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run code in 300+ PHP versions simultaneously
<?php $A = new class('testi') { private $name; function __construct(string $name) { $this->name = $name; } public function getName() : string { return $this->name; } }; $B = new $A('Matti'); $C = new $A('Pekka'); var_dump($B->getName());

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)
8.3.70.0110.01116.50
8.3.60.0180.00016.36
8.3.50.0120.00821.21
8.3.40.0060.00919.00
8.3.30.0110.00318.43
8.3.20.0040.00420.33
8.3.10.0040.00421.95
8.3.00.0050.00323.66
8.2.180.0170.00718.29
8.2.170.0070.00718.91
8.2.160.0100.00322.96
8.2.150.0080.00025.66
8.2.140.0040.00424.66
8.2.130.0040.00419.89
8.2.120.0000.00726.35
8.2.110.0060.00322.13
8.2.100.0090.00317.92
8.2.90.0000.00819.05
8.2.80.0050.00318.05
8.2.70.0090.00017.75
8.2.60.0000.00818.03
8.2.50.0000.00818.07
8.2.40.0000.00922.39
8.2.30.0000.00720.64
8.2.20.0070.00017.70
8.2.10.0030.00517.94
8.2.00.0040.00417.95
8.1.280.0110.00425.92
8.1.270.0100.00023.80
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0050.00523.96
8.1.230.0070.00419.14
8.1.220.0040.00417.79
8.1.210.0030.00518.77
8.1.200.0080.00017.48
8.1.190.0070.00417.35
8.1.180.0040.00418.10
8.1.170.0060.00318.71
8.1.160.0070.00020.69
8.1.150.0040.00418.95
8.1.140.0030.00519.55
8.1.130.0000.00717.65
8.1.120.0040.00417.38
8.1.110.0040.00417.38
8.1.100.0000.00717.38
8.1.90.0050.00317.47
8.1.80.0030.00317.42
8.1.70.0050.00217.40
8.1.60.0030.00517.57
8.1.50.0030.00617.49
8.1.40.0040.00417.53
8.1.30.0000.00817.68
8.1.20.0050.00217.54
8.1.10.0030.00617.59
8.1.00.0000.00717.45
8.0.300.0030.00618.77
8.0.290.0040.00416.75
8.0.280.0000.00718.46
8.0.270.0000.00717.18
8.0.260.0000.00717.18
8.0.250.0030.00317.02
8.0.240.0000.00817.01
8.0.230.0000.00717.00
8.0.220.0040.00416.86
8.0.210.0000.00816.87
8.0.200.0030.00616.83
8.0.190.0070.00316.85
8.0.180.0050.00316.86
8.0.170.0030.00516.93
8.0.160.0050.00216.82
8.0.150.0050.00216.79
8.0.140.0070.00316.85
8.0.130.0030.00313.31
8.0.120.0040.00416.79
8.0.110.0040.00416.82
8.0.100.0040.00416.89
8.0.90.0000.00716.80
8.0.80.0060.01216.89
8.0.70.0040.00416.70
8.0.60.0040.00416.96
8.0.50.0000.00816.93
8.0.30.0090.01016.95
8.0.20.0090.01017.40
8.0.10.0040.00416.90
8.0.00.0080.00916.78
7.4.330.0050.00016.79
7.4.320.0040.00416.56
7.4.300.0060.00016.53
7.4.290.0030.00516.51
7.4.280.0100.00016.49
7.4.270.0030.00616.62
7.4.260.0050.00516.51
7.4.250.0000.00716.53
7.4.240.0000.00816.59
7.4.230.0070.00016.40
7.4.220.0040.01516.47
7.4.210.0030.01216.58
7.4.200.0000.00716.64
7.4.160.0140.00316.49
7.4.150.0090.00917.40
7.4.140.0070.01917.86
7.4.130.0090.01116.53
7.4.120.0110.01016.55
7.4.110.0120.00616.36
7.4.100.0070.01716.52
7.4.90.0060.01116.32
7.4.80.0050.01119.39
7.4.70.0120.00316.73
7.4.60.0030.01316.65
7.4.50.0080.00616.56
7.4.40.0030.01416.31
7.4.30.0130.00316.43
7.4.00.0050.01214.70
7.3.330.0030.00313.30
7.3.320.0000.00513.17
7.3.310.0000.00716.13
7.3.300.0030.00316.22
7.3.290.0110.00516.29
7.3.280.0100.00616.28
7.3.270.0080.01517.40
7.3.260.0100.00716.22
7.3.250.0100.00716.35
7.3.240.0090.00816.53
7.3.230.0100.00616.39
7.3.210.0100.00616.32
7.3.200.0170.00619.39
7.3.190.0090.00616.28
7.3.180.0060.01016.42
7.3.170.0090.01316.28
7.3.160.0150.00016.28
7.3.120.0060.00614.55
7.3.110.0070.01014.71
7.3.100.0160.00014.77
7.3.90.0140.00414.67
7.3.80.0080.00614.97
7.3.70.0030.00614.63
7.3.60.0000.01014.73
7.3.50.0040.00714.83
7.3.40.0110.00314.51
7.3.30.0030.00614.91
7.3.20.0000.01516.56
7.3.10.0090.00616.77
7.3.00.0030.00716.86
7.2.330.0190.00316.45
7.2.320.0100.01016.52
7.2.310.0070.01016.71
7.2.300.0110.00716.74
7.2.290.0130.01016.64
7.2.250.0130.00615.04
7.2.240.0060.01315.03
7.2.230.0130.00614.67
7.2.220.0030.01014.99
7.2.210.0030.01215.13
7.2.200.0140.00014.96
7.2.190.0000.01414.88
7.2.180.0030.01214.76
7.2.170.0040.00714.80
7.2.60.0110.00017.11
7.2.00.0000.01319.30
7.1.330.0040.01115.89
7.1.320.0110.00415.68
7.1.310.0000.01415.68
7.1.300.0000.00915.80
7.1.290.0060.00615.81
7.1.280.0060.00315.59
7.1.270.0030.01215.86
7.1.260.0030.00615.96
7.1.200.0000.01115.79
7.1.100.0030.00817.91
7.1.70.0070.00717.16
7.1.60.0100.01419.20
7.1.50.0080.01516.99
7.1.00.0100.07022.48
7.0.200.0040.00716.74
7.0.60.0030.08321.75
7.0.50.0030.05317.91
7.0.40.0030.08320.21
7.0.30.0230.07720.33
7.0.20.0270.08020.17
7.0.10.0030.04320.10
7.0.00.0000.08720.26
5.6.280.0000.03721.12
5.6.210.0100.08020.56
5.6.200.0130.04318.12
5.6.190.0070.08320.47
5.6.180.0370.04020.46
5.6.170.0270.04720.56
5.6.160.0070.03720.50
5.6.150.0030.06018.14
5.6.140.0070.05318.28
5.6.130.0070.08018.14
5.6.120.0130.06720.98
5.6.110.0070.09720.98
5.6.100.0130.08021.02
5.6.90.0070.09020.88
5.6.80.0100.06020.36
5.5.350.0200.07320.34
5.5.340.0030.07718.09
5.5.330.0070.05720.43
5.5.320.0470.05020.34
5.5.310.0170.04720.33
5.5.300.0000.05318.07
5.5.290.0100.06017.94
5.5.280.0000.05720.77
5.5.270.0070.06020.88
5.5.260.0070.05320.71
5.5.250.0130.06320.45
5.5.240.0270.07020.18

preferences:
80.8 ms | 401 KiB | 5 Q