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; $this->e = new E;} function __wakeup(){echo "var_dump()\n";var_dump($this);;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 ($className == 'E') eval('class E extends D { function __wakeup(){echo "E::__wakeup\n"; }}'); else if ($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)
8.3.60.0110.00418.43
8.3.50.0100.01221.21
8.3.40.0180.00318.67
8.3.30.0030.01719.96
8.3.20.0040.00420.39
8.3.10.0060.00320.92
8.3.00.0050.00322.46
8.2.180.0110.00716.50
8.2.170.0110.01122.96
8.2.160.0070.00720.15
8.2.150.0000.00824.18
8.2.140.0000.00924.66
8.2.130.0080.00026.16
8.2.120.0080.00020.66
8.2.110.0040.00422.11
8.2.100.0090.00317.91
8.2.90.0060.00319.17
8.2.80.0060.00319.32
8.2.70.0040.00417.50
8.2.60.0000.00818.05
8.2.50.0050.00318.07
8.2.40.0040.00420.01
8.2.30.0030.00319.34
8.2.20.0000.00817.68
8.2.10.0050.00317.58
8.2.00.0060.00317.62
8.1.280.0070.01125.92
8.1.270.0050.00523.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00022.53
8.1.230.0060.00621.04
8.1.220.0040.00418.77
8.1.210.0050.00318.96
8.1.200.0060.00617.22
8.1.190.0060.00317.66
8.1.180.0030.00618.10
8.1.170.0040.00418.59
8.1.160.0050.00318.86
8.1.150.0000.00718.59
8.1.140.0030.00517.46
8.1.130.0000.00717.86
8.1.120.0050.00217.48
8.1.110.0050.00217.35
8.1.100.0040.00417.40
8.1.90.0040.00417.45
8.1.80.0030.00317.39
8.1.70.0000.00717.31
8.1.60.0000.00917.55
8.1.50.0040.00417.36
8.1.40.0000.00817.44
8.1.30.0030.00617.42
8.1.20.0030.00617.61
8.1.10.0000.00817.41
8.1.00.0000.00817.48
8.0.300.0040.00420.02
8.0.290.0000.00717.18
8.0.280.0070.00018.43
8.0.270.0000.00717.33
8.0.260.0030.00316.83
8.0.250.0000.00717.07
8.0.240.0000.00816.91
8.0.230.0070.00017.00
8.0.220.0070.00016.95
8.0.210.0050.00216.96
8.0.200.0030.00317.11
8.0.190.0000.00816.91
8.0.180.0080.00016.99
8.0.170.0040.00416.96
8.0.160.0040.00417.03
8.0.150.0030.00316.89
8.0.140.0000.00716.80
8.0.130.0060.00013.46
8.0.120.0000.00816.93
8.0.110.0080.00016.95
8.0.100.0040.00416.88
8.0.90.0000.00716.80
8.0.80.0110.00716.93
8.0.70.0030.00516.86
8.0.60.0040.00416.86
8.0.50.0000.00716.89
8.0.30.0180.00317.14
8.0.20.0110.00817.40
8.0.10.0070.00016.91
8.0.00.0130.00516.70
7.4.330.0000.00516.84
7.4.320.0000.00616.60
7.4.300.0050.00216.51
7.4.290.0070.00016.54
7.4.280.0000.00716.42
7.4.270.0040.00416.65
7.4.260.0000.00513.36
7.4.250.0000.00716.36
7.4.240.0020.00516.58
7.4.230.0040.00416.46
7.4.220.0050.01416.64
7.4.210.0080.00716.58
7.4.200.0040.00416.44
7.4.190.0040.00416.43
7.4.160.0130.00316.45
7.4.150.0070.01017.40
7.4.140.0160.00517.86
7.4.130.0120.00716.52
7.4.120.0160.00516.56
7.4.110.0070.01016.47
7.4.100.0110.00716.33
7.4.90.0090.01016.56
7.4.80.0070.01019.39
7.4.70.0030.01316.70
7.4.60.0090.01516.44
7.4.50.0000.00816.41
7.4.40.0060.00922.77
7.4.30.0090.00916.48
7.4.10.0090.00914.90
7.4.00.0070.01114.85
7.3.330.0050.00013.45
7.3.320.0000.00613.22
7.3.310.0070.00016.30
7.3.300.0040.00416.26
7.3.290.0000.01516.39
7.3.280.0080.00916.40
7.3.270.0110.00617.40
7.3.260.0090.01418.24
7.3.250.0130.00716.57
7.3.240.0060.01216.50
7.3.230.0030.01416.63
7.3.210.0100.01016.59
7.3.200.0140.00319.39
7.3.190.0130.00316.47
7.3.180.0080.00816.66
7.3.170.0170.00716.68
7.3.160.0110.00616.42
7.3.130.0070.01015.15
7.3.120.0020.01115.00
7.3.110.0130.00614.95
7.3.100.0100.00315.12
7.3.90.0040.01115.06
7.3.80.0030.00714.91
7.3.70.0060.00915.04
7.3.60.0100.00714.64
7.3.50.0060.00614.90
7.3.40.0030.00914.69
7.3.30.0060.01015.02
7.3.20.0000.01416.77
7.3.10.0110.00016.65
7.3.00.0060.00616.73
7.2.330.0100.01016.40
7.2.320.0060.01516.79
7.2.310.0000.02216.55
7.2.300.0120.00316.68
7.2.290.0030.01416.35
7.2.260.0120.00615.16
7.2.250.0100.00714.50
7.2.240.0070.01014.79
7.2.230.0060.00914.87
7.2.220.0000.01014.91
7.2.210.0140.00315.21
7.2.200.0000.01215.10
7.2.190.0070.01014.83
7.2.180.0060.00615.13
7.2.170.0090.00615.04
7.2.160.0130.00315.10
7.2.150.0000.01516.90
7.2.140.0000.01516.70
7.2.130.0080.00816.82
7.2.120.0000.01516.72
7.2.110.0130.00316.91
7.2.100.0150.00016.92
7.2.90.0070.00716.70
7.2.80.0130.00016.90
7.2.70.0060.01316.63
7.2.60.0100.00216.85
7.2.50.0030.01216.69
7.2.40.0070.00416.85
7.2.30.0110.00717.04
7.2.20.0070.00316.91
7.2.10.0070.00716.94
7.2.00.0020.01018.07
7.1.330.0100.00315.70
7.1.320.0040.01415.85
7.1.310.0030.01015.89
7.1.300.0030.01015.77
7.1.290.0070.00715.60
7.1.280.0070.00715.60
7.1.270.0030.01415.75
7.1.260.0030.00915.91
7.1.250.0060.01015.83
7.1.240.0060.01015.59
7.1.230.0060.01015.67
7.1.220.0030.01415.75
7.1.210.0000.01315.61
7.1.200.0090.00615.67
7.1.190.0040.00715.67
7.1.180.0060.00315.63
7.1.170.0000.01515.79
7.1.160.0030.00815.77
7.1.150.0150.00015.80
7.1.140.0050.00515.87
7.1.130.0060.00915.71
7.1.120.0040.00715.79
7.1.110.0040.00715.89
7.1.100.0020.01316.88
7.1.90.0090.00615.91
7.1.80.0070.00715.96
7.1.70.0030.00916.62
7.1.60.0070.01017.45
7.1.50.0080.01525.38
7.1.40.0000.01315.63
7.1.30.0040.00815.89
7.1.20.0100.00315.80
7.1.10.0030.01015.82
7.1.00.0040.02019.15
7.0.330.0030.00715.34
7.0.320.0070.00315.49
7.0.310.0000.01215.47
7.0.300.0060.00615.31
7.0.290.0030.00715.27
7.0.280.0060.00315.54
7.0.270.0060.00615.60
7.0.260.0080.00315.48
7.0.250.0040.00415.26
7.0.240.0040.01515.20
7.0.230.0030.01515.53
7.0.220.0070.01015.38
7.0.210.0030.01315.40
7.0.200.0050.00716.04
7.0.190.0070.00715.45
7.0.180.0100.00315.43
7.0.170.0000.01315.40
7.0.160.0060.00615.68
7.0.150.0120.00315.38
7.0.140.0040.03918.78
7.0.130.0140.00015.54
7.0.120.0040.00415.43
7.0.110.0030.01015.56
7.0.100.0040.00415.43
7.0.90.0000.01415.53
7.0.80.0070.00715.46
7.0.70.0040.00715.39
7.0.60.0020.03217.69
7.0.50.0030.02516.63
7.0.40.0130.01816.86
7.0.30.0160.02616.92
7.0.20.0170.02016.76
7.0.10.0050.04816.89
7.0.00.0130.04316.86
5.6.400.0030.00614.44
5.6.390.0070.01014.31
5.6.380.0090.00614.16
5.6.370.0060.00914.34
5.6.360.0030.00614.57
5.6.350.0030.00914.44
5.6.340.0030.00714.01
5.6.330.0060.00314.47
5.6.320.0000.00914.05
5.6.310.0000.00914.04
5.6.300.0100.00314.39
5.6.290.0060.00914.52
5.6.280.0050.03817.66
5.6.270.0040.01114.30
5.6.260.0040.00414.24
5.6.250.0060.00314.43
5.6.240.0060.00314.32
5.6.230.0000.01414.23
5.6.220.0060.00314.54
5.6.210.0030.02917.64
5.6.200.0100.04416.27
5.6.190.0000.04317.48
5.6.180.0250.04017.53
5.6.170.0280.02717.46
5.6.160.0100.02817.46
5.6.150.0100.04016.28
5.6.140.0060.02516.30
5.6.130.0030.02316.29
5.6.120.0070.04517.70
5.6.110.0140.03417.69
5.6.100.0080.04317.73
5.6.90.0080.04317.65
5.6.80.0100.02617.51
5.6.70.0030.00814.18
5.6.60.0030.00913.99
5.6.50.0000.00814.38
5.6.40.0100.00314.25
5.6.30.0080.00514.58
5.6.20.0000.01214.40
5.6.10.0070.00714.16
5.6.00.0110.00414.18
5.5.380.0070.00714.42
5.5.370.0040.00814.51
5.5.360.0040.00814.40
5.5.350.1450.02517.44
5.5.340.0070.04716.39
5.5.330.0070.04717.19
5.5.320.0270.04217.31
5.5.310.0170.03017.36
5.5.300.0070.02416.37
5.5.290.0030.04716.27
5.5.280.0120.04017.51
5.5.270.0100.04117.67
5.5.260.0030.03017.48
5.5.250.0050.04617.48
5.5.240.0140.04317.34
5.5.230.0000.01014.27
5.5.220.0030.00714.21
5.5.210.0030.00614.23
5.5.200.0090.00614.20
5.5.190.0090.00614.23
5.5.180.0070.00714.26
5.5.170.0040.00714.41
5.5.160.0070.00714.02
5.5.150.0070.00313.75
5.5.140.0000.00914.12
5.5.130.0030.00913.80
5.5.120.0040.00413.75
5.5.110.0040.00414.34
5.5.100.0000.01114.21
5.5.90.0110.00413.92
5.5.80.0070.00713.98
5.5.70.0040.01114.06
5.5.60.0060.01214.31
5.5.50.0060.00614.38
5.5.40.0110.00414.31
5.5.30.0060.00913.87
5.5.20.0030.01014.05
5.5.10.0000.01113.98
5.5.00.0030.01214.09
5.4.450.0150.02215.15
5.4.440.0180.02415.09
5.4.430.0200.03815.20
5.4.420.0220.02315.30
5.4.410.0220.03615.28
5.4.400.0250.02215.15
5.4.390.0160.02215.17
5.4.380.0230.03615.19
5.4.370.0220.03015.16
5.4.360.0130.02414.90
5.4.350.0180.03314.95
5.4.340.0200.03015.20
5.4.330.0040.00410.83
5.4.320.0120.03015.02
5.4.310.0150.04215.07
5.4.300.0150.03914.79
5.4.290.0210.02814.76
5.4.280.0200.03814.98
5.4.270.0230.01815.10
5.4.260.0200.03315.09
5.4.250.0180.02014.80
5.4.240.0130.02314.96
5.4.230.0130.02215.04
5.4.220.0130.02915.03
5.4.210.0220.03715.00
5.4.200.0220.02515.25
5.4.190.0200.03615.09
5.4.180.0200.02214.95
5.4.170.0230.03515.06
5.4.160.0220.03715.06
5.4.150.0100.02915.04
5.4.140.0150.02413.71
5.4.130.0130.02313.80
5.4.120.0150.03913.60
5.4.110.0200.03613.78
5.4.100.0190.02013.67
5.4.90.0230.03013.75
5.4.80.0150.02613.70
5.4.70.0130.02313.72
5.4.60.0160.01913.60
5.4.50.0180.02513.58
5.4.40.0230.03513.57
5.4.30.0180.02513.83
5.4.20.0180.02613.54
5.4.10.0220.02113.68
5.4.00.0220.03713.38
5.3.290.0160.02912.66
5.3.280.0200.02012.55
5.3.270.0180.02412.59
5.3.260.0200.02512.55
5.3.250.0130.02912.62
5.3.240.0170.02012.44
5.3.230.0140.02412.56
5.3.220.0170.02512.39
5.3.210.0230.03512.45
5.3.200.0180.03712.38
5.3.190.0280.01812.45
5.3.180.0170.04112.48
5.3.170.0190.04012.61
5.3.160.0200.03712.62
5.3.150.0220.03412.61
5.3.140.0230.03712.38
5.3.130.0220.03512.60
5.3.120.0240.03412.43
5.3.110.0210.03512.56
5.3.100.0200.03712.16
5.3.90.0170.03012.39
5.3.80.0210.03212.17
5.3.70.0230.02512.23
5.3.60.0210.03612.30
5.3.50.0250.03112.24
5.3.40.0170.01812.18
5.3.30.0130.02912.30
5.3.20.0200.03512.26
5.3.10.0130.03811.99
5.3.00.0230.03212.06
5.2.170.0270.06311.16
5.2.160.0300.03011.41
5.2.150.0370.02011.19
5.2.140.0330.05711.14
5.2.130.0370.05311.05
5.2.120.0270.05011.26
5.2.110.0300.05311.36
5.2.100.0230.06011.07
5.2.90.0430.04311.07
5.2.80.0270.04711.12
5.2.70.0300.05311.36
5.2.60.0270.05311.18
5.2.50.0270.06011.07
5.2.40.0270.05311.15
5.2.30.0270.04010.93
5.2.20.0200.05311.09
5.2.10.0270.06310.92
5.2.00.0230.05710.84
5.1.60.0230.0509.91
5.1.50.0200.0539.92
5.1.40.0200.04010.17
5.1.30.0200.03010.45
5.1.20.0230.02310.30
5.1.10.0170.03010.00
5.1.00.0230.04010.02
5.0.50.0100.0279.91
5.0.40.0130.0209.91
5.0.30.0130.0609.91
5.0.20.0100.0479.91
5.0.10.0130.0439.91
5.0.00.0130.0509.91
4.4.90.0230.0109.91
4.4.80.0130.0179.91
4.4.70.0100.0209.91
4.4.60.0070.0279.91
4.4.50.0100.0209.91
4.4.40.0170.0379.91
4.4.30.0170.0239.91
4.4.20.0100.0139.91
4.4.10.0170.0109.91
4.4.00.0130.0279.91
4.3.110.0130.0339.91
4.3.100.0100.0279.91
4.3.90.0100.0339.91
4.3.80.0100.0439.91
4.3.70.0130.0279.91
4.3.60.0200.0109.91
4.3.50.0130.0209.91
4.3.40.0170.0439.91
4.3.30.0030.0379.91
4.3.20.0070.0379.91
4.3.10.0070.0209.91
4.3.00.0070.0309.91

preferences:
49.23 ms | 401 KiB | 5 Q