3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); class Foo { private array $data = []; /** @param mixed $value */ public function __set(int $name, $value): void { $this->data[$name] = $value; } public function __isset(int $name): bool { return isset($this->data[$name]); } public function __unset(int $name): void { unset($this->data[$name]); } } $foo = new Foo(); $foo->__set(1, 'one'); $foo->__set(2, 'two'); var_dump( $foo->__isset(1), // true $foo->__isset(2) // true ); $foo->__unset(1); var_dump( $foo->__isset(1) // false );

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)
8.3.60.0110.00318.56
8.3.50.0040.01117.78
8.3.40.0120.00818.77
8.3.30.0060.00918.75
8.3.20.0080.00021.70
8.3.10.0000.00921.96
8.3.00.0040.00423.51
8.2.180.0120.00325.92
8.2.170.0070.01418.79
8.2.160.0140.00322.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0050.00226.16
8.2.110.0030.00720.34
8.2.100.0070.00417.72
8.2.90.0040.00417.63
8.2.80.0050.00318.66
8.2.70.0030.00517.50
8.2.60.0050.00317.50
8.2.50.0030.00517.98
8.2.40.0080.00019.76
8.2.30.0070.00017.89
8.2.20.0040.00418.00
8.2.10.0040.00419.04
8.2.00.0000.00719.18
8.1.280.0140.00325.92
8.1.270.0000.00722.14
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0150.00423.69
8.1.230.0000.01122.10
8.1.220.0030.00518.48
8.1.210.0000.00818.77
8.1.200.0040.00417.35
8.1.190.0040.00417.11
8.1.180.0040.00418.10
8.1.170.0030.00617.62
8.1.160.0000.00718.64
8.1.150.0000.00718.78
8.1.140.0070.00018.73
8.1.130.0070.00020.07
8.1.120.0030.00317.32
8.1.110.0030.00717.22
8.1.100.0030.00517.37
8.1.90.0000.00717.32
8.1.80.0000.00817.29
8.1.70.0030.00317.34
8.1.60.0040.00417.50
8.1.50.0020.00517.43
8.1.40.0030.00517.44
8.1.30.0030.00617.50
8.1.20.0000.00717.54
8.1.10.0000.00717.36
8.1.00.0060.00617.25
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.40
8.0.270.0030.00317.95
8.0.260.0060.00018.32
8.0.250.0000.00716.79
8.0.240.0070.00016.86
8.0.230.0040.00416.79
8.0.220.0000.00616.79
8.0.210.0040.00416.84
8.0.200.0030.00316.96
8.0.190.0030.00316.93
8.0.180.0040.00416.87
8.0.170.0000.00816.91
8.0.160.0030.00316.91
8.0.150.0070.00016.70
8.0.140.0050.00316.80
8.0.130.0000.00613.22
8.0.120.0000.00816.78
8.0.110.0000.00716.70
8.0.100.0080.00016.78
8.0.90.0030.00516.77
8.0.80.0050.01416.79
8.0.70.0040.00416.86
8.0.60.0040.00416.86
8.0.50.0000.00716.63
8.0.30.0120.01216.69
8.0.20.0050.01517.05
8.0.10.0000.00716.89
8.0.00.0060.01616.59
7.4.330.0030.00315.55
7.4.320.0000.00616.67
7.4.300.0040.00416.63
7.4.290.0110.00016.62
7.4.280.0070.00016.61
7.4.270.0000.00716.62
7.4.260.0000.00513.22
7.4.250.0000.00716.41
7.4.240.0050.00216.60
7.4.230.0080.00016.56
7.4.220.0040.00416.54
7.4.210.0030.01316.60
7.4.200.0070.00016.63
7.4.130.0080.01016.66
7.4.120.0150.01516.52
7.4.110.0130.00316.58
7.4.100.0060.01116.59
7.4.90.0060.01116.58
7.4.80.0090.00919.39
7.4.70.0030.01316.57
7.4.60.0130.00316.60
7.4.50.0070.00716.45
7.4.40.0070.01116.52
7.4.30.0100.01416.38
7.4.20.0200.03016.23
7.4.10.0170.00716.52
7.4.00.0070.01716.34
7.3.330.0040.00416.21
7.3.320.0030.00313.12
7.3.310.0000.00716.00
7.3.300.0030.00316.20
7.3.290.0070.00916.26
7.3.280.0070.00716.18
7.3.260.0120.00616.12
7.3.240.0090.00716.26
7.3.230.0140.00416.20
7.3.210.0200.00616.39
7.3.200.0090.01216.38
7.3.190.0060.00916.18
7.3.180.0060.00916.22
7.3.170.0080.00816.35
7.3.160.0100.01016.32
7.3.150.0140.00716.24
7.3.140.0050.01516.18
7.3.130.0060.01316.10
7.3.120.0130.00916.29
7.3.110.0100.01115.95
7.3.100.0100.01016.27
7.3.90.0110.01116.36
7.3.80.0220.00016.19
7.3.70.0040.01616.15
7.3.60.0100.01316.14
7.3.50.0120.00916.12
7.3.40.0030.01316.12
7.3.30.0090.00916.20
7.3.20.0110.01016.18
7.3.10.0110.00916.16
7.3.00.0410.00618.04
7.2.330.0060.01216.44
7.2.320.0100.00716.48
7.2.310.0030.01216.47
7.2.300.0080.00916.31
7.2.290.0070.01016.10
7.2.280.0030.01716.25
7.2.270.0120.00916.36
7.2.260.0120.01116.05
7.2.250.0150.00916.20
7.2.240.0060.01616.41
7.2.230.0150.00316.39
7.2.220.0100.01116.11
7.2.210.0100.01316.45
7.2.200.0100.00916.25
7.2.190.0100.01316.27
7.2.180.0100.01416.09
7.2.170.0090.01516.27
7.2.160.0030.01416.16
7.2.150.0150.00416.31
7.2.140.0090.00916.38
7.2.130.0130.01516.30
7.2.120.0100.01316.38
7.2.110.0190.00916.07
7.2.100.0100.00916.37
7.2.90.0100.01016.36
7.2.80.0130.00716.16
7.2.70.0100.01016.00
7.2.60.0000.02016.29
7.2.50.0100.01016.09
7.2.40.0040.01416.38
7.2.30.0030.01616.23
7.2.20.0040.01416.47
7.2.10.0220.00016.07
7.2.00.0100.01016.37

preferences:
36.57 ms | 401 KiB | 5 Q