3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class AbstractClass { abstract function __construct(); // Our abstract method only needs to define the required arguments abstract protected function prefixName($name); } class ConcreteClass extends AbstractClass { public function __construct($a=9) { 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(6600); 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)
8.3.60.0170.00318.55
8.3.50.0080.01021.02
8.3.40.0070.00718.42
8.3.30.0070.00720.38
8.3.20.0040.00420.34
8.3.10.0030.00520.86
8.3.00.0040.00422.46
8.2.180.0030.01716.63
8.2.170.0160.00322.96
8.2.160.0030.01022.04
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0030.00620.80
8.2.110.0000.01120.35
8.2.100.0000.01117.84
8.2.90.0050.00319.17
8.2.80.0100.00017.97
8.2.70.0040.00417.63
8.2.60.0070.00317.68
8.2.50.0050.00318.07
8.2.40.0030.00618.21
8.2.30.0040.00419.26
8.2.20.0070.00017.68
8.2.10.0050.00217.83
8.2.00.0000.00817.82
8.1.280.0090.00925.92
8.1.270.0050.00223.99
8.1.260.0050.00326.35
8.1.250.0030.00528.09
8.1.240.0000.01022.14
8.1.230.0070.00417.45
8.1.220.0030.00517.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0040.00417.53
8.1.180.0080.00018.10
8.1.170.0000.00818.65
8.1.160.0000.00718.95
8.1.150.0080.00018.56
8.1.140.0000.00717.46
8.1.130.0030.00317.83
8.1.120.0040.00417.52
8.1.110.0000.00717.51
8.1.100.0050.00217.47
8.1.90.0000.00717.50
8.1.80.0040.00417.47
8.1.70.0030.00317.44
8.1.60.0000.00817.62
8.1.50.0040.00417.44
8.1.40.0040.00417.52
8.1.30.0000.00717.47
8.1.20.0050.00517.57
8.1.10.0000.00717.58
8.1.00.0070.00017.53
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.46
8.0.270.0000.00717.31
8.0.260.0080.00016.75
8.0.250.0030.00316.88
8.0.240.0030.00616.96
8.0.230.0030.00316.94
8.0.220.0050.00216.93
8.0.210.0040.00316.90
8.0.200.0040.00416.84
8.0.190.0000.00716.87
8.0.180.0070.00016.93
8.0.170.0000.00716.87
8.0.160.0050.00316.83
8.0.150.0030.00316.76
8.0.140.0000.00716.91
8.0.130.0050.00013.37
8.0.120.0080.00016.77
8.0.110.0030.00516.87
8.0.100.0040.00416.89
8.0.90.0050.00216.86
8.0.80.0090.00616.91
8.0.70.0030.00516.90
8.0.60.0030.00616.93
8.0.50.0040.00416.70
8.0.30.0110.00817.20
8.0.20.0140.00817.40
8.0.10.0040.00416.93
8.0.00.0130.00916.67
7.4.330.0030.00316.76
7.4.320.0040.00416.50
7.4.300.0030.00316.60
7.4.290.0000.00716.42
7.4.280.0040.00416.61
7.4.270.0000.00716.46
7.4.260.0000.00513.27
7.4.250.0030.00516.46
7.4.240.0020.00516.59
7.4.230.0030.00316.72
7.4.220.0060.01216.59
7.4.210.0070.00916.55
7.4.200.0000.00716.50
7.4.190.0060.00016.57
7.4.160.0140.00516.64
7.4.150.0070.01117.40
7.4.140.0120.00517.86
7.4.130.0080.01116.40
7.4.120.0050.01416.47
7.4.110.0130.00316.40
7.4.100.0100.00616.44
7.4.90.0090.01316.64
7.4.80.0070.01019.39
7.4.70.0080.00916.39
7.4.60.0130.00416.42
7.4.50.0000.00916.43
7.4.40.0100.00322.77
7.4.30.0060.01616.58
7.4.00.0000.01314.83
7.3.330.0030.00213.34
7.3.320.0020.00213.07
7.3.310.0070.00016.31
7.3.300.0030.00316.22
7.3.290.0060.01316.32
7.3.280.0110.00516.31
7.3.270.0120.00617.40
7.3.260.0120.00818.24
7.3.250.0080.00916.43
7.3.240.0070.01116.23
7.3.230.0070.01016.51
7.3.210.0040.01416.64
7.3.200.0120.01219.39
7.3.190.0060.00916.45
7.3.180.0070.01016.33
7.3.170.0060.01616.58
7.3.160.0150.00016.60
7.3.120.0060.01014.98
7.2.330.0140.00316.47
7.2.320.0090.01216.71
7.2.310.0070.01116.61
7.2.300.0130.01016.50
7.2.290.0060.01216.82
7.2.60.0060.00316.94
7.2.50.0100.00016.76
7.2.00.0070.00719.26
7.1.200.0020.00515.66
7.1.100.0090.00318.10
7.1.70.0030.00617.03
7.1.60.0100.01019.17
7.1.50.0210.00416.94
7.1.00.0030.07722.55
7.0.200.0040.00416.54
7.0.140.0100.06322.00
7.0.100.0370.04719.88
7.0.90.0270.09319.96
7.0.80.0200.07019.91
7.0.70.0170.06019.84
7.0.60.0370.07319.85
7.0.50.0100.07720.30
7.0.40.0130.04320.08
7.0.30.0030.05720.12
7.0.20.0070.09020.10
7.0.10.0070.07020.05
7.0.00.0130.06020.16
5.6.280.0000.07321.07
5.6.250.0130.07020.63
5.6.240.0130.05320.64
5.6.230.0130.05720.64
5.6.220.0100.07720.71
5.6.210.0070.07320.48
5.6.200.0030.09320.95
5.6.190.0030.08721.11
5.6.180.0030.08721.05
5.6.170.0130.07720.96
5.6.160.0000.08321.06
5.6.150.0170.08021.01
5.6.140.0030.07321.04
5.6.130.0100.08321.02
5.6.120.0230.05721.04
5.6.110.0170.07721.04
5.6.100.0070.05721.05
5.6.90.0100.07320.93
5.6.80.0130.07320.39
5.6.70.0070.06720.32
5.6.60.0030.04320.49
5.6.50.0070.08320.32
5.6.40.0030.06720.45
5.6.30.0070.07320.39
5.6.20.0170.06020.41
5.6.10.0030.06720.50
5.6.00.0100.07720.46
5.5.380.0030.08020.50
5.5.370.0100.08020.38
5.5.360.0030.05020.42
5.5.350.0100.08720.43
5.5.340.0200.06320.89
5.5.330.0070.08020.81
5.5.320.0100.07320.79
5.5.310.0100.08020.80
5.5.300.0030.07720.91
5.5.290.0100.08320.78
5.5.280.0030.09020.80
5.5.270.0070.08020.79
5.5.260.0070.08020.87
5.5.250.0070.04720.65
5.5.240.0100.05720.25
5.5.230.0070.07020.21
5.5.220.0130.08320.29
5.5.210.0100.07720.26
5.5.200.0030.08320.12
5.5.190.0030.06020.20
5.5.180.0000.08720.23
5.5.160.0030.08720.24
5.5.150.0030.05020.28
5.5.140.0000.09020.27
5.5.130.0030.06320.27
5.5.120.0070.06320.19
5.5.110.0170.07020.15
5.5.100.0100.07720.14
5.5.90.0200.06320.07
5.5.80.0030.08020.12
5.5.70.0030.07319.95
5.5.60.0030.08320.09
5.5.50.0070.04020.09
5.5.40.0030.06320.05
5.5.30.0070.08720.06
5.5.20.0070.08020.10
5.5.10.0100.08020.04
5.5.00.0100.07320.13
5.4.450.0070.08719.54
5.4.440.0100.08319.35
5.4.430.0130.06319.36
5.4.420.0030.07319.36
5.4.410.0100.08019.24
5.4.400.0030.07719.13
5.4.390.0070.03719.12
5.4.380.0070.07718.82
5.4.370.0130.07019.13
5.4.360.0100.07019.15
5.4.350.0130.06318.95
5.4.340.0070.07719.23
5.4.320.0070.05319.05
5.4.310.0100.07319.05
5.4.300.0100.07019.09
5.4.290.0030.07719.22
5.4.280.0100.07318.88
5.4.270.0070.06719.04
5.4.260.0030.08719.17
5.4.250.0030.05018.86
5.4.240.0030.07319.15
5.4.230.0100.06719.13
5.4.220.0000.04319.20
5.4.210.0070.06718.90
5.4.200.0170.06319.02
5.4.190.0100.06719.08
5.4.180.0070.07719.02
5.4.170.0030.08019.21
5.4.160.0100.07019.01
5.4.150.0070.08319.10
5.4.140.0070.07316.39
5.4.130.0070.05716.39
5.4.120.0170.06316.54
5.4.110.0030.07016.44
5.4.100.0100.06316.52
5.4.90.0100.06016.45
5.4.80.0030.06716.54
5.4.70.0000.07316.52
5.4.60.0070.05716.48
5.4.50.0070.07016.45
5.4.40.0030.07316.41
5.4.30.0000.04316.44
5.4.20.0070.06716.39
5.4.10.0170.06316.25
5.4.00.0030.05315.89
5.3.290.0130.06314.69
5.3.280.0070.06314.63
5.3.270.0100.05714.53
5.3.260.0100.07714.54
5.3.250.0030.07014.75
5.3.240.0030.07314.59
5.3.230.0070.05714.53
5.3.220.0100.05714.68
5.3.210.0070.07314.59
5.3.200.0200.06014.55
5.3.190.0100.07714.63
5.3.180.0100.07314.71
5.3.170.0030.08014.49
5.3.160.0170.05314.66
5.3.150.0100.07714.54
5.3.140.0000.06314.61
5.3.130.0070.07014.53
5.3.120.0130.07014.68
5.3.110.0070.07014.56
5.3.100.0200.06314.02
5.3.90.0070.07314.00
5.3.80.0030.07714.00
5.3.70.0100.04714.13
5.3.60.0100.06314.09
5.3.50.0100.06714.00
5.3.40.0070.07713.86
5.3.30.0070.07013.80
5.3.20.0030.07313.71
5.3.10.0070.07313.78
5.3.00.0070.04713.70
5.2.170.0030.03712.37
5.2.160.0030.06712.37
5.2.150.0030.05712.37
5.2.140.0070.06012.37
5.2.130.0030.03312.37
5.2.120.0070.06012.37
5.2.110.0000.07012.37
5.2.100.0030.04712.37
5.2.90.0070.06012.37
5.2.80.0100.05312.37
5.2.70.0070.06712.37
5.2.60.0030.06312.37
5.2.50.0070.06312.37
5.2.40.0000.06012.37
5.2.30.0070.03712.37
5.2.20.0070.03312.37
5.2.10.0030.03012.37
5.2.00.0030.05012.37
5.1.60.0030.03012.37
5.1.50.0100.04312.37
5.1.40.0000.06012.37
5.1.30.0030.05012.37
5.1.20.0070.04712.37
5.1.10.0100.04712.37
5.1.00.0030.05012.37
5.0.50.0070.04312.37
5.0.40.0030.04312.37
5.0.30.0030.03312.37
5.0.20.0100.03712.37
5.0.10.0030.02312.37
5.0.00.0000.03312.37
4.4.90.0000.04312.37
4.4.80.0000.03012.37
4.4.70.0030.03712.37
4.4.60.0030.01312.37
4.4.50.0000.04012.37
4.4.40.0070.04012.37
4.4.30.0030.02312.37
4.4.20.0000.02712.37
4.4.10.0030.03712.37
4.4.00.0070.03312.37
4.3.110.0030.02712.37
4.3.100.0000.03712.37
4.3.90.0070.03012.37
4.3.80.0000.03712.37
4.3.70.0070.03012.37
4.3.60.0070.02312.37
4.3.50.0000.02012.37
4.3.40.0000.05312.37
4.3.30.0000.01712.37
4.3.20.0000.03312.37
4.3.10.0000.02712.37
4.3.00.0000.02012.37

preferences:
49.66 ms | 401 KiB | 5 Q