3v4l.org

run code in 300+ PHP versions simultaneously
<?php spl_autoload_register('loader'); function loader($className) { echo "loading $className\n"; if ($className == 'Wakeup') eval('class Wakeup {public $b; public $e; function __construct(){$this->b = new B; $this->e = new E;} function __wakeup(){echo "var_dump()\n";var_dump(true);;echo "var_dumped()\n";}}'); else if ($className == 'B') eval('class B { function __wakeup(){echo "B::__wakeup\n"; }}'); else if ($className == 'D') eval('class D { function __wakeup(){echo "D::__wakeup\n";}}'); else if ($className == 'E') eval('class E extends D { function __wakeup(){echo "E::__wakeup\n"; throw new ReactException;}}'); else if ($className == 'ReactException') eval('class ReactException extends Exception{}'); echo "loaded $className: " . class_exists($className, false) . "\n"; return true; } try { unserialize('O:6:"Wakeup":2:{s:1:"b";O:1:"B":0:{}s:1:"e";O:1:"E":0:{}}'); } catch (Exception $e) { echo $e; exit('success'); } echo 'fail';

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)
8.3.60.0060.01318.43
8.3.50.0080.01021.98
8.3.40.0090.00618.79
8.3.30.0090.00619.09
8.3.20.0000.00820.39
8.3.10.0000.00823.66
8.3.00.0000.00820.93
8.2.180.0180.00418.45
8.2.170.0150.00022.96
8.2.160.0040.01220.53
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0120.00626.16
8.2.120.0060.01319.48
8.2.110.0070.00322.16
8.2.100.0110.00020.35
8.2.90.0000.00919.36
8.2.80.0050.00317.97
8.2.70.0050.00517.63
8.2.60.0060.00317.93
8.2.50.0100.00018.07
8.2.40.0000.00818.14
8.2.30.0070.00018.15
8.2.20.0000.00817.80
8.2.10.0040.00417.96
8.2.00.0030.00617.70
8.1.280.0040.01825.92
8.1.270.0050.00323.82
8.1.260.0060.00326.35
8.1.250.0000.00928.09
8.1.240.0060.00323.71
8.1.230.0080.00319.16
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0040.00417.25
8.1.180.0060.00318.10
8.1.170.0050.00318.51
8.1.160.0040.00422.05
8.1.150.0040.00418.63
8.1.140.0040.00417.39
8.1.130.0070.00019.55
8.1.120.0040.00417.49
8.1.110.0040.00417.46
8.1.100.0060.00317.51
8.1.90.0000.00717.38
8.1.80.0080.00017.52
8.1.70.0000.00717.34
8.1.60.0040.00717.58
8.1.50.0030.00617.53
8.1.40.0060.00317.50
8.1.30.0040.00417.59
8.1.20.0060.00317.53
8.1.10.0040.00417.62
8.1.00.0060.00317.41
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0040.00418.55
8.0.270.0040.00417.16
8.0.260.0000.00717.30
8.0.250.0000.00717.04
8.0.240.0000.00717.00
8.0.230.0000.00717.03
8.0.220.0070.00016.88
8.0.210.0040.00417.03
8.0.200.0000.01017.00
8.0.190.0000.01116.91
8.0.180.0030.00616.99
8.0.170.0040.00417.02
8.0.160.0040.00417.11
8.0.150.0040.00416.97
8.0.140.0040.00417.00
8.0.130.0030.00613.41
8.0.120.0040.00416.97
8.0.110.0040.00416.90
8.0.100.0050.00216.90
8.0.90.0000.00717.00
8.0.80.0060.01516.89
8.0.70.0040.00417.00
8.0.60.0070.00016.99
8.0.50.0040.00416.94
8.0.30.0150.00517.23
8.0.20.0120.01317.40
8.0.10.0040.00417.11
8.0.00.0080.01316.93
7.4.330.0050.00015.00
7.4.320.0030.00316.54
7.4.300.0030.00316.62
7.4.290.0030.00316.49
7.4.280.0000.00816.51
7.4.270.0030.00316.54
7.4.260.0040.00416.62
7.4.250.0030.00516.36
7.4.240.0010.00616.58
7.4.230.0070.00016.75
7.4.220.0060.01916.55
7.4.210.0040.01016.48
7.4.200.0000.00816.58
7.4.160.0070.01116.68
7.4.150.0150.00517.40
7.4.140.0090.00917.86
7.4.130.0100.00816.69
7.4.120.0150.00516.51
7.4.110.0040.01316.37
7.4.100.0050.01116.75
7.4.90.0150.00316.53
7.4.80.0140.00619.39
7.4.70.0110.00516.54
7.4.60.0070.01016.53
7.4.50.0030.00316.27
7.4.40.0080.00916.60
7.4.30.0120.00416.45
7.4.00.0100.00615.11
7.3.330.0000.00613.41
7.3.320.0000.00513.30
7.3.310.0000.00716.46
7.3.300.0000.00716.46
7.3.290.0030.01016.50
7.3.280.0050.01416.46
7.3.270.0070.01017.40
7.3.260.0090.00916.62
7.3.250.0130.00416.72
7.3.240.0060.01216.60
7.3.230.0070.01116.50
7.3.210.0000.01816.56
7.3.200.0100.01019.39
7.3.190.0110.01116.72
7.3.180.0070.00716.46
7.3.170.0120.00416.48
7.3.160.0040.01216.35
7.3.120.0040.00814.96
7.2.330.0060.01216.78
7.2.320.0100.00716.72
7.2.310.0060.01216.75
7.2.300.0050.01116.71
7.2.290.0090.00916.54
7.2.60.0110.01116.86
7.1.200.0030.00815.59
7.1.100.0070.00718.01
7.1.70.0030.00617.05
7.1.60.0090.01319.70
7.1.50.0170.00716.95
7.1.00.0030.07722.44
7.0.200.0000.00816.95
7.0.140.0100.06722.18
7.0.100.0100.08020.02
7.0.90.0100.08719.87
7.0.80.0130.07019.92
7.0.70.0100.04019.86
7.0.60.0130.08020.03
7.0.50.0100.07020.32
7.0.40.0130.07720.11
7.0.30.0130.04020.11
7.0.20.0030.05319.99
7.0.10.0130.07320.09
7.0.00.0130.07720.17
5.6.280.0000.07721.11
5.6.250.0130.07020.64
5.6.240.0000.07020.79
5.6.230.0130.05020.55
5.6.220.0100.04720.71
5.6.210.0030.06320.60
5.6.200.0070.05321.05
5.6.190.0100.07021.21
5.6.180.0070.07021.04
5.6.170.0200.07020.98
5.6.160.0130.08321.11
5.6.150.0070.08021.00
5.6.140.0100.08021.06
5.6.130.0230.07721.08
5.6.120.0070.06321.11
5.6.110.0000.05021.16
5.6.100.0170.04021.08
5.6.90.0070.08721.16
5.6.80.0030.04320.41
5.6.70.0100.06320.49
5.6.60.0100.07320.46
5.6.50.0100.04720.44
5.6.40.0070.08320.43
5.6.30.0030.04320.39
5.6.20.0130.05720.51
5.6.10.0100.07720.29
5.6.00.0000.08720.42
5.5.380.0070.07020.45
5.5.370.0070.08720.61
5.5.360.0100.07020.48
5.5.350.0130.05320.45
5.5.340.0030.05020.94
5.5.330.0070.04320.93
5.5.320.0070.04320.94
5.5.310.0070.08020.83
5.5.300.0070.06720.95
5.5.290.0070.07720.95
5.5.280.0130.07020.83
5.5.270.0030.05020.89
5.5.260.0070.04720.95
5.5.250.0070.06720.74
5.5.240.0100.04720.15
5.5.230.0100.05020.33
5.5.220.0070.06720.24
5.5.210.0070.08020.17
5.5.200.0170.06320.21
5.5.190.0070.08720.25
5.5.180.0170.07020.13
5.5.160.0070.05320.23
5.5.150.0030.04720.11
5.5.140.0130.07720.28
5.5.130.0170.04020.18
5.5.120.0100.05720.14
5.5.110.0000.07720.18
5.5.100.0030.04320.11
5.5.90.0130.07320.07
5.5.80.0200.05320.15
5.5.70.0030.04020.16
5.5.60.0000.04320.09
5.5.50.0130.06720.04
5.5.40.0170.03320.09
5.5.30.0100.07320.04
5.5.20.0000.06320.05
5.5.10.0100.07319.96
5.5.00.0200.06320.10
5.4.450.0030.08319.56
5.4.440.0100.06019.33
5.4.430.0000.04319.53
5.4.420.0070.08019.20
5.4.410.0070.07719.15
5.4.400.0000.04019.18
5.4.390.0030.07319.21
5.4.380.0170.06019.21
5.4.370.0130.07019.21
5.4.360.0000.04318.88
5.4.350.0100.07019.05
5.4.340.0070.04718.95
5.4.320.0070.08018.88
5.4.310.0100.07019.11
5.4.300.0170.04019.11
5.4.290.0200.03319.07
5.4.280.0070.08019.04
5.4.270.0070.04019.13
5.4.260.0030.07319.16
5.4.250.0130.03718.87
5.4.240.0030.05019.03
5.4.230.0100.04019.03
5.4.220.0070.04319.14
5.4.210.0200.06318.95
5.4.200.0130.04019.21
5.4.190.0030.04019.11
5.4.180.0030.04719.19
5.4.170.0200.07019.13
5.4.160.0200.03018.86
5.4.150.0070.07719.22
5.4.140.0100.07316.36
5.4.130.0100.03716.51
5.4.120.0030.03716.41
5.4.110.0000.05016.51
5.4.100.0030.06716.48
5.4.90.0100.07016.48
5.4.80.0130.06316.45
5.4.70.0070.03716.29
5.4.60.0070.07316.35
5.4.50.0000.05316.46
5.4.40.0000.07016.41
5.4.30.0000.05316.37
5.4.20.0100.03716.45
5.4.10.0100.05316.37
5.4.00.0030.08015.87
5.3.290.0030.04714.70
5.3.280.0000.06014.63
5.3.270.0070.05314.61
5.3.260.0100.08014.76
5.3.250.0100.05314.66
5.3.240.0000.06714.76
5.3.230.0100.07714.59
5.3.220.0030.07014.66
5.3.210.0070.03714.60
5.3.200.0000.06014.62
5.3.190.0030.07314.72
5.3.180.0100.03714.74
5.3.170.0070.06014.72
5.3.160.0170.06014.57
5.3.150.0100.06314.55
5.3.140.0000.05714.71
5.3.130.0070.04314.54
5.3.120.0030.07314.57
5.3.110.0000.08014.59
5.3.100.0100.04013.96
5.3.90.0000.06013.98
5.3.80.0100.06314.15
5.3.70.0070.06014.12
5.3.60.0000.05314.16
5.3.50.0100.06313.92
5.3.40.0070.05013.88
5.3.30.0030.05713.84
5.3.20.0100.07013.80
5.3.10.0070.03713.75
5.3.00.0070.05713.66
5.2.170.0030.04712.31
5.2.160.0070.03312.31
5.2.150.0030.03012.31
5.2.140.0100.02712.31
5.2.130.0000.03712.31
5.2.120.0070.04312.31
5.2.110.0000.06712.31
5.2.100.0070.06712.31
5.2.90.0000.06712.31
5.2.80.0000.06312.31
5.2.70.0070.05312.31
5.2.60.0100.06312.31
5.2.50.0070.05312.31
5.2.40.0100.04312.31
5.2.30.0100.06012.31
5.2.20.0000.04012.31
5.2.10.0100.02712.31
5.2.00.0100.04012.31
5.1.60.0030.02712.31
5.1.50.0100.04312.31
5.1.40.0070.05712.31
5.1.30.0030.06312.31
5.1.20.0030.03012.31
5.1.10.0100.03712.31
5.1.00.0030.03712.31
5.0.50.0000.02312.31
5.0.40.0000.02012.31
5.0.30.0000.04312.31
5.0.20.0030.02012.31
5.0.10.0030.02312.31
5.0.00.0000.03312.31
4.4.90.0000.02012.31
4.4.80.0000.02312.31
4.4.70.0030.03012.31
4.4.60.0100.02312.31
4.4.50.0100.01712.31
4.4.40.0000.04312.31
4.4.30.0000.03012.31
4.4.20.0100.02312.31
4.4.10.0000.01712.31
4.4.00.0030.02712.31
4.3.110.0030.03012.31
4.3.100.0000.01712.31
4.3.90.0030.02012.31
4.3.80.0000.02312.31
4.3.70.0000.02012.31
4.3.60.0030.01712.31
4.3.50.0030.01012.31
4.3.40.0000.02312.31
4.3.30.0000.03012.31
4.3.20.0000.01312.31
4.3.10.0000.02712.31
4.3.00.0030.01312.31

preferences:
45.85 ms | 401 KiB | 5 Q