3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $secret = 'Nyy lbhe Onfr ner orybat gb hf.'; // private $callback; public $callback; final public function run() { call_user_func($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->callback = Closure::bind($clfn, null, 'Test'); } $test = new Test; // $clfn = function(){ print_r($this); }; $test->callback = Closure::bind($clfn, new Test, '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)
8.3.60.0100.01018.49
8.3.50.0130.00721.90
8.3.40.0090.00618.80
8.3.30.0150.00018.81
8.3.20.0040.00419.89
8.3.10.0000.00821.96
8.3.00.0080.00022.34
8.2.180.0000.01516.36
8.2.170.0120.00322.96
8.2.160.0030.01020.44
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0120.00326.16
8.2.120.0000.00819.36
8.2.110.0000.00919.24
8.2.100.0140.00017.84
8.2.90.0050.00319.13
8.2.80.0000.00817.97
8.2.70.0050.00517.63
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0080.00018.28
8.2.30.0060.00618.02
8.2.20.0040.00417.66
8.2.10.0000.00817.69
8.2.00.0000.00717.59
8.1.280.0070.01025.92
8.1.270.0040.00422.05
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0000.00923.80
8.1.230.0070.00419.02
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0050.00318.60
8.1.160.0030.00622.01
8.1.150.0050.00218.66
8.1.140.0040.00417.49
8.1.130.0070.00017.83
8.1.120.0000.00717.40
8.1.110.0070.00017.39
8.1.100.0000.00717.43
8.1.90.0000.00717.34
8.1.80.0070.00017.37
8.1.70.0040.00417.51
8.1.60.0040.00817.50
8.1.50.0040.00417.47
8.1.40.0040.00417.45
8.1.30.0040.00417.59
8.1.20.0080.00017.63
8.1.10.0040.00417.55
8.1.00.0030.00617.53
8.0.300.0040.00420.13
8.0.290.0060.00316.75
8.0.280.0070.00018.42
8.0.270.0000.00717.20
8.0.260.0030.00316.86
8.0.250.0030.00316.91
8.0.240.0060.00316.96
8.0.230.0000.00717.00
8.0.220.0030.00316.81
8.0.210.0040.00416.83
8.0.200.0050.00316.99
8.0.190.0080.00016.98
8.0.180.0020.00516.97
8.0.170.0040.00416.83
8.0.160.0040.00417.00
8.0.150.0080.00016.82
8.0.140.0070.00016.93
8.0.130.0050.00013.21
8.0.120.0080.00016.96
8.0.110.0040.00416.89
8.0.100.0040.00416.94
8.0.90.0040.00416.79
8.0.80.0040.01116.89
8.0.70.0040.00416.91
8.0.60.0050.00316.88
8.0.50.0040.00416.97
8.0.30.0160.00317.05
8.0.20.0180.00517.40
8.0.10.0040.00417.09
8.0.00.0150.00716.71
7.4.330.0000.00615.00
7.4.320.0030.00316.63
7.4.300.0000.00616.56
7.4.290.0030.00316.54
7.4.280.0000.00716.53
7.4.270.0070.00016.48
7.4.260.0030.00316.48
7.4.250.0070.00016.39
7.4.240.0040.00416.58
7.4.230.0000.00716.73
7.4.220.0120.00916.70
7.4.210.0060.00816.53
7.4.200.0030.00616.65
7.4.190.0030.00316.38
7.4.160.0100.00616.54
7.4.150.0090.01217.40
7.4.140.0120.01117.86
7.4.130.0120.00516.54
7.4.120.0110.00616.37
7.4.110.0040.01416.33
7.4.100.0120.00616.46
7.4.90.0140.00316.36
7.4.80.0040.01419.39
7.4.70.0140.00316.58
7.4.60.0030.01316.61
7.4.50.0040.00016.22
7.4.40.0060.01022.77
7.4.30.0100.00616.34
7.4.00.0090.00615.11
7.3.330.0000.00613.28
7.3.320.0000.00613.27
7.3.310.0000.00816.27
7.3.300.0060.00016.32
7.3.290.0100.00516.31
7.3.280.0100.00816.30
7.3.270.0030.01617.40
7.3.260.0130.00516.45
7.3.250.0090.00816.46
7.3.240.0070.01016.38
7.3.230.0070.01116.39
7.3.210.0070.01016.23
7.3.200.0140.00719.39
7.3.190.0120.00616.39
7.3.180.0000.01516.34
7.3.170.0060.00916.43
7.3.160.0030.01716.41
7.3.120.0040.01115.07
7.2.330.0110.00616.32
7.2.320.0090.00916.46
7.2.310.0090.01316.74
7.2.300.0050.01416.63
7.2.290.0060.01016.92
7.2.60.0040.01116.75
7.2.00.0040.01119.24
7.1.200.0060.00615.79
7.1.100.0090.00918.27
7.1.70.0040.00416.96
7.1.60.0100.01019.82
7.1.50.0070.01316.95
7.1.00.0070.07322.30
7.0.200.0000.00816.74
7.0.140.0030.07022.18
7.0.60.0070.08019.98
7.0.50.0100.07717.85
7.0.40.0100.04320.22
7.0.30.0300.07720.17
7.0.20.0170.04320.25
7.0.10.0400.08320.23
7.0.00.0070.05020.28
5.6.280.0070.07321.10
5.6.210.0000.08720.61
5.6.200.0100.08318.16
5.6.190.0070.04320.48
5.6.180.3570.03720.48
5.6.170.0230.05720.52
5.6.160.0000.08720.56
5.6.150.0000.04318.25
5.6.140.0130.07718.11
5.6.130.0030.08018.18
5.6.120.0100.08321.05
5.6.110.0230.06021.02
5.6.100.0130.07721.02
5.6.90.0070.04721.13
5.6.80.0130.07020.38
5.6.70.0300.07320.53
5.5.350.0030.04020.46
5.5.340.0000.07317.96
5.5.330.0070.05720.27
5.5.320.0170.09020.34
5.5.310.0330.05720.28
5.5.300.0030.07317.94
5.5.290.0000.06018.08
5.5.280.0030.06020.91
5.5.270.0100.04020.88
5.5.260.0130.08020.90
5.5.250.0200.07720.80
5.5.240.0100.03720.27
5.4.450.0670.06019.52
5.4.440.0600.05319.30
5.4.430.0030.06719.46
5.4.420.0100.07719.36
5.4.410.0100.06719.43
5.4.400.0800.00018.54
5.4.390.0700.00018.79
5.4.380.0130.06718.73
5.4.370.0200.04318.47
5.4.360.0230.04318.54
5.4.350.0070.06318.51
5.4.340.0170.05018.75
5.4.320.0050.04012.51
5.4.310.0060.03912.50
5.4.300.0060.04312.51
5.4.290.0060.04312.50
5.4.280.0070.03912.39
5.4.270.0070.08018.80
5.4.260.0200.04018.94
5.4.250.0030.06018.94
5.4.240.0200.06318.76
5.4.230.0100.07318.73
5.4.220.0170.07018.96
5.4.210.0130.07318.84
5.4.200.0100.05318.96
5.4.190.0070.05318.98
5.4.180.0100.07318.96
5.4.170.0070.05718.80
5.4.160.0100.07719.08
5.4.150.0070.08318.82
5.4.140.0100.05716.53
5.4.130.0030.05316.42
5.4.120.0100.05016.38
5.4.110.0200.06316.46
5.4.100.0170.05716.33
5.4.90.0100.04716.41
5.4.80.0130.05316.34
5.4.70.0100.07016.44
5.4.60.0100.05716.43
5.4.50.0170.06316.63
5.4.40.0130.06016.54
5.4.30.0170.04016.36
5.4.20.0130.05716.40
5.4.10.0030.07016.40
5.4.00.0100.04715.82
5.3.290.0060.04612.80
5.3.280.0270.04714.43
5.3.270.0130.06714.80
5.3.260.0000.08314.69
5.3.250.0130.07014.45
5.3.240.0070.07714.68
5.3.230.0100.06714.70
5.3.220.0130.06314.57
5.3.210.0170.07314.65
5.3.200.0100.05014.57
5.3.190.0200.06314.48
5.3.180.0130.05314.64
5.3.170.0030.05714.65
5.3.160.0000.06014.41
5.3.150.0030.07714.71
5.3.140.0130.06314.66
5.3.130.0170.04714.64
5.3.120.0100.05014.72
5.3.110.0200.06314.69
5.3.100.0070.07314.07
5.3.90.0200.05314.10
5.3.80.0100.05314.11
5.3.70.0000.06014.08
5.3.60.0000.06714.01
5.3.50.0230.06013.97
5.3.40.0030.06314.18
5.3.30.0070.05713.92
5.3.20.0070.05313.93
5.3.10.0000.07013.72
5.3.00.0130.05313.82
5.2.170.0130.05311.10
5.2.160.0030.04311.13
5.2.150.0170.04011.22
5.2.140.0100.03711.23
5.2.130.0070.05711.06
5.2.120.0070.04711.28
5.2.110.0070.04011.18
5.2.100.0070.04011.20
5.2.90.0100.04711.19
5.2.80.0070.04711.08
5.2.70.0070.04311.18
5.2.60.0070.05311.16
5.2.50.0100.05010.98
5.2.40.0130.04710.91
5.2.30.0070.04311.05
5.2.20.0100.03311.03
5.2.10.0100.04710.82
5.2.00.0030.06010.82
5.1.60.0030.03710.07
5.1.50.0100.0409.96
5.1.40.0130.0379.93
5.1.30.0000.04010.29
5.1.20.0070.05310.43
5.1.10.0100.04710.05
5.1.00.0000.04010.11
5.0.50.0070.0278.70
5.0.40.0070.0378.61
5.0.30.0030.0438.29
5.0.20.0030.0338.19
5.0.10.0000.0308.25
5.0.00.0100.0378.24
4.4.90.0000.0235.97
4.4.80.0000.0305.85
4.4.70.0070.0175.90
4.4.60.0000.0335.83
4.4.50.0000.0305.83
4.4.40.0000.0375.83
4.4.30.0030.0235.85
4.4.20.0030.0235.95
4.4.10.0030.0236.02
4.4.00.0070.0335.89
4.3.110.0100.0235.77
4.3.100.0000.0235.77
4.3.90.0000.0235.77
4.3.80.0030.0305.77
4.3.70.0000.0335.77
4.3.60.0000.0235.88
4.3.50.0000.0235.77
4.3.40.0000.0375.77
4.3.30.0000.0305.77
4.3.20.0030.0305.77
4.3.10.0070.0175.77
4.3.00.0030.0236.52

preferences:
41.97 ms | 401 KiB | 5 Q