3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); class Foo { private array $data = []; public function __set($name, $value) { $this->data[$name] = $value; } public function __isset($name) { return isset($this->data[$name]); } public function __unset($name) { unset($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)
8.4.120.0060.00223.98
8.4.110.0120.00820.66
8.4.100.0090.01218.56
8.4.90.0110.01018.68
8.4.80.0050.00417.82
8.4.70.0140.00517.83
8.4.60.0070.01218.95
8.4.50.0110.01017.73
8.4.40.0160.00317.46
8.4.30.0060.00320.44
8.4.20.0100.01017.82
8.4.10.0060.00319.71
8.3.250.0130.00718.77
8.3.240.0140.00517.36
8.3.230.0080.01216.74
8.3.220.0120.00616.97
8.3.210.0110.00616.53
8.3.200.0070.00516.61
8.3.190.0090.00720.77
8.3.180.0030.00716.67
8.3.170.0120.00617.12
8.3.160.0110.00716.89
8.3.150.0120.00619.09
8.3.140.0070.00717.12
8.3.130.0080.00818.47
8.3.120.0080.00019.21
8.3.110.0000.00816.60
8.3.100.0130.00316.53
8.3.90.0150.00018.58
8.3.80.0060.00317.97
8.3.70.0110.01116.38
8.3.60.0120.00418.40
8.3.50.0090.00724.60
8.3.40.0080.00818.97
8.3.30.0090.00618.88
8.3.20.0030.00521.74
8.3.10.0080.00020.24
8.3.00.0080.00023.66
8.2.290.0070.00620.59
8.2.280.0120.00718.21
8.2.270.0100.01017.45
8.2.260.0070.01016.65
8.2.250.0030.01216.62
8.2.240.0000.00918.46
8.2.230.0060.00320.94
8.2.220.0040.01224.06
8.2.210.0080.00026.77
8.2.200.0100.00316.50
8.2.190.0100.00616.58
8.2.180.0120.00318.35
8.2.170.0160.00022.96
8.2.160.0070.00722.26
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0080.00626.16
8.2.120.0000.00726.16
8.2.110.0030.00621.06
8.2.100.0040.00817.91
8.2.90.0000.00720.61
8.2.80.0040.00420.48
8.2.70.0030.00617.50
8.2.60.0060.00318.04
8.2.50.0000.00818.07
8.2.40.0000.00817.95
8.2.30.0040.00419.55
8.2.20.0030.01018.07
8.2.10.0040.00419.23
8.2.00.0040.00419.12
8.1.330.0120.00721.86
8.1.320.0040.00415.97
8.1.310.0030.00516.88
8.1.300.0080.00818.29
8.1.290.0060.00318.88
8.1.280.0120.00325.92
8.1.270.0160.00920.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.01322.10
8.1.230.0070.00320.97
8.1.220.0050.00317.79
8.1.210.0000.00818.79
8.1.200.0070.00317.35
8.1.190.0000.00917.23
8.1.180.0000.00818.10
8.1.170.0080.00018.52
8.1.160.0050.00318.73
8.1.150.0000.00718.87
8.1.140.0000.00718.68
8.1.130.0080.00017.43
8.1.120.0040.00417.30
8.1.110.0050.00217.30
8.1.100.0000.00717.36
8.1.90.0000.00717.37
8.1.80.0060.00317.37
8.1.70.0040.00417.41
8.1.60.0030.00617.59
8.1.50.0060.00317.49
8.1.40.0050.00217.42
8.1.30.0000.00817.70
8.1.20.0040.00417.63
8.1.10.0040.00417.48
8.1.00.0040.00417.51
8.0.300.0060.00320.09
8.0.290.0040.00416.75
8.0.280.0030.00318.45
8.0.270.0030.00318.03
8.0.260.0000.00716.82
8.0.250.0070.00016.96
8.0.240.0040.00416.83
8.0.230.0070.00016.97
8.0.220.0030.00316.89
8.0.210.0070.00016.86
8.0.200.0030.00317.00
8.0.190.0040.00416.96
8.0.180.0000.00816.96
8.0.170.0040.00416.88
8.0.160.0070.00016.81
8.0.150.0000.00816.75
8.0.140.0000.00716.89
8.0.130.0050.00313.29
8.0.120.0040.00416.91
8.0.110.0070.00016.89
8.0.100.0050.00216.87
8.0.90.0040.00416.70
8.0.80.0150.00616.78
8.0.70.0040.00416.93
8.0.60.0080.00016.93
8.0.50.0000.00716.76
8.0.30.0100.01016.83
8.0.20.0090.01217.01
8.0.10.0070.00016.86
8.0.00.0070.01416.78
7.4.330.0020.00215.55
7.4.320.0060.00016.50
7.4.300.0030.00316.61
7.4.290.0020.00516.52
7.4.280.0000.00716.46
7.4.270.0040.00416.55
7.4.260.0030.00313.25
7.4.250.0000.00716.49
7.4.240.0070.00016.56
7.4.230.0030.00316.40
7.4.220.0000.00716.58
7.4.210.0050.01316.63
7.4.200.0040.00416.68
7.4.130.0110.00616.52
7.4.120.0170.00016.48
7.4.110.0130.00416.52
7.4.100.0090.01216.57
7.4.90.0030.01316.45
7.4.80.0040.01519.39
7.4.70.0120.00416.48
7.4.60.0100.00716.43
7.4.50.0070.01016.32
7.4.40.0150.00616.42
7.4.30.0130.00516.36
7.4.20.0090.00916.44
7.4.10.0100.01416.46
7.4.00.0230.01016.23
7.3.330.0080.00016.23
7.3.320.0050.00013.20
7.3.310.0000.00616.11
7.3.300.0040.00416.20
7.3.290.0080.00716.15
7.3.280.0030.01216.27
7.3.260.0030.01316.24
7.3.240.0070.01016.25
7.3.230.0110.00716.25
7.3.210.0090.00616.27
7.3.200.0090.00616.18
7.3.190.0130.01016.28
7.3.180.0070.01016.22
7.3.170.0040.01216.32
7.3.160.0100.01016.25
7.3.150.0060.01216.14
7.3.140.0040.02016.23
7.3.130.0190.00316.16
7.3.120.0130.00316.26
7.3.110.0030.01216.10
7.3.100.0030.01316.16
7.3.90.0080.00816.14
7.3.80.0100.01016.15
7.3.70.0070.01016.14
7.3.60.0090.00616.15
7.3.50.0120.00416.16
7.3.40.0030.01616.10
7.3.30.0140.00316.22
7.3.20.0030.01615.98
7.3.10.0100.01016.07
7.3.00.0030.01616.24
7.2.330.0070.01016.43
7.2.320.0060.01016.47
7.2.310.0130.00616.47
7.2.300.0130.01016.02
7.2.290.0290.01616.21
7.2.280.0100.01016.11
7.2.270.0130.00916.13
7.2.260.0030.02016.37
7.2.250.0130.00316.09
7.2.240.0040.01216.29
7.2.230.0060.01216.44
7.2.220.0080.01116.04
7.2.210.0100.01016.38
7.2.200.0070.01016.11
7.2.190.0090.00616.34
7.2.180.0080.00816.23
7.2.170.0080.00916.44
7.2.160.0030.01416.39
7.2.150.0070.01416.22
7.2.140.0090.00916.45
7.2.130.0100.01716.44
7.2.120.0090.00916.31
7.2.110.0210.00316.29
7.2.100.0080.00816.23
7.2.90.0120.00616.43
7.2.80.0120.00616.47
7.2.70.0090.00916.34
7.2.60.0040.01516.18
7.2.50.0110.00716.44
7.2.40.0130.00616.36
7.2.30.0060.01216.46
7.2.20.0100.01016.45
7.2.10.0060.01216.38
7.2.00.0090.01216.32

preferences:
83.4 ms | 403 KiB | 5 Q