3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class Foo { private $foo = "aa"; public function boop() { var_dump($this->foo); } } class Bar extends Foo { public function beep() { var_dump($this->foo); } } $b = new Bar(); $b->beep();

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)
8.3.60.0070.01118.68
8.3.50.0160.00521.99
8.3.40.0150.00018.84
8.3.30.0170.00319.04
8.3.20.0000.00820.13
8.3.10.0000.00822.14
8.3.00.0080.00022.43
8.2.180.0150.00416.50
8.2.170.0120.00322.96
8.2.160.0100.00720.69
8.2.150.0080.00024.18
8.2.140.0090.00024.66
8.2.130.0030.00626.16
8.2.120.0050.00319.36
8.2.110.0060.00322.20
8.2.100.0090.00317.91
8.2.90.0060.00319.09
8.2.80.0000.00817.97
8.2.70.0070.00417.50
8.2.60.0000.00718.04
8.2.50.0060.00318.07
8.2.40.0050.00318.09
8.2.30.0080.00017.98
8.2.20.0050.00217.58
8.2.10.0040.00417.55
8.2.00.0000.00717.49
8.1.280.0110.00325.92
8.1.270.0080.00021.82
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0030.00623.79
8.1.230.0100.00419.14
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0040.00417.00
8.1.190.0040.00417.40
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0000.00821.94
8.1.150.0040.00418.61
8.1.140.0050.01017.32
8.1.130.0030.00317.92
8.1.120.0040.00417.46
8.1.110.0050.00217.38
8.1.100.0040.00417.30
8.1.90.0000.00817.33
8.1.80.0000.00717.31
8.1.70.0060.00317.35
8.1.60.0040.00417.58
8.1.50.0040.00417.46
8.1.40.0070.00017.46
8.1.30.0040.00417.63
8.1.20.0000.00817.68
8.1.10.0040.00417.49
8.1.00.0040.00417.43
8.0.300.0080.00018.77
8.0.290.0070.00017.05
8.0.280.0030.00318.37
8.0.270.0040.00417.10
8.0.260.0060.00016.82
8.0.250.0000.00716.92
8.0.240.0070.00016.86
8.0.230.0040.00416.86
8.0.220.0000.00716.95
8.0.210.0040.00416.87
8.0.200.0040.00416.93
8.0.190.0070.00016.93
8.0.180.0000.00716.88
8.0.170.0070.00016.79
8.0.160.0000.00716.76
8.0.150.0000.00716.74
8.0.140.0050.00316.77
8.0.130.0030.00413.27
8.0.120.0000.00716.86
8.0.110.0040.00416.95
8.0.100.0000.00716.90
8.0.90.0040.00416.88
8.0.80.0070.01016.86
8.0.70.0070.00016.84
8.0.60.0030.00516.86
8.0.50.0050.00216.70
8.0.30.0110.01117.23
8.0.20.0070.01617.40
8.0.10.0000.00716.95
8.0.00.0090.00916.61
7.4.330.0000.00515.07
7.4.320.0040.00416.52
7.4.300.0060.00016.51
7.4.290.0040.00416.50
7.4.280.0000.00716.58
7.4.270.0030.00516.45
7.4.260.0050.00216.59
7.4.250.0040.00416.56
7.4.240.0040.00316.49
7.4.230.0030.00316.67
7.4.220.0100.00716.42
7.4.210.0060.00816.48
7.4.200.0000.00716.38
7.4.190.0030.00316.48
7.4.160.0070.01116.58
7.4.150.0120.00617.40
7.4.140.0120.00717.86
7.4.130.0100.00816.52
7.4.120.0060.01116.35
7.4.110.0070.01016.64
7.4.100.0090.01416.41
7.4.90.0070.01016.41
7.4.80.0240.00019.39
7.4.70.0090.00916.38
7.4.60.0120.00316.43
7.4.50.0020.00216.56
7.4.40.0000.01522.77
7.4.30.0090.01216.35
7.4.00.0050.01514.90
7.3.330.0000.00513.17
7.3.320.0050.00013.17
7.3.310.0030.00316.20
7.3.300.0040.00416.30
7.3.290.0140.00016.18
7.3.280.0090.00616.28
7.3.270.0120.00617.40
7.3.260.0080.00816.29
7.3.250.0110.00616.26
7.3.240.0060.01216.22
7.3.230.0110.00716.39
7.3.210.0130.00616.50
7.3.200.0150.00719.39
7.3.190.0100.00716.25
7.3.180.0090.01216.39
7.3.170.0130.00316.28
7.3.160.0120.00316.50
7.3.120.0110.00614.73
7.3.110.0090.00315.00
7.3.100.0040.01114.62
7.3.90.0000.01414.82
7.3.80.0070.00714.49
7.3.70.0090.00314.56
7.3.60.0030.00714.87
7.3.50.0040.00814.64
7.3.40.0040.00414.50
7.3.30.0080.00414.77
7.3.20.0070.00716.66
7.3.10.0030.00616.50
7.3.00.0000.01116.64
7.2.330.0090.00916.50
7.2.320.0090.01316.25
7.2.310.0030.01416.40
7.2.300.0070.01316.45
7.2.290.0160.00616.59
7.2.250.0120.00614.98
7.2.240.0130.00315.03
7.2.230.0060.00914.88
7.2.220.0000.01314.52
7.2.210.0000.01114.77
7.2.200.0060.00914.89
7.2.190.0030.01015.01
7.2.180.0030.01015.09
7.2.170.0000.01214.84
7.2.60.0090.00316.90
7.2.00.0030.01019.13
7.1.330.0030.01015.71
7.1.320.0030.00915.75
7.1.310.0090.00615.72
7.1.300.0000.01315.62
7.1.290.0000.00815.73
7.1.280.0000.01115.71
7.1.270.0040.01115.71
7.1.260.0050.00315.86
7.1.200.0030.00715.30
7.1.100.0000.01117.53
7.1.70.0230.00017.10
7.1.60.0060.01019.82
7.1.50.0090.00616.57
7.1.00.0070.07322.36
7.0.200.0110.00416.37
7.0.140.0070.06722.07
7.0.60.0070.07019.91
7.0.50.0100.05717.84
7.0.40.0200.07719.96
7.0.30.0230.04320.06
7.0.20.0300.05020.25
7.0.10.0130.09320.30
7.0.00.0030.04320.05
5.6.280.0100.06721.08
5.6.210.0100.06320.61
5.6.200.0070.03718.22
5.6.190.0070.08320.77
5.6.180.3330.04020.33
5.6.170.0330.07320.47
5.6.160.0070.05320.61
5.6.150.0030.08318.20
5.6.140.0070.07718.23
5.6.130.0100.06718.21
5.6.120.0030.04020.99
5.6.110.0100.07721.14
5.6.100.0030.09021.14
5.6.90.0230.05020.98
5.6.80.0130.08020.39
5.6.70.0300.06320.30
5.5.350.0030.08320.31
5.5.340.0030.04318.05
5.5.330.0070.04020.21
5.5.320.0270.05320.37
5.5.310.0200.05320.34
5.5.300.0000.04018.04
5.5.290.0070.04017.92
5.5.280.0030.07720.78
5.5.270.0070.07020.73
5.5.260.0130.04320.65
5.5.250.0200.07320.72
5.5.240.0030.05320.16
5.4.450.0530.04019.32
5.4.440.0570.04019.30
5.4.430.0270.04019.63
5.4.420.0400.04319.52
5.4.410.0200.04718.95
5.4.400.0230.04018.88
5.4.390.0030.06018.56
5.4.380.0300.05018.84
5.4.370.0270.04318.59
5.4.360.0200.05018.52
5.4.350.0270.04718.62
5.4.340.0230.04718.74
5.4.320.0040.04112.50
5.4.310.0080.05012.50
5.4.300.0050.03712.50
5.4.290.0070.04112.50
5.4.280.0070.04712.40
5.4.270.0060.03712.36
5.4.260.0050.03912.37
5.4.250.0060.03912.36
5.4.240.0060.04712.37
5.4.230.0050.04112.36
5.4.220.0080.03612.36
5.4.210.0040.03812.36
5.4.200.0060.04112.36
5.4.190.0040.03812.36
5.4.180.0040.03812.36
5.4.170.0040.03712.36
5.4.160.0030.04012.36
5.4.150.0060.03612.35
5.4.140.0070.03612.04
5.4.130.0030.03812.03
5.4.120.0080.03311.99
5.4.110.0060.03511.98
5.4.100.0090.03311.98
5.4.90.0040.03811.98
5.4.80.0060.03611.98
5.4.70.0040.03511.98
5.4.60.0050.03411.98
5.4.50.0050.03611.98
5.4.40.0080.03211.97
5.4.30.0040.03711.96
5.4.20.0060.04111.96
5.4.10.0080.03211.96
5.4.00.0060.03511.45
5.3.290.0060.03812.80
5.3.280.0060.03712.71
5.3.270.0050.03912.73
5.3.260.0080.03812.72
5.3.250.0020.04112.72
5.3.240.0050.03712.72
5.3.230.0050.03812.71
5.3.220.0030.04212.68
5.3.210.0050.04012.68
5.3.200.0030.03912.68
5.3.190.0090.03512.68
5.3.180.0030.03912.67
5.3.170.0060.03512.67
5.3.160.0070.03712.67
5.3.150.0050.03912.67
5.3.140.0060.03712.66
5.3.130.0070.03812.66
5.3.120.0050.04012.66
5.3.110.0060.03812.66
5.3.100.0040.04312.12
5.3.90.0050.03712.09
5.3.80.0060.03512.08
5.3.70.0050.03612.07
5.3.60.0090.03212.06
5.3.50.0050.03812.00
5.3.40.0040.03912.00
5.3.30.0060.03611.96
5.3.20.0080.03411.74
5.3.10.0070.03411.70
5.3.00.0060.03811.68
5.2.170.0050.0319.18
5.2.160.0050.0299.18
5.2.150.0040.0329.18
5.2.140.0040.0319.18
5.2.130.0050.0289.14
5.2.120.0030.0309.14
5.2.110.0060.0359.14
5.2.100.0010.0329.15
5.2.90.0020.0319.14
5.2.80.0040.0319.14
5.2.70.0040.0319.13
5.2.60.0050.0319.09
5.2.50.0050.0329.07
5.2.40.0040.0339.04
5.2.30.0060.0279.02
5.2.20.0060.0289.01
5.2.10.0060.0288.91
5.2.00.0040.0298.77
5.1.60.0040.0238.05
5.1.50.0040.0248.05
5.1.40.0050.0278.04
5.1.30.0050.0278.38
5.1.20.0040.0278.42
5.1.10.0030.0268.13
5.1.00.0020.0278.13
5.0.50.0060.0176.61
5.0.40.0060.0166.47
5.0.30.0010.0366.29
5.0.20.0030.0226.26
5.0.10.0030.0196.23
5.0.00.0020.0346.22
4.4.90.0010.0194.77
4.4.80.0020.0174.75
4.4.70.0060.0184.75
4.4.60.0030.0204.75
4.4.50.0040.0204.77
4.4.40.0040.0254.71
4.4.30.0020.0164.76
4.4.20.0050.0134.84
4.4.10.0040.0144.85
4.4.00.0060.0224.76
4.3.110.0020.0204.67
4.3.100.0040.0204.67
4.3.90.0050.0184.63
4.3.80.0010.0284.58
4.3.70.0030.0204.63
4.3.60.0040.0204.63
4.3.50.0050.0154.63
4.3.40.0030.0254.53
4.3.30.0020.0163.27
4.3.20.0030.0153.25
4.3.10.0000.0183.21
4.3.00.0070.01713.28

preferences:
44.98 ms | 401 KiB | 5 Q