3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $var = 'privvy'; protected $var2 = 'protty'; public $var3 = 'pubby'; } class Bar extends Foo { public function __construct() { $a = $this->var; } }

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)
8.3.70.0100.00716.50
8.3.60.0030.01118.18
8.3.50.0140.00921.15
8.3.40.0090.00618.63
8.3.30.0110.00318.84
8.3.20.0040.00420.29
8.3.10.0000.00823.59
8.3.00.0000.00819.26
8.2.180.0140.00416.38
8.2.170.0100.00722.96
8.2.160.0000.01620.32
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0110.00626.16
8.2.120.0040.00422.18
8.2.110.0030.00620.43
8.2.100.0110.01017.94
8.2.90.0040.00418.97
8.2.80.0000.00817.97
8.2.70.0040.00417.25
8.2.60.0030.00617.80
8.2.50.0110.00018.07
8.2.40.0060.00319.82
8.2.30.0090.00017.93
8.2.20.0000.00817.61
8.2.10.0070.00017.99
8.2.00.0000.00717.42
8.1.280.0070.00725.92
8.1.270.0040.00422.20
8.1.260.0000.00926.35
8.1.250.0070.00028.09
8.1.240.0000.00923.71
8.1.230.0000.01119.02
8.1.220.0070.00017.74
8.1.210.0050.00318.77
8.1.200.0060.00317.23
8.1.190.0040.00416.88
8.1.180.0040.00418.10
8.1.170.0030.00618.58
8.1.160.0000.00721.95
8.1.150.0030.00618.79
8.1.140.0000.00817.35
8.1.130.0000.00717.38
8.1.120.0070.00017.32
8.1.110.0050.00217.31
8.1.100.0070.00017.24
8.1.90.0040.00417.23
8.1.80.0070.00017.15
8.1.70.0000.00717.32
8.1.60.0080.00017.39
8.1.50.0030.00517.38
8.1.40.0070.00017.42
8.1.30.0060.00317.42
8.1.20.0050.00317.54
8.1.10.0040.00417.35
8.1.00.0000.00717.27
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0030.00318.26
8.0.270.0000.00716.70
8.0.260.0030.00316.69
8.0.250.0000.00616.81
8.0.240.0040.00416.83
8.0.230.0000.00716.88
8.0.220.0000.00716.79
8.0.210.0000.00616.65
8.0.200.0000.00716.86
8.0.190.0030.00616.68
8.0.180.0070.00016.82
8.0.170.0080.00016.77
8.0.160.0070.00016.76
8.0.150.0050.00216.63
8.0.140.0030.00616.71
8.0.130.0000.00613.11
8.0.120.0040.00416.71
8.0.110.0020.00516.75
8.0.100.0040.00416.82
8.0.90.0040.00416.79
8.0.80.0120.00316.80
8.0.70.0040.00416.59
8.0.60.0040.00416.82
8.0.50.0070.00016.86
8.0.30.0120.00616.88
8.0.20.0120.00617.40
8.0.10.0040.00416.73
8.0.00.0080.01216.51
7.4.330.0000.00615.00
7.4.320.0000.00616.48
7.4.300.0030.00316.42
7.4.290.0000.00616.35
7.4.280.0000.00716.47
7.4.270.0080.00016.51
7.4.260.0000.00716.42
7.4.250.0000.00716.42
7.4.240.0070.00016.33
7.4.230.0070.00016.47
7.4.220.0110.00716.36
7.4.210.0070.00716.33
7.4.200.0000.00716.26
7.4.160.0120.00316.18
7.4.150.0120.00617.40
7.4.140.0100.00917.86
7.4.130.0140.00516.33
7.4.120.0090.00916.38
7.4.110.0030.01416.33
7.4.100.0030.01316.41
7.4.90.0200.00316.27
7.4.80.0110.01119.39
7.4.70.0040.01216.47
7.4.60.0030.01316.20
7.4.50.0000.00416.41
7.4.40.0100.00716.35
7.4.30.0140.00416.60
7.4.00.0030.01214.74
7.3.330.0050.00013.01
7.3.320.0050.00013.17
7.3.310.0030.00316.04
7.3.300.0030.00316.18
7.3.290.0100.00316.16
7.3.280.0110.00716.14
7.3.270.0110.00717.40
7.3.260.0000.01716.23
7.3.250.0100.00616.26
7.3.240.0120.00916.24
7.3.230.0030.01616.39
7.3.210.0040.01416.45
7.3.200.0030.01316.44
7.3.190.0110.00716.50
7.3.180.0110.00716.25
7.3.170.0090.00616.27
7.3.160.0180.00316.12
7.3.10.0080.00616.29
7.3.00.0080.00416.25
7.2.330.0100.01316.52
7.2.320.0070.01016.54
7.2.310.0120.00416.50
7.2.300.0140.00316.18
7.2.290.0070.01316.60
7.2.130.0100.01016.52
7.2.120.0130.00716.75
7.2.110.0080.01016.38
7.2.100.0000.01116.77
7.2.90.0170.01216.54
7.2.80.0130.00916.33
7.2.70.0080.00816.56
7.2.60.0040.00816.69
7.2.50.0110.00416.38
7.2.40.0060.00616.64
7.2.30.0040.00816.29
7.2.20.0090.00616.23
7.2.10.0040.01216.43
7.2.00.0030.01217.88
7.1.250.0080.00315.57
7.1.100.0030.00918.02
7.1.70.0040.00816.72
7.1.60.0130.01319.32
7.1.50.0060.01916.79
7.1.00.0030.07722.29
7.0.200.0060.00916.71
7.0.140.0000.07021.95
7.0.70.4500.05020.02
7.0.60.0070.04719.93
7.0.50.0030.04717.86
7.0.40.0030.05720.25
7.0.30.0330.06720.12
7.0.20.0200.06020.30
7.0.10.0300.08320.07
7.0.00.0130.07320.15
5.6.280.0100.06721.07
5.6.210.0100.08320.54
5.6.200.0200.04318.23
5.6.190.0100.04320.55
5.6.180.0200.04320.60
5.6.170.0430.04320.39
5.6.160.0070.06020.50
5.6.150.0030.04018.16
5.6.140.0130.07718.15
5.6.130.0000.08018.23
5.6.120.0070.06721.05
5.6.110.0100.07720.98
5.6.100.0130.08020.99
5.6.90.0130.03721.08
5.6.80.0070.07320.51
5.6.70.0270.06020.39
5.5.350.0130.08020.37
5.5.340.0100.04017.97
5.5.330.0030.05320.40
5.5.320.0000.04720.45
5.5.310.0200.04020.31
5.5.300.0170.07318.08
5.5.290.0200.07018.04
5.5.280.0000.09320.80
5.5.270.0070.07020.77
5.5.260.0130.07720.75
5.5.250.0070.08720.51
5.5.240.0100.08020.29
5.4.450.0870.08019.37
5.4.440.1030.05319.16
5.4.430.0470.06719.14
5.4.420.0630.00019.62
5.4.410.0670.00019.50
5.4.400.0600.00019.39
5.4.390.0630.00018.97
5.4.380.0770.00019.17
5.4.370.0630.00019.04
5.4.360.0600.00019.13
5.4.350.0770.00019.27
5.4.340.0130.03112.02
5.4.320.0090.03612.50
5.4.310.0070.03612.50
5.4.300.0060.04612.50
5.4.290.0040.03912.50
5.4.280.0070.03312.40
5.4.270.0080.03312.39
5.4.260.0040.03912.39
5.4.250.0070.04812.39
5.4.240.0090.04512.40
5.4.230.0130.04212.38
5.4.220.0100.03312.38
5.4.210.0060.03612.39
5.4.200.0040.04312.39
5.4.190.0050.04812.38
5.4.180.0080.03712.38
5.4.170.0050.03712.40
5.4.160.0090.03212.39
5.4.150.0060.03712.39
5.4.140.0090.03312.07
5.4.130.0060.03512.06
5.4.120.0070.04012.02
5.4.110.0100.03912.02
5.4.100.0050.03812.02
5.4.90.0050.04112.02
5.4.80.0070.03712.02
5.4.70.0060.03412.01
5.4.60.0050.03512.01
5.4.50.0050.04212.01
5.4.40.0090.03312.00
5.4.30.0070.03512.00
5.4.20.0050.03611.99
5.4.10.0050.03511.99
5.4.00.0060.03611.48
5.3.290.0080.03712.80
5.3.280.0110.03312.71
5.3.270.0060.03812.73
5.3.260.0040.04112.72
5.3.250.0070.03712.72
5.3.240.0070.03712.72
5.3.230.0060.04312.71
5.3.220.0100.03912.68
5.3.210.0090.04512.68
5.3.200.0110.03712.68
5.3.190.0090.03712.68
5.3.180.0080.03712.68
5.3.170.0080.03612.67
5.3.160.0050.03712.67
5.3.150.0090.03812.67
5.3.140.0030.04012.66
5.3.130.0140.03512.65
5.3.120.0080.03612.65
5.3.110.0090.03512.66
5.3.100.0060.03712.12
5.3.90.0110.03312.11
5.3.80.0070.03512.09
5.3.70.0060.03612.09
5.3.60.0090.03312.07
5.3.50.0080.03512.02
5.3.40.0100.03212.02
5.3.30.0040.03711.98
5.3.20.0050.03611.76
5.3.10.0060.03411.73
5.3.00.0050.03611.71
5.2.170.0050.0329.21
5.2.160.0070.0299.21
5.2.150.0060.0319.21
5.2.140.0070.0289.21
5.2.130.0000.0349.17
5.2.120.0050.0299.17
5.2.110.0060.0379.18
5.2.100.0060.0279.18
5.2.90.0040.0309.17
5.2.80.0060.0289.17
5.2.70.0030.0319.17
5.2.60.0050.0299.12
5.2.50.0060.0319.09
5.2.40.0030.0309.07
5.2.30.0050.0369.04
5.2.20.0030.0309.04
5.2.10.0030.0298.94
5.2.00.0050.0288.80
5.1.60.0030.0248.08
5.1.50.0040.0248.08
5.1.40.0030.0248.06
5.1.30.0070.0228.41
5.1.20.0040.0268.43
5.1.10.0050.0248.16
5.1.00.0070.0258.16
5.0.50.0020.0226.64
5.0.40.0030.0196.50
5.0.30.0040.0326.31
5.0.20.0040.0196.28
5.0.10.0030.0206.26
5.0.00.0070.0276.25
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0050.0144.75
4.4.60.0040.0164.75
4.4.50.0040.0174.77
4.4.40.0040.0244.70
4.4.30.0030.0154.76
4.4.20.0030.0154.85
4.4.10.0020.0164.85
4.4.00.0030.0284.76
4.3.110.0030.0174.67
4.3.100.0040.0144.66
4.3.90.0020.0164.64
4.3.80.0020.0264.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0040.0224.54
4.3.30.0020.0153.30
4.3.20.0010.0163.28
4.3.10.0020.0153.24
4.3.00.0170.0207.58

preferences:
45.92 ms | 401 KiB | 5 Q