3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class myparent { public function foo($bar) { // do stuff } } class mychild extends myparent { public $val; private function bar(myparent &$baz) { // do stuff } public function __construct($val) { $this->val = $val; } } $child = new mychild('hello world'); $child->foo('test'); $reflection = new reflectionClass('myparent'); echo $reflection->isInstantiable() ? 'yes' : 'no';

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)
8.3.60.0150.00018.56
8.3.50.0120.00522.00
8.3.40.0120.00318.86
8.3.30.0070.00719.04
8.3.20.0080.00020.13
8.3.10.0000.00722.04
8.3.00.0030.00522.51
8.2.180.0150.00316.38
8.2.170.0150.00022.96
8.2.160.0120.00920.79
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00017.38
8.2.110.0040.01422.11
8.2.100.0090.00317.66
8.2.90.0000.00819.08
8.2.80.0060.00617.97
8.2.70.0000.00817.50
8.2.60.0090.00017.93
8.2.50.0050.00318.07
8.2.40.0080.00018.22
8.2.30.0080.00018.09
8.2.20.0070.00017.70
8.2.10.0080.00017.66
8.2.00.0060.00317.68
8.1.280.0140.00025.92
8.1.270.0080.00023.76
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0130.00323.96
8.1.230.0090.00319.16
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00817.42
8.1.180.0030.00518.10
8.1.170.0000.00818.64
8.1.160.0060.00322.03
8.1.150.0040.00418.54
8.1.140.0040.00417.31
8.1.130.0030.00317.82
8.1.120.0000.00717.27
8.1.110.0030.00517.45
8.1.100.0000.00717.41
8.1.90.0070.00017.30
8.1.80.0020.00517.37
8.1.70.0070.00017.36
8.1.60.0000.00817.51
8.1.50.0040.00417.52
8.1.40.0040.00417.46
8.1.30.0040.00417.67
8.1.20.0030.00517.59
8.1.10.0080.00017.56
8.1.00.0000.00717.53
8.0.300.0030.00618.77
8.0.290.0030.00317.18
8.0.280.0050.00218.41
8.0.270.0030.00317.18
8.0.260.0060.00316.74
8.0.250.0030.00316.96
8.0.240.0020.00516.83
8.0.230.0000.00716.96
8.0.220.0030.00316.75
8.0.210.0040.00416.74
8.0.200.0030.00316.92
8.0.190.0000.00816.83
8.0.180.0040.00416.78
8.0.170.0040.00416.82
8.0.160.0000.00516.90
8.0.150.0090.00016.66
8.0.140.0000.00716.70
8.0.130.0000.00613.30
8.0.120.0040.00416.77
8.0.110.0040.00416.79
8.0.100.0070.00016.95
8.0.90.0040.00316.82
8.0.80.0160.00016.83
8.0.70.0000.00816.88
8.0.60.0050.00216.79
8.0.50.0040.00416.79
8.0.30.0100.01116.81
8.0.20.0100.00917.40
8.0.10.0000.00716.86
8.0.00.0080.01516.79
7.4.330.0000.00515.06
7.4.320.0000.00616.47
7.4.300.0030.00316.59
7.4.290.0030.00316.49
7.4.280.0030.00316.42
7.4.270.0040.00416.50
7.4.260.0000.00716.51
7.4.250.0000.00816.56
7.4.240.0020.00516.52
7.4.230.0050.00316.40
7.4.220.0030.01916.51
7.4.210.0040.01116.52
7.4.200.0000.00716.64
7.4.190.0070.00016.65
7.4.160.0000.01816.59
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0120.00416.51
7.4.120.0100.00616.48
7.4.110.0070.01016.48
7.4.100.0060.01216.54
7.4.90.0000.01816.46
7.4.80.0100.00716.40
7.4.70.0130.00316.70
7.4.60.0080.00816.40
7.4.50.0000.00916.35
7.4.40.0050.00522.77
7.4.30.0040.01116.50
7.4.00.0060.01014.83
7.3.330.0000.00613.27
7.3.320.0000.00613.26
7.3.310.0020.00516.24
7.3.300.0030.00316.30
7.3.290.0080.00516.17
7.3.280.0070.01116.19
7.3.270.0040.01317.40
7.3.260.0030.01416.31
7.3.250.0140.00516.54
7.3.240.0140.00316.25
7.3.230.0140.01016.39
7.3.210.0180.00316.18
7.3.200.0170.00619.39
7.3.190.0070.01016.36
7.3.180.0100.00616.54
7.3.170.0030.01216.36
7.3.160.0130.00316.22
7.3.120.0080.00914.79
7.3.110.0050.01314.87
7.3.100.0050.00514.65
7.3.90.0070.00514.72
7.3.80.0050.00514.85
7.3.70.0070.00714.63
7.3.60.0050.00914.81
7.3.50.0080.00714.75
7.3.40.0070.00514.72
7.3.30.0060.00714.73
7.3.20.0050.00916.22
7.3.10.0050.00916.52
7.3.00.0070.00516.55
7.2.330.0130.00316.79
7.2.320.0070.01016.73
7.2.310.0070.01016.48
7.2.300.0150.00316.74
7.2.290.0060.01016.55
7.2.250.0090.00915.08
7.2.240.0080.01015.03
7.2.230.0100.00314.94
7.2.220.0040.00714.95
7.2.210.0080.00815.00
7.2.200.0060.00914.98
7.2.190.0030.01215.03
7.2.180.0040.01215.13
7.2.170.0030.00814.92
7.1.330.0070.00615.40
7.1.320.0060.00615.51
7.1.310.0020.00815.71
7.1.300.0100.00315.61
7.1.290.0060.00915.67
7.1.280.0100.00215.71
7.1.270.0050.00515.69
7.1.260.0020.00915.54
7.1.70.0070.00716.97
7.1.60.0140.01019.82
7.1.50.0130.01316.79
7.1.00.0000.08022.48
7.0.200.0070.00316.63
7.0.140.0000.07722.05
7.0.60.0130.07019.95
7.0.50.0070.06717.86
7.0.40.0030.04720.05
7.0.30.0330.07320.06
7.0.20.0270.06320.08
7.0.10.0070.04020.12
7.0.00.0100.08720.07
5.6.280.0030.07321.08
5.6.210.0070.08020.57
5.6.200.0070.07718.16
5.6.190.0070.04720.34
5.6.180.0000.04720.34
5.6.170.0300.05020.46
5.6.160.0170.07020.57
5.6.150.0170.07018.11
5.6.140.0000.04318.28
5.6.130.0030.08318.15
5.6.120.0100.09021.00
5.6.110.0170.07320.94
5.6.100.0130.07321.00
5.6.90.0100.05020.98
5.6.80.0170.07720.51
5.5.350.0100.07320.50
5.5.340.0070.04717.93
5.5.330.0100.08020.22
5.5.320.0070.08020.52
5.5.310.0270.05320.38
5.5.300.0100.08017.99
5.5.290.0070.06718.04
5.5.280.0100.04720.89
5.5.270.0130.04720.78
5.5.260.0230.07320.69
5.5.250.0170.07320.80
5.5.240.0070.03020.13
5.4.450.0600.03719.42
5.4.440.0170.03719.55
5.4.430.0930.04319.36
5.4.420.0670.04319.52
5.4.410.0170.06718.69
5.4.400.0100.05018.80
5.4.390.0000.06018.79
5.4.380.0200.05318.75
5.4.370.0270.06018.75
5.4.360.0300.05718.60
5.4.350.0270.04718.66
5.4.340.0470.04718.54
5.4.320.0080.04012.50
5.4.310.0040.04012.50
5.4.300.0040.03712.51
5.4.290.0100.03612.50
5.4.280.0050.03612.40
5.4.270.0060.04212.40
5.4.260.0070.04812.40
5.4.250.0050.03812.40
5.4.240.0060.03512.40
5.4.230.0060.03712.39
5.4.220.0070.04312.39
5.4.210.0050.03612.39
5.4.200.0040.03812.39
5.4.190.0070.03512.39
5.4.180.0050.03812.38
5.4.170.0120.04612.39
5.4.160.0170.04212.38
5.4.150.0140.04612.38
5.4.140.0130.04712.05
5.4.130.0110.04812.04
5.4.120.0120.04612.00
5.4.110.0190.04011.99
5.4.100.0150.04811.99
5.4.90.0140.04612.00
5.4.80.0130.04712.00
5.4.70.0130.04412.00
5.4.60.0130.04512.00
5.4.50.0200.04111.99
5.4.40.0170.04611.98
5.4.30.0180.04511.98
5.4.20.0120.04711.98
5.4.10.0150.04411.98
5.4.00.0270.09311.46
5.3.290.0030.04212.80
5.3.280.0040.04112.71
5.3.270.0370.09012.72
5.3.260.0180.04812.72
5.3.250.0220.04512.72
5.3.240.0180.04612.71
5.3.230.0370.08712.71
5.3.220.0230.03912.68
5.3.210.0150.04812.68
5.3.200.0160.05112.68
5.3.190.0190.05012.68
5.3.180.0280.06512.67
5.3.170.0180.04712.67
5.3.160.0210.04212.67
5.3.150.0270.09912.67
5.3.140.0360.09012.66
5.3.130.0300.06412.66
5.3.120.0180.04412.66
5.3.110.0120.04912.66
5.3.100.0160.04512.12
5.3.90.0140.04512.10
5.3.80.0200.04112.09
5.3.70.0220.03912.09
5.3.60.0160.04612.07
5.3.50.0130.04912.02
5.3.40.0190.04112.02
5.3.30.0170.04311.99
5.3.20.0170.04511.77
5.3.10.0170.04311.73
5.3.00.0160.04411.71
5.2.170.0090.0429.22
5.2.160.0110.0379.22
5.2.150.0150.0369.21
5.2.140.0130.0369.22
5.2.130.0270.0829.18
5.2.120.0110.0359.17
5.2.110.0120.0389.18
5.2.100.0190.0289.18
5.2.90.0180.0589.18
5.2.80.0130.0359.17
5.2.70.0190.0589.17
5.2.60.0090.0379.13
5.2.50.0160.0319.10
5.2.40.0090.0389.07
5.2.30.0130.0349.04
5.2.20.0130.0339.05
5.2.10.0090.0378.95
5.2.00.0140.0318.80
5.1.60.0130.0268.08
5.1.50.0130.0288.08
5.1.40.0090.0328.07
5.1.30.0290.0748.43
5.1.20.0130.0308.45
5.1.10.0120.0308.16
5.1.00.0090.0328.16
5.0.50.0080.0256.64
5.0.40.0090.0246.50
5.0.30.0090.0356.32
5.0.20.0080.0246.29
5.0.10.0110.0206.26
5.0.00.0070.0366.25
4.4.90.0070.0174.78
4.4.80.0090.0164.75
4.4.70.0060.0194.76
4.4.60.0060.0194.75
4.4.50.0060.0184.77
4.4.40.0030.0324.71
4.4.30.0060.0194.76
4.4.20.0060.0204.85
4.4.10.0070.0194.85
4.4.00.0070.0294.75
4.3.110.0080.0174.67
4.3.100.0090.0164.66
4.3.90.0100.0144.63
4.3.80.0030.0334.59
4.3.70.0080.0164.63
4.3.60.0080.0184.63
4.3.50.0120.0184.63
4.3.40.0080.0264.54
4.3.30.0040.0193.30
4.3.20.0100.0733.29
4.3.10.0030.0193.25
4.3.00.0200.01713.29

preferences:
42.47 ms | 401 KiB | 5 Q