.10
5.6.130.0130.08318.09
5.6.120.0130.05321.01
5.6.110.0030.09020.96
5.6.100.0130.08321.09
5.6.90.0100.07320.97
5.6.80.0030.04720.53
5.6.70.4570.04320.52
5.5.350.0200.06720.37
5.5.340.0130.07017.96
5.5.330.0070.05720.40
5.5.320.0230.08020.34
5.5.310.0300.07320.12
5.5.300.0070.04717.97
5.5.290.0100.07317.98
5.5.280.0000.05720.79
5.5.270.0100.05020.97
5.5.260.0070.07720.89
5.5.250.0100.06720.68
5.5.240.0400.06020.35
5.4.450.0000.08019.41
5.4.440.0200.06019.61
5.4.430.0470.05719.57
5.4.420.0630.00019.30
5.4.410.0870.00019.24
5.4.400.0630.00019.38
5.4.390.0830.00019.18
5.4.380.0670.00019.00
5.4.370.0630.00018.91
5.4.360.0630.00019.00
5.4.350.0770.00018.98
5.4.340.0070.03611.97
5.4.320.0070.03912.46
5.4.310.0080.03912.46
5.4.300.0040.03912.45
5.4.290.0030.04012.46
5.4.280.0070.03412.35
5.4.270.0080.03412.35
5.4.260.0080.03512.35
5.4.250.0080.03812.35
5.4.240.0100.03412.35
5.4.230.0100.04312.34
5.4.220.0040.03712.34
5.4.210.0050.03612.34
5.4.200.0090.03212.34
5.4.190.0100.04412.34
5.4.180.0080.03712.34
5.4.170.0060.03612.35
5.4.160.0090.03412.34
5.4.150.0060.03812.34
5.4.140.0090.04112.03
5.4.130.0080.03812.01
5.4.120.0070.03311.97
5.4.110.0060.04111.97
5.4.100.0030.03711.96
5.4.90.0050.03811.96
5.4.80.0060.03911.97
5.4.70.0110.04111.96
5.4.60.0080.03711.96
5.4.50.0050.04111.96
5.4.40.0050.03411.96
5.4.30.0070.03611.95
5.4.20.0100.03011.95
5.4.10.0040.03611.95
5.4.00.0060.04011.44
5.3.290.0020.04212.80
5.3.280.0080.04212.71
5.3.270.0060.04812.72
5.3.260.0060.04412.72
5.3.250.0060.04512.72
5.3.240.0040.04012.72
5.3.230.0040.04012.71
5.3.220.0040.03912.68
5.3.210.0060.03712.68
5.3.200.0050.03612.68
5.3.190.0050.03712.68
5.3.180.0050.03712.67
5.3.170.0090.03312.67
5.3.160.0050.03712.68
5.3.150.0040.03812.67
5.3.140.0050.03912.66
5.3.130.0050.04012.66
5.3.120.0080.04012.65
5.3.110.0070.03912.66
5.3.100.0080.04212.12
5.3.90.0060.03712.08
5.3.80.0040.04112.07
5.3.70.0050.03712.07
5.3.60.0040.03812.06
5.3.50.0040.04012.00
5.3.40.0050.03712.00
5.3.30.0070.03311.95
5.3.20.0030.03911.73
5.3.10.0040.03911.69
5.3.00.0030.03911.68
5.2.170.0040.0309.18
5.2.160.0050.0289.18
5.2.150.0070.0279.18
5.2.140.0060.0289.18
5.2.130.0060.0279.13
5.2.120.0050.0289.14
5.2.110.0040.0299.15
5.2.100.0050.0289.14
5.2.90.0050.0289.14
5.2.80.0020.0329.14
5.2.70.0050.0299.14
5.2.60.0060.0289.09
5.2.50.0030.0309.06
5.2.40.0050.0289.04
5.2.30.0040.0319.02
5.2.20.0040.0299.00
5.2.10.0050.0278.92
5.2.00.0030.0308.78
5.1.60.0030.0258.07
5.1.50.0060.0268.07
5.1.40.0000.0288.05
5.1.30.0040.0278.39
5.1.20.0050.0258.42
5.1.10.0040.0258.14
5.1.00.0050.0258.14
5.0.50.0030.0206.61
5.0.40.0040.0186.48
5.0.30.0020.0326.29
5.0.20.0020.0216.27
5.0.10.0070.0196.24
5.0.00.0040.0296.23
4.4.90.0040.0144.78
4.4.80.0010.0164.75
4.4.70.0010.0174.75
4.4.60.0030.0144.76
4.4.50.0030.0144.77
4.4.40.0020.0254.71
4.4.30.0030.0144.76
4.4.20.0030.0154.85
4.4.10.0020.0154.85
4.4.00.0010.0264.76
4.3.110.0020.0164.67
4.3.100.0020.0154.66
4.3.90.0030.0144.64
4.3.80.0030.0244.58
4.3.70.0020.0174.63
4.3.60.0040.0164.63
4.3.50.0020.0184.63
4.3.40.0030.0264.54
4.3.30.0030.0153.29
4.3.20.0010.0193.26
4.3.10.0020.0163.22
4.3.00.0100.0206.75

preferences:
41.68 ms | 401 KiB | 5 Q