3v4l.org

run code in 300+ PHP versions simultaneously
<?php 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->isInstantiated ? '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)
8.3.60.0090.00616.63
8.3.50.0200.00916.61
8.3.40.0090.00618.73
8.3.30.0120.00318.67
8.3.20.0080.00018.72
8.3.10.0080.00018.52
8.3.00.0120.00017.38
8.2.180.0140.00716.88
8.2.170.0070.00722.96
8.2.160.0160.00018.73
8.2.150.0060.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00520.93
8.2.110.0090.00021.06
8.2.100.0090.00317.84
8.2.90.0000.00817.75
8.2.80.0030.00618.82
8.2.70.0090.00017.63
8.2.60.0060.00318.03
8.2.50.0060.00318.07
8.2.40.0040.00418.16
8.2.30.0090.00017.63
8.2.20.0060.00617.72
8.2.10.0040.00417.60
8.2.00.0050.00517.56
8.1.280.0030.01725.92
8.1.270.0110.00423.99
8.1.260.0110.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00320.88
8.1.230.0040.00820.89
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0070.00018.50
8.1.160.0050.00219.03
8.1.150.0050.00318.50
8.1.140.0070.00017.33
8.1.130.0030.00317.75
8.1.120.0050.00217.28
8.1.110.0000.00817.39
8.1.100.0040.00417.30
8.1.90.0040.00417.46
8.1.80.0080.00017.33
8.1.70.0030.00317.43
8.1.60.0040.00417.59
8.1.50.0000.00717.36
8.1.40.0000.00917.49
8.1.30.0040.00417.66
8.1.20.0080.00417.61
8.1.10.0040.00417.52
8.1.00.0040.00417.48
8.0.300.0000.00819.94
8.0.290.0040.00416.75
8.0.280.0000.00718.42
8.0.270.0050.00217.33
8.0.260.0000.00716.76
8.0.250.0040.00416.96
8.0.240.0000.00716.86
8.0.230.0030.00316.84
8.0.220.0030.00316.81
8.0.210.0050.00216.84
8.0.200.0000.00716.84
8.0.190.0080.00316.98
8.0.180.0040.00416.90
8.0.170.0050.00316.73
8.0.160.0040.00416.82
8.0.150.0040.00416.84
8.0.140.0030.00516.74
8.0.130.0030.00313.23
8.0.120.0030.00516.69
8.0.110.0000.00716.91
8.0.100.0000.00816.96
8.0.90.0040.00416.96
8.0.80.0070.00716.95
8.0.70.0040.00416.85
8.0.60.0040.00416.90
8.0.50.0050.00316.88
8.0.30.0110.00317.29
8.0.20.0110.00717.11
8.0.10.0050.00217.03
8.0.00.0090.01116.69
7.4.330.0000.00512.91
7.4.320.0000.00616.57
7.4.300.0000.00616.41
7.4.290.0030.00316.61
7.4.280.0040.00416.41
7.4.270.0040.00416.58
7.4.260.0000.00513.29
7.4.250.0030.00616.58
7.4.240.0070.00016.62
7.4.230.0050.00316.69
7.4.220.0140.00416.45
7.4.210.0030.01416.57
7.4.200.0040.00416.35
7.4.190.0070.00016.70
7.4.160.0060.00916.41
7.4.150.0170.00316.57
7.4.140.0050.01216.56
7.4.130.0100.00716.53
7.4.120.0080.00916.54
7.4.110.0090.00916.37
7.4.100.0160.00616.81
7.4.90.0120.00916.70
7.4.80.0200.00019.39
7.4.70.0060.01216.66
7.4.60.0060.00916.54
7.4.50.0030.01016.24
7.4.40.0080.00816.22
7.4.30.0030.01316.50
7.4.00.0080.00815.18
7.3.330.0030.00313.17
7.3.320.0050.00013.15
7.3.310.0040.00416.30
7.3.300.0030.00316.25
7.3.290.0090.00616.29
7.3.280.0050.01416.27
7.3.270.0100.00716.30
7.3.260.0180.00416.30
7.3.250.0140.00716.32
7.3.240.0040.01916.34
7.3.230.0060.01116.46
7.3.210.0080.00816.39
7.3.200.0090.00916.36
7.3.190.0070.01116.27
7.3.180.0080.01316.32
7.3.170.0150.00916.16
7.3.160.0040.01516.31
7.3.120.0030.01314.79
7.3.10.0110.00416.41
7.3.00.0040.01116.64
7.2.330.0100.00716.54
7.2.320.0130.01016.56
7.2.310.0120.00916.53
7.2.300.0060.01616.65
7.2.290.0090.00816.75
7.2.130.0000.01316.84
7.2.120.0030.01317.05
7.2.110.0030.00916.74
7.2.100.0030.00616.87
7.2.90.0040.00716.95
7.2.80.0050.00516.94
7.2.70.0050.00516.89
7.2.60.0020.01116.66
7.2.50.0000.01017.11
7.2.40.0080.00616.93
7.2.30.0030.01016.93
7.2.20.0070.00316.46
7.2.10.0040.00816.81
7.2.00.0090.00218.05
7.1.250.0000.01115.61
7.1.200.0040.01115.80
7.1.100.0060.00617.95
7.1.70.0060.00316.80
7.1.60.0090.01519.30
7.1.50.0120.01216.78
7.1.00.0030.07322.33
7.0.200.0040.00816.84
7.0.140.0030.07322.07
7.0.120.0030.04322.16
7.0.60.0130.07319.91
7.0.50.0100.05017.98
7.0.40.0100.04320.20
7.0.30.0300.06720.34
7.0.20.0330.08020.06
7.0.10.0270.07320.07
7.0.00.0030.04020.25
5.6.280.0030.07020.86
5.6.210.0100.05720.50
5.6.200.0130.07718.29
5.6.190.0070.08320.41
5.6.180.0130.04720.44
5.6.170.0400.07720.43
5.6.160.0130.05320.55
5.6.150.0030.05718.25
5.6.140.0030.04018.14
5.6.130.0030.05718.16
5.6.120.0030.05321.04
5.6.110.0170.07321.05
5.6.100.0100.07020.96
5.6.90.0200.07320.98
5.6.80.0130.04020.40
5.6.70.0330.07020.37
5.5.350.0270.08020.39
5.5.340.0100.05718.04
5.5.330.0030.09020.35
5.5.320.0130.06720.21
5.5.310.0230.05020.32
5.5.300.0030.08017.95
5.5.290.0130.07317.94
5.5.280.0030.04020.88
5.5.270.0100.07720.89
5.5.260.0030.04020.88
5.5.250.0070.03720.70
5.5.240.0000.04020.20
5.4.450.4100.04019.37
5.4.440.0030.07319.44
5.4.430.1530.06319.27
5.4.420.4230.03319.49
5.4.410.3970.04319.23
5.4.400.4700.03718.97
5.4.390.5200.03319.18
5.4.380.4200.04019.19
5.4.370.4700.03718.97
5.4.360.4830.03718.90
5.4.350.0800.03719.25
5.4.340.0100.04719.20
5.4.320.4570.04318.96
5.4.310.4630.03319.12
5.4.300.4700.03319.04
5.4.290.4800.03719.21
5.4.280.4300.03719.03
5.4.270.4100.03319.04
5.4.260.1330.04318.90
5.4.250.0100.07719.12
5.4.240.4600.03319.12
5.4.230.4770.04319.03
5.4.220.3900.04019.18
5.4.210.4230.04019.21
5.4.200.4470.03319.11
5.4.190.4330.03018.91
5.4.180.3970.04018.91
5.4.170.3870.04019.18
5.4.160.4100.03719.01
5.4.150.3730.03719.13
5.4.140.2800.03316.39
5.4.130.2930.03316.39
5.4.120.2970.03016.45
5.4.110.2630.03716.57
5.4.100.3230.03016.37
5.4.90.3200.03716.53
5.4.80.3070.03316.58
5.4.70.3500.04316.35
5.4.60.2530.03716.50
5.4.50.4170.03716.47
5.4.40.4370.03716.42
5.4.30.4400.03316.32
5.4.20.4530.02716.23
5.4.10.4400.03716.45
5.4.00.4630.03715.93
5.3.290.4930.03714.71
5.3.280.3900.03714.52
5.3.270.4100.03314.64
5.3.260.4900.03714.49
5.3.250.2130.04714.63
5.3.240.2970.03714.75
5.3.230.2970.03314.60
5.3.220.2830.03014.75
5.3.210.3330.03714.64
5.3.200.2970.03014.73
5.3.190.3170.03714.64
5.3.180.2670.03314.45
5.3.170.2230.03714.72
5.3.160.3970.03714.71
5.3.150.3770.03714.57
5.3.140.4100.03314.57
5.3.130.4300.03714.56
5.3.120.4300.03314.57
5.3.110.4000.03714.71
5.3.100.4930.03314.06
5.3.90.4430.03314.11
5.3.80.4600.03714.10
5.3.70.4570.03714.08
5.3.60.4300.04014.16
5.3.50.4930.03313.92
5.3.40.4900.03314.00
5.3.30.4470.03713.91
5.3.20.4930.03013.69
5.3.10.4500.04013.67
5.3.00.3900.02713.61
5.2.170.4230.03311.05
5.2.160.4100.03011.21
5.2.150.4100.03011.20
5.2.140.4130.03011.10
5.2.130.4270.03311.00
5.2.120.4130.02711.18
5.2.110.3670.01711.11
5.2.100.4000.02311.27
5.2.90.3000.02011.04
5.2.80.3400.03011.10
5.2.70.3130.02311.25
5.2.60.3470.03010.98
5.2.50.3530.02711.03
5.2.40.2470.03311.01
5.2.30.2900.02710.96
5.2.20.2530.02310.93
5.2.10.2900.03310.88
5.2.00.3030.02010.77
5.1.60.3030.02310.05
5.1.50.3170.0209.91
5.1.40.3270.02010.00
5.1.30.3170.02710.36
5.1.20.3130.03010.52
5.1.10.3130.02310.09
5.1.00.2970.02310.11
5.0.50.1800.0208.53
5.0.40.1830.0138.46
5.0.30.1430.0308.29
5.0.20.1670.0208.27
5.0.10.1670.0178.09
5.0.00.1770.0338.12
4.4.90.1500.0175.82
4.4.80.1400.0205.89
4.4.70.1270.0135.83
4.4.60.1500.0175.85
4.4.50.1000.0235.86
4.4.40.1770.0275.81
4.4.30.1530.0205.84
4.4.20.1430.0135.95
4.4.10.1830.0205.91
4.4.00.1600.0205.92
4.3.110.1900.0075.70
4.3.100.1270.0175.77
4.3.90.1870.0135.80
4.3.80.1670.0275.67
4.3.70.1670.0175.76
4.3.60.1800.0175.83
4.3.50.1770.0205.79
4.3.40.1900.0235.79
4.3.30.0870.0175.24
4.3.20.1000.0235.24
4.3.10.1030.0205.24
4.3.00.1200.0175.24

preferences:
64.2 ms | 401 KiB | 5 Q