3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class AbstractClass { public function __construct() { echo 'aaa'; } // Our abstract method only needs to define the required arguments abstract protected function prefixName($name); } class ConcreteClass extends AbstractClass { public function __construct($a) { echo $a; } // Our child class may define optional arguments not in the parent's signature public function prefixName($name, $separator=0 ) { if ($name == "Pacman") { $prefix = "Mr"; } elseif ($name == "Pacwoman") { $prefix = "Mrs"; } else { $prefix = ""; } return "{$prefix}{$separator} {$name}"; } } $class = new ConcreteClass; echo $class->prefixName("Pacman"), "\n"; echo $class->prefixName("Pacwoman"), "\n"; ?>

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)
8.3.60.0070.01116.38
8.3.50.0140.00517.52
8.3.40.0040.01118.71
8.3.30.0120.00318.57
8.3.20.0040.00418.86
8.3.10.0060.00320.48
8.3.00.0060.00319.38
8.2.180.0110.00416.88
8.2.170.0090.00622.96
8.2.160.0120.00320.82
8.2.150.0090.00024.18
8.2.140.0030.00524.66
8.2.130.0060.00326.16
8.2.120.0030.00720.63
8.2.110.0090.00021.00
8.2.100.0040.00717.78
8.2.90.0030.00518.97
8.2.80.0030.00519.32
8.2.70.0090.00017.50
8.2.60.0040.00417.91
8.2.50.0000.00818.07
8.2.40.0000.00818.16
8.2.30.0000.00817.91
8.2.20.0030.00617.67
8.2.10.0000.00717.68
8.2.00.0030.00517.55
8.1.280.0130.01325.92
8.1.270.0060.00324.66
8.1.260.0050.00526.35
8.1.250.0050.00228.09
8.1.240.0070.00422.02
8.1.230.0070.00420.64
8.1.220.0060.00318.77
8.1.210.0040.00419.07
8.1.200.0040.00417.10
8.1.190.0000.00917.39
8.1.180.0090.00018.10
8.1.170.0040.00418.84
8.1.160.0080.00318.84
8.1.150.0040.00418.57
8.1.140.0040.00417.34
8.1.130.0030.00317.84
8.1.120.0000.00817.25
8.1.110.0080.00017.31
8.1.100.0070.00017.29
8.1.90.0040.00417.35
8.1.80.0030.00417.34
8.1.70.0030.00317.36
8.1.60.0030.00517.52
8.1.50.0080.00017.43
8.1.40.0000.00717.54
8.1.30.0000.00817.64
8.1.20.0030.00517.54
8.1.10.0040.00417.48
8.1.00.0080.00017.52
8.0.300.0060.00319.87
8.0.290.0040.00416.75
8.0.280.0030.00518.38
8.0.270.0040.00417.21
8.0.260.0000.00716.84
8.0.250.0000.00716.88
8.0.240.0030.00516.97
8.0.230.0050.00216.95
8.0.220.0040.00416.88
8.0.210.0000.00716.91
8.0.200.0000.00716.88
8.0.190.0050.00316.93
8.0.180.0060.00316.97
8.0.170.0050.00516.87
8.0.160.0030.00516.93
8.0.150.0040.00416.86
8.0.140.0090.00016.93
8.0.130.0060.00013.40
8.0.120.0050.00216.91
8.0.110.0070.00016.90
8.0.100.0090.00016.95
8.0.90.0030.00316.91
8.0.80.0100.00616.93
8.0.70.0040.00416.82
8.0.60.0000.00716.70
8.0.50.0040.00416.88
8.0.30.0160.00317.18
8.0.20.0090.00917.00
8.0.10.0000.00716.95
8.0.00.0070.01416.59
7.4.330.0030.00312.89
7.4.320.0040.00416.49
7.4.300.0030.00316.50
7.4.290.0030.00316.62
7.4.280.0080.00016.56
7.4.270.0070.00016.52
7.4.260.0000.00513.24
7.4.250.0050.00516.45
7.4.240.0000.00816.58
7.4.230.0030.00316.66
7.4.220.0070.01416.43
7.4.210.0120.00416.61
7.4.200.0000.00716.58
7.4.190.0050.00316.66
7.4.160.0090.00616.54
7.4.150.0090.01116.45
7.4.140.0100.01016.45
7.4.130.0110.00616.54
7.4.120.0100.00816.45
7.4.110.0090.00916.45
7.4.100.0090.00916.67
7.4.90.0070.01016.46
7.4.80.0130.00319.39
7.4.70.0060.01516.51
7.4.60.0100.00716.53
7.4.50.0110.00316.31
7.4.40.0090.00916.28
7.4.30.0060.01616.34
7.4.00.0090.00415.07
7.3.330.0000.00713.33
7.3.320.0030.00313.19
7.3.310.0000.00816.42
7.3.300.0000.00616.38
7.3.290.0040.01016.37
7.3.280.0100.00616.34
7.3.270.0030.01316.32
7.3.260.0140.00316.37
7.3.250.0090.00716.30
7.3.240.0120.00916.32
7.3.230.0100.01016.56
7.3.210.0110.00616.36
7.3.200.0060.01716.42
7.3.190.0060.00916.38
7.3.180.0060.00916.29
7.3.170.0000.01716.45
7.3.160.0030.01316.39
7.3.120.0110.00414.86
7.3.10.0080.00616.53
7.3.00.0040.00916.63
7.2.330.0090.00916.47
7.2.320.0150.00516.48
7.2.310.0120.00616.59
7.2.300.0100.00716.23
7.2.290.0000.01616.37
7.2.130.0120.00416.63
7.2.120.0050.00516.76
7.2.110.0060.00616.52
7.2.100.0050.01116.67
7.2.90.0050.00716.65
7.2.80.0060.00716.71
7.2.70.0100.00516.47
7.2.60.0040.01116.59
7.2.50.0100.00516.92
7.2.40.0040.00916.86
7.2.30.0080.00916.84
7.2.20.0120.00416.74
7.2.10.0040.01116.83
7.2.00.0090.00817.57
7.1.250.0080.00315.65
7.1.200.0090.00615.48
7.1.100.0000.01117.96
7.1.70.0030.00316.82
7.1.60.0030.02019.40
7.1.50.0060.01516.81
7.1.00.0030.07722.54
7.0.200.0070.00414.87
7.0.140.0070.06722.04
7.0.120.0030.04321.95
7.0.60.0070.07719.91
7.0.50.0070.07017.95
7.0.40.0100.06017.80
7.0.30.0070.08317.84
7.0.20.0100.07017.85
7.0.10.0030.05017.78
7.0.00.0070.06717.68
5.6.280.0000.07720.90
5.6.210.0170.07020.61
5.6.200.0030.06318.18
5.6.190.0100.07018.18
5.6.180.0070.08318.21
5.6.170.0130.07718.14
5.6.160.0130.06718.14
5.6.150.0170.06718.25
5.6.140.0070.04718.28
5.6.130.0070.05318.27
5.6.120.0070.05018.21
5.6.110.0100.08018.14
5.6.100.0130.06018.17
5.6.90.0030.06018.16
5.6.80.0070.07717.59
5.6.70.0030.08017.67
5.6.60.0100.04317.64
5.6.50.0070.07017.61
5.6.40.0030.05017.63
5.6.30.0130.06717.64
5.6.20.0030.08317.51
5.6.10.0030.04317.60
5.6.00.0070.03717.53
5.5.350.0300.07320.53
5.5.340.0100.05318.05
5.5.330.0100.05717.96
5.5.320.0070.08017.98
5.5.310.0070.04017.95
5.5.300.0030.08718.05
5.5.290.0170.07317.99
5.5.280.0030.08717.98
5.5.270.0070.08717.98
5.5.260.0100.08017.93
5.5.250.0070.08017.85
5.5.240.0070.06717.32
5.5.230.0100.07317.43
5.5.220.0070.03717.30
5.5.210.0100.07317.32
5.5.200.0130.04717.34
5.5.190.0030.08317.34
5.5.180.0100.03317.43
5.5.160.0070.08017.30
5.5.150.0100.06717.33
5.5.140.0100.07317.30
5.5.130.0070.06317.30
5.5.120.0030.04017.30
5.5.110.0000.04317.43
5.5.100.0030.03717.34
5.5.90.0030.03717.23
5.5.80.0000.04017.17
5.5.70.0030.03717.22
5.5.60.0030.03717.18
5.5.50.0030.04017.23
5.5.40.0000.04317.18
5.5.30.0070.03317.32
5.5.20.0000.04017.18
5.5.10.0030.03717.32
5.5.00.0070.03317.30
5.4.450.0030.08319.43
5.4.440.0030.08719.38
5.4.430.0130.07719.38
5.4.420.0100.06019.44
5.4.410.0030.08019.23
5.4.400.0070.05319.04
5.4.390.0130.07319.00
5.4.380.0030.06319.09
5.4.370.0130.07019.12
5.4.360.0030.05319.02
5.4.350.0070.04719.01
5.4.340.0070.03719.13
5.4.320.0130.06019.09
5.4.310.0070.08019.05
5.4.300.0070.07318.98
5.4.290.0070.04718.98
5.4.280.0100.03319.10
5.4.270.0030.04319.10
5.4.260.0000.04019.02
5.4.250.0000.04019.09
5.4.240.0000.04019.11
5.4.230.0100.03019.27
5.4.220.0000.04019.04
5.4.210.0000.04019.07
5.4.200.0030.03719.14
5.4.190.0030.03719.13
5.4.180.0000.04019.02
5.4.170.0070.03719.04
5.4.160.0070.03319.10
5.4.150.0000.04019.02
5.4.140.0070.04016.41
5.4.130.0000.03716.35
5.4.120.0030.03716.36
5.4.110.0070.03716.29
5.4.100.0070.03316.43
5.4.90.0030.03316.43
5.4.80.0000.03716.52
5.4.70.0100.02716.50
5.4.60.0030.03316.21
5.4.50.0030.03316.46
5.4.40.0030.03316.43
5.4.30.0000.03716.45
5.4.20.0200.02716.45
5.4.10.0070.05016.42
5.4.00.0030.06015.98
5.3.290.0100.06714.72
5.3.280.0100.03014.58
5.3.270.0030.03714.61
5.3.260.0070.03314.71
5.3.250.0030.03714.71
5.3.240.0000.05014.61
5.3.230.0030.03714.70
5.3.220.0070.03014.67
5.3.210.0100.03014.53
5.3.200.0000.04014.42
5.3.190.0030.03714.57
5.3.180.0000.04014.57
5.3.170.0030.03314.59
5.3.160.0000.04014.59
5.3.150.0000.03714.61
5.3.140.0070.03014.59
5.3.130.0030.03714.50
5.3.120.0030.03714.54
5.3.110.0070.03314.52
5.3.100.0000.04714.07
5.3.90.0030.04014.02
5.3.80.0070.05313.91
5.3.70.0130.04714.11
5.3.60.0100.05713.90
5.3.50.0030.07013.96
5.3.40.0070.07014.01
5.3.30.0070.06713.93
5.3.20.0070.07013.59
5.3.10.0030.06313.66
5.3.00.0130.02713.64
5.2.170.0070.04311.19
5.2.160.0130.05711.14
5.2.150.0070.06011.12
5.2.140.0030.05311.19
5.2.130.0130.05011.01
5.2.120.0100.05711.13
5.2.110.0030.06311.08
5.2.100.0070.05711.18
5.2.90.0070.03711.14
5.2.80.0000.06011.12
5.2.70.0030.03711.17
5.2.60.0030.03311.10
5.2.50.0030.05311.05
5.2.40.0130.05710.89
5.2.30.0030.03010.86
5.2.20.0030.04711.02
5.2.10.0030.06010.87
5.2.00.0030.05310.77
5.1.60.0070.05010.05
5.1.50.0070.0479.96
5.1.40.0070.02010.21
5.1.30.0030.05710.34
5.1.20.0000.03710.34
5.1.10.0100.05310.02
5.1.00.0030.03010.04
5.0.50.0030.0308.53
5.0.40.0030.0478.41
5.0.30.0030.0608.28
5.0.20.0030.0438.24
5.0.10.0000.0508.01
5.0.00.0000.0478.14
4.4.90.0030.0137.79
4.4.80.0000.0177.79
4.4.70.0030.0337.79
4.4.60.0000.0207.79
4.4.50.0000.0337.79
4.4.40.0030.0307.79
4.4.30.0000.0237.79
4.4.20.0000.0377.79
4.4.10.0000.0337.79
4.4.00.0070.0307.79
4.3.110.0000.0277.79
4.3.100.0000.0237.79
4.3.90.0070.0307.79
4.3.80.0000.0407.79
4.3.70.0030.0377.79
4.3.60.0000.0307.79
4.3.50.0000.0277.79
4.3.40.0000.0337.79
4.3.30.0000.0237.79
4.3.20.0000.0277.79
4.3.10.0030.0177.79
4.3.00.0030.0377.79

preferences:
47.49 ms | 401 KiB | 5 Q