3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $a; public function __construct(int $a) { $this->a = $a; } public function __invoke(int $a) : Bar { return new Bar($a); } } class Bar { private $a; public function __construct(int $a) { $this->a = $a; } } $foo = new Foo(1); $bar = new $foo(2); $bar2 = new $foo->__invoke(2); var_dump($foo); var_dump($bar); var_dump($bar2);

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)
8.3.60.0120.00318.43
8.3.50.0090.00918.27
8.3.40.0070.00718.80
8.3.30.0090.00618.71
8.3.20.0090.00019.33
8.3.10.0040.00421.73
8.3.00.0020.00520.68
8.2.180.0110.00418.54
8.2.170.0090.00922.96
8.2.160.0110.00719.38
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0100.00017.97
8.2.120.0000.00826.35
8.2.110.0030.00621.11
8.2.100.0040.00717.83
8.2.90.0000.00817.75
8.2.80.0080.00417.97
8.2.70.0030.00517.91
8.2.60.0090.00018.09
8.2.50.0040.00418.10
8.2.40.0040.00419.19
8.2.30.0040.00419.09
8.2.20.0040.00418.00
8.2.10.0040.00418.07
8.2.00.0080.00017.56
8.1.280.0110.00425.92
8.1.270.0040.00418.88
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00623.82
8.1.230.0140.00020.93
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.00917.35
8.1.190.0030.00617.22
8.1.180.0040.00418.10
8.1.170.0060.00318.53
8.1.160.0000.00718.90
8.1.150.0040.00418.75
8.1.140.0030.00522.19
8.1.130.0030.00319.99
8.1.120.0000.00717.41
8.1.110.0000.00717.34
8.1.100.0080.00017.26
8.1.90.0000.01017.43
8.1.80.0040.00417.32
8.1.70.0050.00217.41
8.1.60.0000.00817.59
8.1.50.0030.00917.52
8.1.40.0060.00317.52
8.1.30.0040.00417.55
8.1.20.0040.00417.52
8.1.10.0030.00517.49
8.1.00.0000.00817.44
8.0.300.0020.00518.77
8.0.290.0070.00016.63
8.0.280.0040.00418.38
8.0.270.0000.00717.16
8.0.260.0000.00618.30
8.0.250.0000.00916.87
8.0.240.0030.00316.93
8.0.230.0000.00716.99
8.0.220.0000.00816.78
8.0.210.0030.00316.97
8.0.200.0060.00016.84
8.0.190.0000.00716.84
8.0.180.0080.00016.80
8.0.170.0030.00616.81
8.0.160.0020.00516.96
8.0.150.0070.00016.84
8.0.140.0080.00016.73
8.0.130.0030.00313.29
8.0.120.0050.00316.75
8.0.110.0030.00616.91
8.0.100.0000.00716.87
8.0.90.0000.00816.79
8.0.80.0020.01316.87
8.0.70.0040.00416.72
8.0.60.0070.00016.86
8.0.50.0040.00416.78
8.0.30.0070.01017.00
8.0.20.0110.00817.40
8.0.10.0000.00817.11
8.0.00.0090.00916.90
7.4.330.0050.00015.55
7.4.320.0000.00616.37
7.4.300.0000.00616.57
7.4.290.0040.00416.50
7.4.280.0000.00816.60
7.4.270.0070.00016.50
7.4.260.0050.00316.59
7.4.250.0000.00716.46
7.4.240.0040.00316.54
7.4.230.0030.00316.44
7.4.220.0040.00416.43
7.4.210.0090.00816.62
7.4.200.0030.00316.58
7.4.160.0100.00816.42
7.4.140.0140.00817.86
7.4.130.0080.00816.47
7.4.120.0100.01216.50
7.4.110.0130.00416.43
7.4.100.0070.01116.64
7.4.90.0100.00716.44
7.4.80.0080.01219.39
7.4.70.0100.00716.48
7.4.60.0000.01716.45
7.4.50.0000.01616.14
7.4.40.0120.00916.41
7.4.00.0080.00814.87
7.3.330.0000.00613.24
7.3.320.0000.00513.24
7.3.310.0060.00316.32
7.3.300.0000.00816.36
7.3.290.0050.00216.35
7.3.280.0070.00916.42
7.3.260.0080.01116.41
7.3.240.0100.01016.57
7.3.230.0110.00516.29
7.3.210.0130.00316.39
7.3.200.0090.01316.59
7.3.190.0060.01516.38
7.3.180.0090.01216.34
7.3.170.0110.00716.57
7.3.160.0130.00316.42
7.3.10.0080.00616.69
7.3.00.0140.00516.70
7.2.330.0140.00616.64
7.2.320.0140.01016.60
7.2.310.0040.01416.68
7.2.300.0120.00616.59
7.2.290.0120.00616.48
7.2.130.0090.00616.78
7.2.120.0040.01116.91
7.2.110.0310.00515.82
7.2.100.0220.00715.62
7.2.90.0250.00715.60
7.2.80.0240.00415.75
7.2.70.0340.00615.88
7.2.60.0270.00815.73
7.2.50.0200.00715.98
7.2.40.0250.00715.88
7.2.30.0250.00515.80
7.2.20.0310.00515.94
7.2.10.0290.00915.88
7.2.00.0260.00615.86
7.1.250.0060.00315.66
7.1.230.0350.00613.67
7.1.220.0460.00313.94
7.1.210.0490.01013.36
7.1.200.0440.00313.79
7.1.190.0450.00813.54
7.1.180.0380.00913.79
7.1.170.0330.00713.77
7.1.160.0470.00713.61
7.1.150.0330.01013.50
7.1.140.0440.00613.74
7.1.130.0540.00913.89
7.1.120.0290.01313.57
7.1.110.0350.01213.69
7.1.100.1170.00713.68
7.1.90.0400.00613.84
7.1.80.0230.02013.46
7.1.70.0390.00613.67
7.1.60.0580.01331.69
7.1.50.0870.00631.65
7.1.40.0630.00731.93
7.1.30.0590.01031.61
7.1.20.0650.00731.68
7.1.10.0340.01313.79
7.1.00.0280.01013.64
5.6.380.0060.00913.67

preferences:
58.17 ms | 401 KiB | 5 Q