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run code in 300+ PHP versions simultaneously
<?php class Animal { public function __call($name, $args) { if (preg_match('/^is(A-Z].+)/', $name, $matches)) { return 1; return $matches[1] === get_called_class(); } } } class Cat extends Animal { } class Dog extends Animal { } $dog = new Dog(); var_dump( $dog->isDog() ); var_dump( $dog->isCat() );

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)
8.3.60.0090.00618.27
8.3.50.0130.00921.95
8.3.40.0120.00318.83
8.3.30.0070.00718.92
8.3.20.0000.00720.11
8.3.10.0040.00422.15
8.3.00.0080.00022.39
8.2.180.0070.00716.50
8.2.170.0110.00322.96
8.2.160.0150.00320.77
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0100.00717.75
8.2.110.0060.00322.28
8.2.100.0080.00419.76
8.2.90.0000.00919.21
8.2.80.0000.00817.97
8.2.70.0080.00017.63
8.2.60.0030.00517.68
8.2.50.0060.00318.07
8.2.40.0080.00018.04
8.2.30.0050.00218.07
8.2.20.0000.00717.68
8.2.10.0000.00917.70
8.2.00.0030.00519.62
8.1.280.0140.00725.92
8.1.270.0040.00422.12
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0030.00723.83
8.1.230.0040.00719.01
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0030.00617.39
8.1.180.0000.00818.60
8.1.170.0060.00318.62
8.1.160.0000.00722.04
8.1.150.0000.00718.79
8.1.140.0000.00717.60
8.1.130.0030.00317.85
8.1.120.0000.00717.55
8.1.110.0000.00717.51
8.1.100.0000.00717.50
8.1.90.0070.00017.53
8.1.80.0030.00317.55
8.1.70.0000.00717.47
8.1.60.0080.00417.75
8.1.50.0040.00417.71
8.1.40.0000.00717.72
8.1.30.0000.00817.79
8.1.20.0040.00417.77
8.1.10.0060.00317.66
8.1.00.0040.00417.65
8.0.300.0070.00018.77
8.0.290.0000.00817.05
8.0.280.0030.00318.39
8.0.270.0000.00717.24
8.0.260.0030.00316.90
8.0.250.0030.00317.06
8.0.240.0030.00316.95
8.0.230.0030.00317.01
8.0.220.0000.00716.87
8.0.210.0000.00716.98
8.0.200.0030.00316.96
8.0.190.0080.00517.02
8.0.180.0050.00217.02
8.0.170.0000.00816.89
8.0.160.0040.00416.98
8.0.150.0030.00316.88
8.0.140.0000.00716.94
8.0.130.0040.00413.40
8.0.120.0000.00816.96
8.0.110.0090.00017.00
8.0.100.0040.00417.04
8.0.90.0040.00417.05
8.0.80.0100.00616.95
8.0.70.0040.00417.02
8.0.60.0030.00416.86
8.0.50.0040.00416.91
8.0.30.0130.01117.23
8.0.20.0090.01017.40
8.0.10.0040.00416.93
8.0.00.0100.00716.89
7.4.330.0020.00215.00
7.4.320.0000.00616.66
7.4.300.0030.00316.83
7.4.290.0000.00716.71
7.4.280.0000.00716.72
7.4.270.0030.00616.73
7.4.260.0030.00616.76
7.4.250.0080.00016.70
7.4.240.0020.00516.79
7.4.230.0030.00416.63
7.4.220.0000.01716.91
7.4.210.0060.00916.86
7.4.200.0050.00216.73
7.4.190.0040.00416.85
7.4.160.0080.00816.71
7.4.150.0070.01017.40
7.4.140.0140.00617.86
7.4.130.0140.00516.73
7.4.120.0130.00516.53
7.4.110.0030.01416.52
7.4.100.0160.00316.72
7.4.90.0030.01516.78
7.4.80.0160.00719.39
7.4.70.0100.00716.66
7.4.60.0110.00716.57
7.4.50.0050.00316.74
7.4.40.0070.01022.77
7.4.30.0120.00916.60
7.4.00.0070.00715.38
7.3.330.0030.00313.41
7.3.320.0050.00013.40
7.3.310.0070.00016.29
7.3.300.0030.00316.44
7.3.290.0090.00616.46
7.3.280.0110.00716.34
7.3.270.0030.01417.40
7.3.260.0070.01716.62
7.3.250.0160.00516.42
7.3.240.0060.01516.65
7.3.230.0030.01316.39
7.3.210.0080.00816.77
7.3.200.0100.00719.39
7.3.190.0090.00916.48
7.3.180.0100.01016.28
7.3.170.0060.01016.55
7.3.160.0000.01516.76
7.3.120.0110.00414.80
7.3.10.0110.00416.57
7.3.00.0180.00016.68
7.2.330.0100.00716.70
7.2.320.0060.01216.59
7.2.310.0110.01116.57
7.2.300.0160.00316.50
7.2.290.0040.01216.50
7.2.130.0030.00716.97
7.2.120.0040.00816.73
7.2.110.0030.00716.93
7.2.100.0120.00617.09
7.2.90.0160.00517.03
7.2.80.0060.01216.92
7.2.70.0180.00416.76
7.2.60.0110.00917.05
7.2.50.0110.01116.71
7.2.40.0070.01017.14
7.2.30.0210.00316.97
7.2.20.0140.00316.96
7.2.10.0080.01216.92
7.2.00.0070.00718.23
7.1.250.0070.01015.69
7.1.200.0030.00616.11
7.1.70.0030.00517.43
7.1.60.0070.00417.41
7.1.50.0040.01817.25
7.1.00.0000.08022.50
7.0.200.0030.01016.82
7.0.140.0030.07021.98
7.0.60.0070.04019.88
7.0.50.0030.07717.89
7.0.40.0230.07019.98
7.0.30.0300.06320.12
7.0.20.0100.04720.20
7.0.10.0200.03720.20
7.0.00.0130.04720.04
5.6.280.0070.07020.93
5.6.210.0070.03720.47
5.6.200.0070.08018.18
5.6.190.0100.05720.48
5.6.180.3730.04020.47
5.6.170.0270.03720.50
5.6.160.0130.07720.46
5.6.150.0070.04018.24
5.6.140.0100.08018.14
5.6.130.0030.04318.29
5.6.120.0000.04721.00
5.6.110.0070.07721.03
5.6.100.0070.08020.88
5.6.90.0070.07720.96
5.6.80.0200.06720.38
5.6.70.3200.02720.38
5.5.350.0070.08720.47
5.5.340.0030.07317.95
5.5.330.0070.04020.38
5.5.320.0300.08020.27
5.5.310.0300.03720.53
5.5.300.0100.07717.98
5.5.290.0100.08317.96
5.5.280.0070.07320.90
5.5.270.0070.09020.98
5.5.260.0400.06320.71
5.5.250.0100.06020.55
5.5.240.0100.05720.16
5.4.450.0600.06719.63
5.4.440.0770.07319.16
5.4.430.0070.05719.51
5.4.420.0130.05019.62
5.4.410.0100.05319.41
5.4.400.0930.00018.52
5.4.390.0800.00018.76
5.4.380.0300.05318.75
5.4.370.0130.05018.72
5.4.360.0630.05018.57
5.4.350.0200.05018.52
5.4.340.0200.06318.79
5.4.320.0050.03712.51
5.4.310.0070.04212.50
5.4.300.0040.04312.50
5.4.290.0070.03612.50
5.4.280.0050.04112.39
5.4.270.0130.06718.95
5.4.260.0130.06718.80
5.4.250.0030.06019.02
5.4.240.0070.07718.93
5.4.230.0100.05718.80
5.4.220.0100.05319.07
5.4.210.0270.04018.74
5.4.200.0070.07718.65
5.4.190.0100.06018.73
5.4.180.0100.07718.64
5.4.170.0100.07319.01
5.4.160.0030.05718.76
5.4.150.0100.05318.75
5.4.140.0100.05316.38
5.4.130.0070.05316.58
5.4.120.0100.06716.52
5.4.110.0070.06716.59
5.4.100.0130.06016.46
5.4.90.0130.04316.36
5.4.80.0030.05016.64
5.4.70.0100.06016.43
5.4.60.0130.04316.37
5.4.50.0000.05316.49
5.4.40.0100.04316.59
5.4.30.0070.06316.44
5.4.20.0030.05016.54
5.4.10.0070.05316.51
5.4.00.0070.05015.96
5.3.290.0040.04012.80
5.3.280.0070.07014.66
5.3.270.0130.06714.77
5.3.260.0170.07014.43
5.3.250.0130.05014.59
5.3.240.0170.06314.69
5.3.230.0070.06014.57
5.3.220.0130.07014.74
5.3.210.0130.07714.64
5.3.200.0170.06714.55
5.3.190.0130.04714.57
5.3.180.0100.04714.55
5.3.170.0100.06314.58
5.3.160.0030.05314.55
5.3.150.0030.05314.72
5.3.140.0100.05014.73
5.3.130.0130.06714.69
5.3.120.0100.05014.72
5.3.110.0130.04314.68
5.3.100.0170.05314.02
5.3.90.0070.05014.10
5.3.80.0200.04014.11
5.3.70.0130.04714.10
5.3.60.0100.04714.08
5.3.50.0200.05314.04
5.3.40.0070.05014.11
5.3.30.0000.05313.89
5.3.20.0030.05313.68
5.3.10.0000.05313.73
5.3.00.0100.04713.72
5.2.170.0070.04011.05
5.2.160.0070.03711.37
5.2.150.0030.04311.32
5.2.140.0070.04011.21
5.2.130.0070.03711.10
5.2.120.0030.04011.06
5.2.110.0100.05011.10
5.2.100.0100.04711.32
5.2.90.0000.04711.18
5.2.80.0030.04011.31
5.2.70.0100.05011.15
5.2.60.0130.03311.03
5.2.50.0130.05311.01
5.2.40.0130.03711.00
5.2.30.0130.03710.98
5.2.20.0000.04311.03
5.2.10.0030.04011.02
5.2.00.0030.04310.80
5.1.60.0130.02710.19
5.1.50.0030.03710.19
5.1.40.0070.03310.04
5.1.30.0030.03710.33
5.1.20.0100.05010.26
5.1.10.0030.03710.31
5.1.00.0100.03010.12
5.0.50.0070.0378.74
5.0.40.0100.0378.50
5.0.30.0030.0408.31
5.0.20.0030.0278.29
5.0.10.0070.0238.14
5.0.00.0030.0408.20
4.4.90.0070.0207.45
4.4.80.0030.0207.45
4.4.70.0070.0277.45
4.4.60.0000.0237.45
4.4.50.0100.0137.45
4.4.40.0100.0277.45
4.4.30.0030.0207.45
4.4.20.0000.0277.45
4.4.10.0030.0207.45
4.4.00.0000.0477.45
4.3.110.0000.0337.45
4.3.100.0000.0207.45
4.3.90.0000.0237.45
4.3.80.0000.0337.45
4.3.70.0000.0207.45
4.3.60.0000.0207.45
4.3.50.0000.0237.45
4.3.40.0000.0377.45
4.3.30.0000.0307.45
4.3.20.0000.0237.45
4.3.10.0000.0237.45
4.3.00.0130.0207.48

preferences:
40.51 ms | 401 KiB | 5 Q