3v4l.org

run code in 300+ PHP versions simultaneously
<?php spl_autoload_register('loader'); function loader($className) { echo "loading $className\n"; if ($className == 'B') eval("class B { function __wakeup(){echo 'B::__wakeup';}}"); else if ($className == 'D') eval("class D { function __wakeup(){echo 'D::__wakeup';}}"); else if ($className == 'E') eval("class E extends D { function __wakeup(){echo 'E::__wakeup';}}"); echo "loaded $className: " . class_exists($className, false) . "\n"; return true; } class Wakeup { public $b; public $e; function __construct() { $this->b = new B; $this->e = new E; } } unserialize('O:6:"Wakeup":2:{s:1:"b";O:1:"B":0:{}s:1:"e";O:1:"E":0:{}}');

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)
8.3.60.0180.00318.15
8.3.50.0080.01021.21
8.3.40.0110.00418.68
8.3.30.0120.00620.35
8.3.20.0040.00418.64
8.3.10.0080.00020.92
8.3.00.0040.00422.52
8.2.180.0070.00716.50
8.2.170.0150.00022.96
8.2.160.0140.00020.39
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00020.48
8.2.110.0030.00920.91
8.2.100.0060.00617.84
8.2.90.0000.00819.26
8.2.80.0000.00719.33
8.2.70.0000.00917.63
8.2.60.0000.00817.93
8.2.50.0030.00618.07
8.2.40.0080.00019.88
8.2.30.0040.00419.46
8.2.20.0070.00017.75
8.2.10.0030.00617.70
8.2.00.0070.00017.79
8.1.280.0100.00725.92
8.1.270.0060.00323.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0000.01120.64
8.1.230.0040.00820.88
8.1.220.0040.00418.77
8.1.210.0060.00318.88
8.1.200.0060.00317.23
8.1.190.0000.00817.40
8.1.180.0060.00318.10
8.1.170.0050.00318.39
8.1.160.0050.00218.97
8.1.150.0040.00418.48
8.1.140.0040.00417.41
8.1.130.0040.00417.70
8.1.120.0080.00017.29
8.1.110.0050.00517.45
8.1.100.0030.00517.39
8.1.90.0040.00417.46
8.1.80.0040.00417.32
8.1.70.0000.00717.39
8.1.60.0030.00617.55
8.1.50.0040.00417.38
8.1.40.0040.00417.52
8.1.30.0030.00517.59
8.1.20.0000.00917.66
8.1.10.0030.00617.51
8.1.00.0030.00617.51
8.0.300.0030.00919.91
8.0.290.0000.00817.18
8.0.280.0000.00818.43
8.0.270.0000.00716.89
8.0.260.0030.00316.90
8.0.250.0000.00717.05
8.0.240.0000.00717.06
8.0.230.0070.00017.07
8.0.220.0050.00217.02
8.0.210.0000.00717.00
8.0.200.0030.00317.02
8.0.190.0000.00817.02
8.0.180.0040.00417.02
8.0.170.0000.00716.99
8.0.160.0030.00317.02
8.0.150.0070.00016.98
8.0.140.0090.00016.76
8.0.130.0000.00613.36
8.0.120.0060.00316.87
8.0.110.0040.00416.95
8.0.100.0030.00317.03
8.0.90.0040.00416.97
8.0.80.0040.01816.93
8.0.70.0020.00516.96
8.0.60.0040.00416.83
8.0.50.0040.00416.93
8.0.30.0110.00816.98
8.0.20.0110.00817.40
8.0.10.0050.00317.00
8.0.00.0100.00916.73
7.4.330.0000.00516.79
7.4.320.0030.00316.51
7.4.300.0060.00016.57
7.4.290.0040.00416.56
7.4.280.0030.00316.66
7.4.270.0000.00716.65
7.4.260.0000.00513.34
7.4.250.0000.00816.45
7.4.240.0000.00716.62
7.4.230.0000.00716.69
7.4.220.0100.01016.69
7.4.210.0040.01116.53
7.4.200.0070.00016.55
7.4.190.0030.00316.70
7.4.160.0030.01316.37
7.4.150.0120.01217.40
7.4.140.0130.00417.86
7.4.130.0080.00816.50
7.4.120.0080.00816.40
7.4.110.0080.00916.55
7.4.100.0070.01016.63
7.4.90.0130.00616.59
7.4.80.0030.01419.39
7.4.70.0060.01316.42
7.4.60.0130.01016.38
7.4.50.0030.00616.66
7.4.40.0030.01022.77
7.4.30.0140.00316.36
7.4.00.0070.01014.73
7.3.330.0050.00013.28
7.3.320.0020.00213.39
7.3.310.0000.00616.50
7.3.300.0030.00316.39
7.3.290.0090.00616.41
7.3.280.0140.00516.35
7.3.270.0100.00717.40
7.3.260.0060.01318.24
7.3.250.0100.00816.54
7.3.240.0090.00716.41
7.3.230.0160.00716.39
7.3.210.0120.00616.38
7.3.200.0070.01119.39
7.3.190.0100.01016.59
7.3.180.0060.01516.45
7.3.170.0180.00416.41
7.3.160.0080.00816.43
7.3.120.0030.01415.18
7.3.10.0060.00816.38
7.3.00.0080.00516.61
7.2.330.0090.01516.63
7.2.320.0120.00616.64
7.2.310.0100.00716.82
7.2.300.0080.00816.60
7.2.290.0070.01016.61
7.2.130.0050.00816.61
7.2.120.0050.00916.77
7.2.110.0130.00516.72
7.2.100.0040.00816.68
7.2.90.0060.01116.72
7.2.80.0100.00816.46
7.2.70.0100.00616.77
7.2.60.0060.01016.71
7.2.50.0110.00816.81
7.2.40.0030.01116.65
7.2.30.0090.01216.84
7.2.20.0100.00916.76
7.2.10.0090.00716.73
7.2.00.0060.01017.56
7.1.250.0110.00315.57
7.1.200.0070.01215.31
7.1.100.0100.00618.08
7.1.70.0040.00816.88
7.1.60.0060.01919.17
7.1.50.0320.00634.97
7.1.00.0030.05022.36
7.0.200.0040.00416.88
7.0.140.0070.07022.00
7.0.100.0330.08719.90
7.0.90.0070.05019.95
7.0.80.0070.08320.03
7.0.70.0230.04719.97
7.0.60.0070.08319.90
7.0.50.0370.08320.37
7.0.40.0030.04720.13
7.0.30.0000.05319.95
7.0.20.0070.09020.14
7.0.10.0130.05019.95
7.0.00.0000.05320.12
5.6.280.0070.07321.04
5.6.250.0030.04320.54
5.6.240.0030.04720.63
5.6.230.0270.05720.54
5.6.220.0100.08320.71
5.6.210.0170.06320.65
5.6.200.0130.07321.09
5.6.190.0030.06321.02
5.6.180.0170.07020.96
5.6.170.0100.05321.06
5.6.160.0030.04721.18
5.6.150.0200.07021.12
5.6.140.0030.04320.95
5.6.130.0100.04321.16
5.6.120.0100.05020.95
5.6.110.0070.05721.00
5.6.100.0100.04721.10
5.6.90.0130.08021.04
5.6.80.0100.06720.43
5.6.70.0070.08020.56
5.6.60.0100.06020.42
5.6.50.0070.04020.53
5.6.40.0000.04720.47
5.6.30.0100.08020.48
5.6.20.0070.08320.29
5.6.10.0100.08020.40
5.6.00.0000.06320.53
5.5.380.0200.03320.43
5.5.370.0030.05720.57
5.5.360.0070.08320.36
5.5.350.0070.08320.43
5.5.340.0170.06720.74
5.5.330.0030.07720.74
5.5.320.0030.04720.65
5.5.310.0230.07020.79
5.5.300.0030.04720.80
5.5.290.0100.06720.90
5.5.280.0330.05720.81
5.5.270.0030.04720.73
5.5.260.0100.08020.64
5.5.250.0030.07020.59
5.5.240.0130.06720.23
5.5.230.0200.06020.20
5.5.220.0100.03020.11
5.5.210.0170.02720.25
5.5.200.0100.07320.24
5.5.190.0100.08020.16
5.5.180.0100.05020.10
5.5.160.0130.06320.11
5.5.150.0100.07720.09
5.5.140.0070.05720.26
5.5.130.0070.04720.29
5.5.120.0130.06720.28
5.5.110.0030.08320.11
5.5.100.0030.07020.09
5.5.90.0130.04020.07
5.5.80.0070.08020.10
5.5.70.0170.07719.95
5.5.60.0070.07720.11
5.5.50.0130.07320.14
5.5.40.0030.04320.15
5.5.30.0130.04720.13
5.5.20.0000.06020.11
5.5.10.0100.08020.14
5.5.00.0100.05320.12
5.4.450.0000.07019.38
5.4.440.0130.06719.37
5.4.430.0030.05719.48
5.4.420.0030.04319.37
5.4.410.0100.07319.15
5.4.400.0130.06319.05
5.4.390.0100.03718.85
5.4.380.0000.08019.18
5.4.370.0030.06318.91
5.4.360.0070.04019.05
5.4.350.0100.08019.20
5.4.340.0100.06719.05
5.4.320.0070.08719.03
5.4.310.0030.04319.13
5.4.300.0100.03719.14
5.4.290.0070.06019.09
5.4.280.0070.07318.90
5.4.270.0100.08319.10
5.4.260.0070.04019.05
5.4.250.0000.04719.15
5.4.240.0070.04019.16
5.4.230.0000.08318.84
5.4.220.0170.07319.04
5.4.210.0030.04019.12
5.4.200.0000.04019.04
5.4.190.0130.03719.14
5.4.180.0100.04718.87
5.4.170.0100.06319.11
5.4.160.0170.06318.86
5.4.150.0130.07719.11
5.4.140.0070.07316.39
5.4.130.0130.03716.46
5.4.120.0070.06716.38
5.4.110.0030.07316.56
5.4.100.0100.05016.42
5.4.90.0000.06316.48
5.4.80.0130.07016.46
5.4.70.0100.04716.38
5.4.60.0100.05016.47
5.4.50.0130.05716.48
5.4.40.0070.06016.43
5.4.30.0070.05716.46
5.4.20.0130.06016.36
5.4.10.0030.07316.30
5.4.00.0000.07715.80
5.3.290.0100.07314.80
5.3.280.0030.04314.55
5.3.270.0070.07314.60
5.3.260.0100.07714.69
5.3.250.0070.08014.73
5.3.240.0070.07714.55
5.3.230.0170.05314.61
5.3.220.0030.06014.64
5.3.210.0030.04714.62
5.3.200.0130.07014.61
5.3.190.0100.07714.68
5.3.180.0070.03714.64
5.3.170.0030.08014.65
5.3.160.0030.07314.64
5.3.150.0100.06314.59
5.3.140.0100.07314.51
5.3.130.0030.08014.63
5.3.120.0030.04714.58
5.3.110.0070.06714.54
5.3.100.0030.07714.08
5.3.90.0070.06314.14
5.3.80.0070.03714.05
5.3.70.0070.06714.04
5.3.60.0030.05014.05
5.3.50.0100.06313.92
5.3.40.0030.06314.11
5.3.30.0100.07013.86
5.3.20.0000.04013.76
5.3.10.0100.05313.74
5.3.00.0170.05713.80
5.2.170.0030.06713.46
5.2.160.0100.05313.46
5.2.150.0030.06713.46
5.2.140.0070.06013.46
5.2.130.0100.04313.46
5.2.120.0070.06013.46
5.2.110.0000.03713.46
5.2.100.0170.04313.46
5.2.90.0100.05013.46
5.2.80.0030.05313.46
5.2.70.0070.05713.46
5.2.60.0070.06013.46
5.2.50.0070.04313.46
5.2.40.0030.05713.46
5.2.30.0070.03313.46
5.2.20.0070.03313.46
5.2.10.0030.05713.46
5.2.00.0000.06313.46
5.1.60.0000.05313.46
5.1.50.0170.03313.46
5.1.40.0030.03713.46
5.1.30.0030.02713.46
5.1.20.0070.02713.46
5.1.10.0000.06013.46
5.1.00.0130.03713.46
5.0.50.0000.03313.46
5.0.40.0030.02713.46
5.0.30.0000.03713.46
5.0.20.0030.03313.46
5.0.10.0030.04713.46
5.0.00.0070.05713.46
4.4.90.0000.03313.46
4.4.80.0030.03713.46
4.4.70.0070.02313.46
4.4.60.0070.02313.46
4.4.50.0000.02313.46
4.4.40.0000.03313.46
4.4.30.0000.03013.46
4.4.20.0000.02013.46
4.4.10.0070.02713.46
4.4.00.0000.03313.46
4.3.110.0030.03313.46
4.3.100.0000.01713.46
4.3.90.0070.02713.46
4.3.80.0000.05313.46
4.3.70.0030.01713.46
4.3.60.0000.03313.46
4.3.50.0030.03013.46
4.3.40.0000.05313.46
4.3.30.0030.02313.46
4.3.20.0070.03713.46
4.3.10.0030.03713.46
4.3.00.0030.03013.46

preferences:
42.17 ms | 401 KiB | 5 Q