3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public $field1; public $field2; public $field3; } $foo = new foo(); var_dump($foo); var_dump(isset($foo->field1, $foo->field2, $foo->field3));

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)
8.3.60.0090.00618.43
8.3.50.0110.01022.01
8.3.40.0070.01118.59
8.3.30.0150.00618.89
8.3.20.0050.00320.29
8.3.10.0030.00620.23
8.3.00.0080.00017.68
8.2.180.0110.00716.50
8.2.170.0200.00022.96
8.2.160.0070.00720.43
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0030.00522.28
8.2.110.0030.00620.15
8.2.100.0080.00418.09
8.2.90.0030.00619.05
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0050.00317.80
8.2.50.0040.00418.07
8.2.40.0040.00418.20
8.2.30.0080.00019.36
8.2.20.0000.00717.60
8.2.10.0050.00318.16
8.2.00.0000.00817.69
8.1.280.0150.00325.92
8.1.270.0000.00821.96
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.82
8.1.230.0040.00818.95
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0090.00017.35
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0000.00818.62
8.1.160.0030.00522.06
8.1.150.0040.00418.81
8.1.140.0040.00417.41
8.1.130.0070.00017.83
8.1.120.0000.00717.47
8.1.110.0070.00017.49
8.1.100.0040.00417.37
8.1.90.0000.00717.32
8.1.80.0040.00417.53
8.1.70.0070.00017.32
8.1.60.0080.00017.64
8.1.50.0040.00417.57
8.1.40.0050.00517.41
8.1.30.0030.00617.68
8.1.20.0070.00017.58
8.1.10.0070.00017.61
8.1.00.0000.00717.47
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0030.00318.48
8.0.270.0030.00317.11
8.0.260.0030.00317.18
8.0.250.0030.00316.89
8.0.240.0030.00316.92
8.0.230.0030.00316.94
8.0.220.0000.00716.81
8.0.210.0030.00316.88
8.0.200.0060.00016.84
8.0.190.0000.00916.96
8.0.180.0040.00416.86
8.0.170.0040.00416.98
8.0.160.0000.00716.86
8.0.150.0070.00016.73
8.0.140.0040.00416.89
8.0.130.0030.00313.41
8.0.120.0000.00816.94
8.0.110.0040.00416.91
8.0.100.0040.00416.85
8.0.90.0060.00316.90
8.0.80.0040.01116.94
8.0.70.0000.00716.74
8.0.60.0000.00716.96
8.0.50.0000.00816.84
8.0.30.0140.00617.06
8.0.20.0090.01317.40
8.0.10.0050.00217.06
8.0.00.0090.00916.92
7.4.330.0000.00515.09
7.4.320.0070.00016.59
7.4.300.0030.00316.64
7.4.290.0000.00716.58
7.4.280.0040.00416.39
7.4.270.0070.00016.60
7.4.260.0000.00716.51
7.4.250.0000.00716.33
7.4.240.0020.00516.50
7.4.230.0030.00316.43
7.4.220.0170.00016.49
7.4.210.0100.00316.43
7.4.200.0040.00316.44
7.4.160.0110.00616.59
7.4.150.0090.00917.40
7.4.140.0060.01117.86
7.4.130.0070.01016.50
7.4.120.0100.01016.42
7.4.110.0070.01016.51
7.4.100.0090.00916.51
7.4.90.0140.00316.41
7.4.80.0060.01516.46
7.4.70.0080.01116.50
7.4.60.0100.00716.43
7.4.50.0000.00816.52
7.4.40.0110.00616.45
7.4.30.0060.00916.49
7.4.00.0030.01014.84
7.3.330.0030.00213.09
7.3.320.0000.00513.16
7.3.310.0030.00516.20
7.3.300.0000.00716.23
7.3.290.0110.00316.20
7.3.280.0070.00916.14
7.3.270.0080.01117.40
7.3.260.0090.01516.38
7.3.250.0180.01616.22
7.3.240.0030.01416.22
7.3.230.0110.00616.50
7.3.210.0110.00616.37
7.3.200.0060.00919.39
7.3.190.0040.01616.51
7.3.180.0070.01016.38
7.3.170.0130.00316.39
7.3.160.0130.00316.19
7.3.10.0030.00716.52
7.3.00.0000.01216.47
7.2.330.0070.01016.45
7.2.320.0100.00716.40
7.2.310.0190.00016.28
7.2.300.0120.00916.52
7.2.290.0100.01416.74
7.2.130.0040.00416.45
7.2.120.0070.00716.85
7.2.110.0090.00616.50
7.2.100.0090.00616.55
7.2.90.0070.00416.59
7.2.80.0040.00816.80
7.2.70.0120.00316.50
7.2.60.0050.00516.75
7.2.50.0060.00616.83
7.2.40.0060.00616.60
7.2.30.0060.00616.72
7.2.20.0100.00316.54
7.2.10.0080.00616.80
7.2.00.0080.00418.01
7.1.250.0000.01215.62
7.1.200.0070.00315.81
7.1.100.0040.00718.20
7.1.70.0000.00717.11
7.1.60.0070.01119.32
7.1.50.0060.00616.84
7.1.00.0000.08022.45
7.0.200.0000.00916.75
7.0.140.0070.07021.97
7.0.60.0230.07020.02
7.0.50.0030.05717.87
7.0.40.0130.03719.96
7.0.30.0270.08020.19
7.0.20.0330.04720.10
7.0.10.0030.09320.05
7.0.00.0130.06020.09
5.6.280.0030.07320.90
5.6.210.0030.04720.47
5.6.200.0000.08718.29
5.6.190.0100.07020.50
5.6.180.3800.04720.61
5.6.170.0300.06020.55
5.6.160.0070.05320.70
5.6.150.0070.05018.21
5.6.140.0170.05318.28
5.6.130.0070.05318.15
5.6.120.0070.08020.99
5.6.110.0130.06321.02
5.6.100.0130.07721.00
5.6.90.0000.04720.88
5.6.80.0030.07020.37
5.6.70.0270.07720.37
5.5.350.0330.09020.43
5.5.340.0170.07317.92
5.5.330.0100.06320.57
5.5.320.0330.07020.35
5.5.310.0230.08320.34
5.5.300.0070.08317.98
5.5.290.0030.07318.07
5.5.280.0130.07320.89
5.5.270.0100.08320.95
5.5.260.0070.08720.67
5.5.250.0130.07720.46
5.5.240.0270.07720.25
5.4.450.0730.05319.48
5.4.440.0770.05719.47
5.4.430.0870.06319.47
5.4.420.0930.05719.30
5.4.410.0430.05719.18
5.4.400.0670.05719.06
5.4.390.0870.06019.05
5.4.380.0270.06018.84
5.4.370.0330.06318.50
5.4.360.0400.06318.76
5.4.350.0300.06018.56
5.4.340.0370.05318.46
5.4.320.0080.03312.49
5.4.310.0050.03712.49
5.4.300.0040.03812.50
5.4.290.0050.03712.49
5.4.280.0060.03412.39
5.4.270.0050.03612.39
5.4.260.0080.03512.39
5.4.250.0120.03212.39
5.4.240.0030.03712.39
5.4.230.0050.03712.38
5.4.220.0060.03512.39
5.4.210.0040.03612.38
5.4.200.0050.03712.38
5.4.190.0040.03612.38
5.4.180.0050.03612.38
5.4.170.0070.03412.39
5.4.160.0070.03412.38
5.4.150.0030.03912.38
5.4.140.0070.03512.07
5.4.130.0030.03812.05
5.4.120.0070.03412.01
5.4.110.0030.03812.01
5.4.100.0060.03412.00
5.4.90.0060.03612.01
5.4.80.0040.03812.01
5.4.70.0030.03712.01
5.4.60.0070.03312.01
5.4.50.0100.03112.00
5.4.40.0060.03412.00
5.4.30.0070.03411.99
5.4.20.0080.03311.99
5.4.10.0060.03411.99
5.4.00.0030.03811.48
5.3.290.0030.04212.80
5.3.280.0080.04012.71
5.3.270.0070.04412.73
5.3.260.0060.04312.72
5.3.250.0050.03912.72
5.3.240.0050.03812.72
5.3.230.0050.03712.71
5.3.220.0050.03712.68
5.3.210.0060.03812.68
5.3.200.0090.03212.68
5.3.190.0050.03812.67
5.3.180.0070.03712.67
5.3.170.0070.03712.67
5.3.160.0060.03512.67
5.3.150.0050.03712.67
5.3.140.0060.03612.66
5.3.130.0060.03812.66
5.3.120.0070.03812.66
5.3.110.0010.04412.66
5.3.100.0070.03512.12
5.3.90.0080.03312.09
5.3.80.0060.03612.09
5.3.70.0040.03812.09
5.3.60.0080.03512.07
5.3.50.0070.03412.02
5.3.40.0060.03612.02
5.3.30.0050.03511.98
5.3.20.0050.03611.75
5.3.10.0060.03411.72
5.3.00.0100.03011.71
5.2.170.0050.0299.21
5.2.160.0060.0289.21
5.2.150.0050.0309.21
5.2.140.0050.0309.21
5.2.130.0050.0309.17
5.2.120.0060.0279.17
5.2.110.0100.0259.18
5.2.100.0090.0249.17
5.2.90.0030.0319.18
5.2.80.0070.0299.17
5.2.70.0040.0349.17
5.2.60.0040.0369.11
5.2.50.0070.0289.09
5.2.40.0050.0299.06
5.2.30.0090.0269.05
5.2.20.0030.0309.03
5.2.10.0050.0288.93
5.2.00.0060.0348.80
5.1.60.0030.0248.08
5.1.50.0050.0308.08
5.1.40.0020.0268.06
5.1.30.0030.0288.41
5.1.20.0050.0288.43
5.1.10.0060.0278.15
5.1.00.0050.0258.16
5.0.50.0050.0206.63
5.0.40.0080.0196.49
5.0.30.0010.0406.30
5.0.20.0030.0226.27
5.0.10.0060.0186.25
5.0.00.0030.0366.24
4.4.90.0020.0164.78
4.4.80.0010.0184.76
4.4.70.0000.0184.76
4.4.60.0040.0164.76
4.4.50.0050.0154.77
4.4.40.0040.0334.71
4.4.30.0030.0154.76
4.4.20.0020.0174.85
4.4.10.0050.0144.85
4.4.00.0020.0304.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0040.0134.63
4.3.80.0010.0274.58
4.3.70.0030.0214.63
4.3.60.0010.0164.63
4.3.50.0050.0134.63
4.3.40.0010.0274.54
4.3.30.0020.0203.30
4.3.20.0020.0183.28
4.3.10.0030.0173.24
4.3.00.0270.0208.16

preferences:
42.3 ms | 401 KiB | 5 Q