3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $secret = 'Nyy lbhe Onfr ner orybat gb hf.'; private $callback; final public function run() { call_user_func($this->callback); return $this->secret . PHP_EOL; } public function __set($k, $v) { $key = $v[($v[$v])]; // $v is some kind of weird array $value = $v(); // and a callback! $this->{$key} = $value; } } $test = new Test; // start editing here class A{ function b(){ return function(){ return $this->secret; }; } } $a = new A(); $a->bindTo($test); // end editing here echo $test->run();

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)
8.3.70.0120.00616.58
8.3.60.0000.01518.55
8.3.50.0100.00821.97
8.3.40.0040.01118.84
8.3.30.0140.00319.23
8.3.20.0000.00720.06
8.3.10.0000.00722.09
8.3.00.0040.00422.39
8.2.180.0100.01016.88
8.2.170.0000.01422.96
8.2.160.0070.01320.53
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0100.01026.16
8.2.120.0080.00019.36
8.2.110.0090.00020.98
8.2.100.0080.00417.91
8.2.90.0030.00619.03
8.2.80.0080.00017.97
8.2.70.0030.00517.50
8.2.60.0040.00417.80
8.2.50.0050.00318.10
8.2.40.0030.00620.47
8.2.30.0000.01117.94
8.2.20.0000.00717.58
8.2.10.0000.00717.73
8.2.00.0040.00417.76
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0020.00526.35
8.1.250.0040.00428.09
8.1.240.0040.00421.22
8.1.230.0000.01217.64
8.1.220.0030.00617.74
8.1.210.0030.00918.77
8.1.200.0030.00617.35
8.1.190.0040.00417.22
8.1.180.0030.00618.10
8.1.170.0040.00418.52
8.1.160.0000.00722.26
8.1.150.0050.00318.63
8.1.140.0030.00617.33
8.1.130.0030.00317.91
8.1.120.0000.00717.36
8.1.110.0020.00517.29
8.1.100.0030.00517.30
8.1.90.0070.00017.31
8.1.80.0000.00717.34
8.1.70.0030.00317.40
8.1.60.0000.00917.44
8.1.50.0050.00217.54
8.1.40.0040.00417.60
8.1.30.0070.00017.66
8.1.20.0000.00817.64
8.1.10.0040.00417.56
8.1.00.0040.00417.53
8.0.300.0040.00418.84
8.0.290.0040.00416.75
8.0.280.0050.00318.40
8.0.270.0040.00417.11
8.0.260.0030.00316.93
8.0.250.0000.00717.02
8.0.240.0040.00416.98
8.0.230.0070.00016.96
8.0.220.0080.00016.95
8.0.210.0000.00716.81
8.0.200.0040.00616.96
8.0.190.0030.00417.00
8.0.180.0000.00816.95
8.0.170.0080.00016.93
8.0.160.0040.00416.86
8.0.150.0080.00016.74
8.0.140.0050.00316.93
8.0.130.0000.00513.38
8.0.120.0040.00416.77
8.0.110.0000.00816.88
8.0.100.0040.00416.86
8.0.90.0050.00216.73
8.0.80.0100.00716.79
8.0.70.0050.00316.78
8.0.60.0050.00216.82
8.0.50.0040.00416.85
8.0.30.0100.01116.96
8.0.20.0070.01617.40
8.0.10.0070.00016.90
8.0.00.0120.01116.71
7.4.330.0030.00315.00
7.4.320.0000.00616.52
7.4.300.0030.00316.66
7.4.290.0020.00416.47
7.4.280.0000.00716.62
7.4.270.0030.00316.54
7.4.260.0030.00316.62
7.4.250.0040.00416.56
7.4.240.0050.00216.56
7.4.230.0000.00716.45
7.4.220.0070.01016.57
7.4.210.0090.00816.63
7.4.200.0030.00616.60
7.4.190.0070.00016.61
7.4.160.0060.01116.32
7.4.150.0060.01217.40
7.4.140.0100.00817.86
7.4.130.0090.01216.65
7.4.120.0120.00516.56
7.4.110.0070.01116.53
7.4.100.0090.01516.55
7.4.90.0110.00716.46
7.4.80.0070.01119.39
7.4.70.0130.00616.45
7.4.60.0080.01216.49
7.4.50.0030.00316.57
7.4.40.0090.00922.77
7.4.30.0090.00816.71
7.4.00.0000.01215.20
7.3.330.0000.00613.33
7.3.320.0030.00313.25
7.3.310.0030.00316.12
7.3.300.0030.00316.18
7.3.290.0060.01216.32
7.3.280.0070.01016.30
7.3.270.0150.00617.40
7.3.260.0080.01016.40
7.3.250.0090.00716.42
7.3.240.0070.01016.27
7.3.230.0090.00916.39
7.3.210.0090.00916.44
7.3.200.0050.01119.39
7.3.190.0160.00516.50
7.3.180.0060.00916.51
7.3.170.0110.00516.37
7.3.160.0100.00516.25
7.3.120.0050.00514.89
7.2.330.0100.00716.52
7.2.320.0120.01216.68
7.2.310.0060.01216.69
7.2.300.0090.00916.26
7.2.290.0060.01016.42
7.2.110.0350.00316.22
7.2.80.0100.00316.40
7.2.60.0090.00616.64
7.2.00.0030.01018.98
7.1.200.0140.00015.76
7.1.100.0030.00918.12
7.1.70.0070.00716.93
7.1.60.0170.00719.82
7.1.50.0000.01316.56
7.1.00.0070.07322.32
7.0.200.0090.00516.76
7.0.140.0130.06322.13
7.0.60.0070.06319.95
7.0.50.0070.04717.96
7.0.40.0030.07020.27
7.0.30.0230.04020.10
7.0.20.0370.07320.19
7.0.10.0070.04020.30
7.0.00.0070.08320.11
5.6.280.0030.07321.13
5.6.210.0030.07720.76
5.6.200.0200.05018.15
5.6.190.0070.04720.67
5.6.180.0530.06320.57
5.6.170.0230.06020.63
5.6.160.0070.08720.50
5.6.150.0000.05018.18
5.6.140.0000.04718.16
5.6.130.0130.03318.13
5.6.120.0070.06020.70
5.6.110.0100.08321.00
5.6.100.0100.08321.15
5.6.90.0030.05021.09
5.6.80.0070.05320.43
5.5.350.0170.03020.40
5.5.340.0130.07717.96
5.5.330.0070.08320.31
5.5.320.0500.06720.31
5.5.310.0270.07720.34
5.5.300.0070.03718.08
5.5.290.0030.06018.06
5.5.280.0000.04720.86
5.5.270.0030.06020.78
5.5.260.0030.08320.73
5.5.250.0070.05720.48
5.5.240.0230.06720.16
5.4.450.0500.06019.64
5.4.440.0370.04719.32
5.4.430.0530.04019.52
5.4.420.0300.04319.49
5.4.410.0270.04019.36
5.4.400.0500.03718.87
5.4.390.0030.04319.09
5.4.380.0370.04318.74
5.4.370.0300.05018.83
5.4.360.0330.05018.77
5.4.350.0370.05318.64
5.4.340.0300.06018.54
5.4.320.0050.03812.51
5.4.310.0110.04912.50
5.4.300.0080.03612.51
5.4.290.0050.03912.50
5.4.280.0060.03612.41
5.4.270.0100.05719.02
5.4.260.0170.05718.88
5.4.250.0000.08718.89
5.4.240.0100.05318.87
5.4.230.0100.05018.93
5.4.220.0200.04318.73
5.4.210.0200.05719.00
5.4.200.0200.06018.64
5.4.190.0070.05719.01
5.4.180.0170.07018.79
5.4.170.0130.07019.09
5.4.160.0100.05718.72
5.4.150.0130.05018.72
5.4.140.0230.04016.40
5.4.130.0100.06016.36
5.4.120.0000.05716.44
5.4.110.0100.06016.47
5.4.100.0170.04016.47
5.4.90.0030.08316.32
5.4.80.0100.07016.50
5.4.70.0100.05716.49
5.4.60.0200.05316.40
5.4.50.0100.06016.44
5.4.40.0000.05716.33
5.4.30.0100.05316.34
5.4.20.0030.06016.30
5.4.10.0170.05016.48
5.4.00.0100.05015.91
5.3.290.0070.04012.80
5.3.280.0030.05714.77
5.3.270.0070.05714.66
5.3.260.0130.05714.75
5.3.250.0100.05014.61
5.3.240.0170.05714.70
5.3.230.0070.07014.70
5.3.220.0030.07314.57
5.3.210.0100.07014.56
5.3.200.0000.05714.57
5.3.190.0070.05314.60
5.3.180.0170.05014.74
5.3.170.0230.06014.65
5.3.160.0130.04714.66
5.3.150.0130.07014.57
5.3.140.0100.05014.63
5.3.130.0030.07314.65
5.3.120.0130.07014.55
5.3.110.0170.06314.54
5.3.100.0100.06014.05
5.3.90.0200.07313.93
5.3.80.0170.05014.00
5.3.70.0100.04713.86
5.3.60.0070.05014.18
5.3.50.0030.06013.94
5.3.40.0170.04713.94
5.3.30.0130.06014.00
5.3.20.0070.05013.79
5.3.10.0000.05313.88
5.3.00.0070.05713.72
5.2.170.0070.06311.11
5.2.160.0070.03711.23
5.2.150.0070.04711.06
5.2.140.0070.05011.11
5.2.130.0270.03711.10
5.2.120.0030.04011.17
5.2.110.0100.03711.07
5.2.100.0070.03711.18
5.2.90.0100.05311.19
5.2.80.0100.04311.10
5.2.70.0070.04311.14
5.2.60.0100.04011.14
5.2.50.0100.03711.02
5.2.40.0030.04311.06
5.2.30.0070.04711.05
5.2.20.0070.05311.03
5.2.10.0000.04711.09
5.2.00.0100.04010.72
5.1.60.0170.03710.24
5.1.50.0030.04310.00
5.1.40.0030.0409.82
5.1.30.0070.05310.17
5.1.20.0070.04010.19
5.1.10.0070.05010.17
5.1.00.0070.03310.16
5.0.50.0030.0278.65
5.0.40.0030.0278.42
5.0.30.0100.0408.27
5.0.20.0030.0378.29
5.0.10.0000.0308.16
5.0.00.0030.0478.01
4.4.90.0000.0236.07
4.4.80.0030.0206.07
4.4.70.0030.0306.07
4.4.60.0000.0276.07
4.4.50.0000.0336.07
4.4.40.0030.0436.07
4.4.30.0070.0206.07
4.4.20.0030.0206.07
4.4.10.0070.0176.07
4.4.00.0030.0406.07
4.3.110.0070.0276.07
4.3.100.0070.0236.07
4.3.90.0030.0306.07
4.3.80.0030.0336.07
4.3.70.0030.0206.07
4.3.60.0070.0176.07
4.3.50.0070.0236.07
4.3.40.0000.0406.07
4.3.30.0030.0276.07
4.3.20.0030.0206.07
4.3.10.0170.0176.07
4.3.00.0070.02013.50

preferences:
39.1 ms | 401 KiB | 5 Q