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run code in 500+ PHP versions simultaneously
<?php declare(strict_types=1); class Pont { public function __construct(private float $longueur, private float $largeur) { } } $towerBridge = new Pont(286.0, 62.0); var_dump($towerBridge);

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)
8.5.100.0100.00518.00
8.5.90.0100.00617.62
8.5.80.0080.00417.57
8.5.70.0070.00517.59
8.5.60.0090.00617.54
8.5.50.0090.00617.98
8.5.40.0090.00417.77
8.5.30.0080.00718.38
8.5.20.0100.00618.40
8.5.10.0070.00817.39
8.5.00.0110.00518.49
8.4.250.0130.00520.47
8.4.240.0120.00720.18
8.4.230.0140.00520.11
8.4.220.0100.00820.16
8.4.210.0110.00720.18
8.4.200.0120.00820.53
8.4.190.0110.00520.57
8.4.180.0100.00921.62
8.4.170.0130.00721.60
8.4.160.0110.00720.28
8.4.150.0060.00518.69
8.4.140.0090.00718.26
8.4.130.0090.00718.24
8.4.120.0080.00520.34
8.4.110.0110.00618.71
8.4.100.0190.00718.14
8.4.90.0200.00718.32
8.4.80.0170.00718.10
8.4.70.0180.00818.10
8.4.60.0230.00718.62
8.4.50.0180.00618.01
8.4.40.0140.00818.25
8.4.30.0180.00718.12
8.4.20.0240.00817.91
8.4.10.0260.00718.34
8.3.330.0110.00718.98
8.3.320.0120.00618.92
8.3.310.0100.00818.95
8.3.300.0090.00819.53
8.3.290.0110.00719.40
8.3.280.0160.00819.65
8.3.270.0120.00717.49
8.3.260.0130.00717.41
8.3.250.0090.00918.31
8.3.240.0130.00817.58
8.3.230.0140.00717.18
8.3.220.0150.00817.32
8.3.210.0160.00417.24
8.3.200.0170.00717.02
8.3.190.0190.00616.86
8.3.180.0180.00617.00
8.3.170.0190.00817.45
8.3.160.0210.00917.51
8.3.150.0250.00816.79
8.3.140.0260.00817.16
8.3.130.0200.00617.05
8.3.120.0240.00617.17
8.3.110.0220.00617.10
8.3.100.0240.00921.96
8.3.90.0270.00818.71
8.3.80.0240.00719.29
8.3.70.0280.00718.87
8.3.60.0280.00619.18
8.3.50.0230.00919.16
8.3.40.0230.00619.85
8.3.30.0210.00619.77
8.3.20.0220.00620.51
8.3.10.0180.00620.64
8.3.00.0150.00622.27
8.2.330.0120.00818.90
8.2.320.0120.00719.22
8.2.310.0130.00818.65
8.2.300.0140.00918.75
8.2.290.0130.00718.19
8.2.280.0200.00816.78
8.2.270.0210.00816.86
8.2.260.0230.00916.95
8.2.250.0220.00816.78
8.2.240.0240.00616.89
8.2.230.0210.00717.20
8.2.220.0220.00917.57
8.2.210.0220.00618.61
8.2.200.0210.00718.79
8.2.190.0250.00618.93
8.2.180.0240.00719.77
8.2.170.0310.00919.75
8.2.160.0280.00620.13
8.2.150.0270.00820.13
8.2.140.0220.00720.24
8.2.130.0220.00620.32
8.2.120.0210.00519.75
8.2.110.0190.00619.79
8.2.100.0200.00719.38
8.2.90.0180.00619.27
8.2.80.0190.00719.37
8.2.70.0170.00632.46
8.2.60.0160.00518.71
8.2.50.0190.00619.16
8.2.40.0160.00719.00
8.2.30.0150.00719.15
8.2.20.0150.00619.06
8.2.10.0170.00719.31
8.2.00.0150.00619.42
8.1.340.0140.00817.68
8.1.330.0170.00518.18
8.1.320.0160.00816.54
8.1.310.0210.00716.35
8.1.300.0230.00616.33
8.1.290.0220.00718.85
8.1.280.0210.00719.53
8.1.270.0200.00620.40
8.1.260.0200.00620.54
8.1.250.0200.00720.65
8.1.240.0170.00719.47
8.1.230.0180.00719.47
8.1.220.0180.00719.17
8.1.210.0170.00619.01
8.1.200.0160.00618.88
8.1.190.0190.00618.85
8.1.180.0170.00518.93
8.1.170.0150.00618.99
8.1.160.0180.00619.00
8.1.150.0160.00719.01
8.1.140.0160.00519.03
8.1.130.0170.00618.92
8.1.120.0170.00618.96
8.1.110.0160.00618.72
8.1.100.0120.00718.64
8.1.90.0130.00518.41
8.1.80.0130.00518.46
8.1.70.0130.00618.40
8.1.60.0150.00518.62
8.1.50.0130.00518.25
8.1.40.0120.00718.40
8.1.30.0160.00518.53
8.1.20.0140.00618.46
8.1.10.0130.00618.22
8.1.00.0170.00518.10
8.0.300.0170.00718.78
8.0.290.0200.00618.40
8.0.280.0180.00618.55
8.0.270.0190.00618.46
8.0.260.0210.00618.41
8.0.250.0190.00618.46
8.0.240.0190.00618.25
8.0.230.0180.00518.16
8.0.220.0150.00718.03
8.0.210.0180.00618.09
8.0.200.0150.00618.05
8.0.190.0150.00617.99
8.0.180.0150.00617.93
8.0.170.0150.00517.89
8.0.160.0130.00617.80
8.0.150.0160.00517.76
8.0.140.0160.00517.62
8.0.130.0150.00617.46
8.0.120.0170.00517.59
8.0.110.0140.00717.60
8.0.100.0160.00517.58
8.0.90.0150.00517.57
8.0.80.0150.00617.55
8.0.70.0160.00517.52
8.0.60.0160.00517.53
8.0.50.0150.00617.52
8.0.30.0130.00617.50
8.0.20.0140.00517.61
8.0.10.0140.00517.65
8.0.00.0120.00517.72
7.4.330.0190.00417.55
7.4.320.0170.00517.77
7.4.300.0120.00517.33
7.4.290.0170.00617.55
7.4.280.0160.00617.53
7.4.270.0150.00517.33
7.4.260.0140.00417.23
7.4.250.0160.00517.23
7.4.240.0160.00617.18
7.4.230.0170.00417.19
7.4.220.0140.00617.23
7.4.210.0150.00517.24
7.4.200.0140.00617.25
7.4.190.0150.00517.28
7.4.180.0150.00417.31
7.4.160.0140.00517.23
7.4.150.0140.00517.14
7.4.140.0150.00517.11
7.4.130.0150.00517.10
7.4.120.0140.00517.10
7.4.110.0140.00417.10
7.4.100.0140.00517.18
7.4.90.0140.00617.07
7.4.80.0140.00517.10
7.4.70.0140.00517.07
7.4.60.0140.00517.08
7.4.50.0140.00517.03
7.4.40.0140.00517.03
7.4.30.0130.00617.08
7.4.20.0140.00517.07
7.4.10.0140.00617.09
7.4.00.0130.00617.04
7.3.330.0160.00417.10
7.3.320.0170.00517.00
7.3.310.0160.00617.07
7.3.300.0160.00517.08
7.3.290.0160.00517.07
7.3.280.0170.00417.04
7.3.270.0140.00617.02
7.3.260.0140.00517.00
7.3.250.0160.00517.03
7.3.240.0160.00517.04
7.3.230.0140.00617.00
7.3.220.0160.00416.95
7.3.210.0140.00516.73
7.3.200.0150.00616.99
7.3.190.0150.00516.96
7.3.180.0150.00516.99
7.3.170.0150.00517.05
7.3.160.0150.00516.97
7.3.150.0140.00616.96
7.3.140.0150.00516.98
7.3.130.0140.00617.01
7.3.120.0140.00616.95
7.3.110.0130.00516.88
7.3.100.0150.00616.94
7.3.90.0140.00517.21
7.3.80.0150.00616.99
7.3.70.0160.00417.04
7.3.60.0150.00517.05
7.3.50.0150.00617.10
7.3.40.0150.00517.05
7.3.30.0140.00517.06
7.3.20.0180.00417.88
7.3.10.0140.00617.83
7.3.00.0160.00617.84

preferences:
81.34 ms | 1482 KiB | 5 Q