3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MySessionHandler implements \SessionHandlerInterface { public $messages = array(); public function open($savePath, $sessionName) { $this->messages[] = 'open ' . $sessionName; } public function close() { $this->messages[] = 'close'; } public function read($id) { $this->messages[] = 'read ' . $id; } public function write($id, $data) { $this->messages[] = 'write ' . $id . ': ' . $data; } public function destroy($id) { $this->messages[] = 'destroy ' . $id; } public function gc($maxlifetime) { $this->messages[] = 'gc ' . $maxlifetime; } } $handler = new MySessionHandler(); session_set_save_handler($handler, true); session_start(); $_SESSION['foo'] = 'bar'; $handler->messages[] = session_id(); session_regenerate_id(); $handler->messages[] = session_id(); session_write_close(); session_start(); session_destroy(); $handler->messages[] = var_export($_SESSION, true); var_dump($handler->messages);

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)
8.3.60.0140.00718.55
8.3.50.0130.01021.99
8.3.40.0120.00318.97
8.3.30.0070.00719.07
8.3.20.0040.00420.48
8.3.10.0040.00421.98
8.3.00.0040.00422.57
8.2.180.0240.00416.63
8.2.170.0090.00922.96
8.2.160.0110.00720.53
8.2.150.0000.00824.18
8.2.140.0030.01324.66
8.2.130.0060.00326.16
8.2.120.0050.00319.36
8.2.110.0100.00022.11
8.2.100.0060.00619.57
8.2.90.0000.00919.35
8.2.80.0040.00417.97
8.2.70.0090.00017.75
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0030.00518.28
8.2.30.0050.00318.00
8.2.20.0040.00417.71
8.2.10.0000.00919.52
8.2.00.0040.00417.86
8.1.280.0030.01025.92
8.1.270.0030.00622.14
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.79
8.1.230.0030.00719.16
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0070.00317.25
8.1.190.0000.00817.41
8.1.180.0030.00618.10
8.1.170.0000.00918.65
8.1.160.0070.00021.98
8.1.150.0060.00318.58
8.1.140.0040.00417.45
8.1.130.0070.00017.70
8.1.120.0040.00417.39
8.1.110.0040.00417.46
8.1.100.0070.00017.43
8.1.90.0030.00517.41
8.1.80.0070.00017.47
8.1.70.0030.00317.40
8.1.60.0050.00517.66
8.1.50.0000.00817.47
8.1.40.0040.00417.53
8.1.30.0040.00417.55
8.1.20.0080.00017.50
8.1.10.0080.00017.53
8.1.00.0030.00517.30
8.0.300.0040.00418.77
8.0.290.0000.00717.12
8.0.280.0040.00418.42
8.0.270.0050.00217.26
8.0.260.0040.00416.89
8.0.250.0070.00017.02
8.0.240.0000.00717.03
8.0.230.0000.00717.03
8.0.220.0080.00016.93
8.0.210.0050.00316.96
8.0.200.0000.00717.04
8.0.190.0030.00316.94
8.0.180.0030.00516.84
8.0.170.0080.00016.96
8.0.160.0000.00717.04
8.0.150.0000.00816.96
8.0.140.0000.00716.88
8.0.130.0040.00413.45
8.0.120.0000.00816.93
8.0.110.0000.00716.95
8.0.100.0020.00516.85
8.0.90.0040.00416.79
8.0.80.0060.01316.94
8.0.70.0040.00416.96
8.0.60.0040.00416.83
8.0.50.0070.00016.86
8.0.30.0160.00517.13
8.0.20.0130.00717.40
8.0.10.0040.00416.97
8.0.00.0090.01316.91
7.4.330.0070.00015.00
7.4.320.0000.00616.49
7.4.300.0000.00716.53
7.4.290.0040.00416.52
7.4.280.0030.00316.55
7.4.270.0070.00016.53
7.4.260.0040.00716.39
7.4.250.0040.00416.37
7.4.240.0000.00716.46
7.4.230.0020.00516.45
7.4.220.0130.00316.52
7.4.210.0060.00816.59
7.4.200.0070.00016.58
7.4.190.0030.00316.69
7.4.160.0000.01516.77
7.4.150.0120.00917.40
7.4.140.0070.01317.86
7.4.130.0110.00716.58
7.4.120.0140.00616.48
7.4.110.0040.01316.63
7.4.100.0100.00816.63
7.4.90.0120.00616.57
7.4.80.0120.00919.39
7.4.70.0040.01616.73
7.4.60.0060.01116.50
7.4.50.0030.00516.40
7.4.40.0090.00922.77
7.4.30.0110.00516.81
7.4.00.0000.01415.05
7.3.330.0000.00513.43
7.3.320.0000.00613.42
7.3.310.0000.00716.45
7.3.300.0030.00316.44
7.3.290.0080.01216.38
7.3.280.0060.01316.42
7.3.270.0070.01117.40
7.3.260.0100.01016.42
7.3.250.0130.00616.52
7.3.240.0070.01016.45
7.3.230.0150.00816.44
7.3.210.0030.01416.50
7.3.200.0130.00919.39
7.3.190.0090.00916.50
7.3.180.0090.00616.65
7.3.170.0130.00916.49
7.3.160.0000.01616.48
7.3.120.0100.00314.95
7.3.10.0060.01016.59
7.3.00.0060.00616.68
7.2.330.0100.00716.62
7.2.320.0120.01516.64
7.2.310.0000.01616.77
7.2.300.0130.00416.86
7.2.290.0060.01216.62
7.2.130.0070.00716.74
7.2.120.0060.00616.95
7.2.110.0040.00716.78
7.2.100.0060.01216.91
7.2.90.0080.00616.77
7.2.80.0070.00716.65
7.2.70.0060.00917.16
7.2.60.0050.01216.89
7.2.50.0130.00616.99
7.2.40.0030.00916.91
7.2.30.0090.00617.04
7.2.20.0060.01017.12
7.2.10.0070.01016.95
7.2.00.0020.01117.85
7.1.250.0070.01015.71
7.1.200.0040.00415.44
7.1.100.0000.01018.27
7.1.70.0030.00617.07
7.1.60.0100.01319.82
7.1.50.0100.00716.95
7.1.00.0130.08322.45
7.0.200.0030.00716.80
7.0.140.0100.06722.04
7.0.100.0100.07019.95
7.0.90.0100.07019.95
7.0.80.0130.07019.87
7.0.70.0070.08019.87
7.0.60.0570.07720.07
7.0.50.0530.05720.24
7.0.40.0130.06720.14
7.0.30.0130.07320.13
7.0.20.0130.07720.04
7.0.10.0030.07320.13
7.0.00.0130.07320.14
5.6.280.0070.07321.13
5.6.250.0200.07020.61
5.6.240.0030.08720.68
5.6.230.0230.07020.68
5.6.220.0170.07020.66
5.6.210.0100.07720.65
5.6.200.0230.07321.13
5.6.190.0100.07721.10
5.6.180.0070.08321.09
5.6.170.0070.07721.06
5.6.160.0030.08321.02
5.6.150.0100.07321.02
5.6.140.0070.07021.05
5.6.130.0130.06021.13
5.6.120.0070.08321.10
5.6.110.0030.08020.89
5.6.100.0100.07021.16
5.6.90.0200.07720.93
5.6.80.0100.07020.53
5.6.70.0070.08020.41
5.6.60.0070.08020.35
5.6.50.0000.07720.33
5.6.40.0100.05020.40
5.6.30.0130.07720.39
5.6.20.0070.07720.38
5.6.10.0070.07720.31
5.6.00.0130.07320.46
5.5.380.0030.08720.58
5.5.370.0130.07020.36
5.5.360.0170.06720.57
5.5.350.0100.08320.44
5.5.340.0100.07320.89
5.5.330.0100.07720.91
5.5.320.0200.04720.85
5.5.310.0100.05320.85
5.5.300.0130.06320.84
5.5.290.0100.07720.88
5.5.280.0030.08720.94
5.5.270.0030.09320.79
5.5.260.0100.05720.88
5.5.250.0030.05320.57
5.5.240.0130.06720.28
5.5.230.0070.08020.23
5.5.220.0030.05020.32
5.5.210.0130.07020.28
5.5.200.0030.08020.20
5.5.190.0070.07320.16
5.5.180.0100.07720.25
5.5.160.0130.07320.25
5.5.150.0070.07720.29
5.5.140.0070.07320.19
5.5.130.0100.07020.00
5.5.120.0030.08020.00
5.5.110.0070.08320.09
5.5.100.0170.06320.02
5.5.90.0100.07720.14
5.5.80.0130.07720.05
5.5.70.0130.07020.11
5.5.60.0100.07320.13
5.5.50.0030.08320.08
5.5.40.0030.06720.10
5.5.30.0170.06720.16
5.5.20.0100.05720.17
5.5.10.0030.09020.13
5.5.00.0030.07320.08
5.4.450.0100.05719.23
5.4.440.0130.07319.46
5.4.430.0100.07719.37
5.4.420.0170.05019.48
5.4.410.0130.07319.42
5.4.400.0070.06718.96
5.4.390.0100.07718.95
5.4.380.0070.08019.09
5.4.370.0070.05318.82
5.4.360.0130.07319.13
5.4.350.0070.07318.90
5.4.340.0130.06719.16
5.4.320.0000.08718.84
5.4.310.0100.07318.90
5.4.300.0070.08019.12
5.4.290.0100.07019.16
5.4.280.0100.06319.16
5.4.270.0000.07719.05
5.4.260.0100.07319.16
5.4.250.0070.08018.90
5.4.240.0070.07719.02
5.4.230.0100.07318.89
5.4.220.0100.07319.03
5.4.210.0030.08019.13
5.4.200.0100.06319.23
5.4.190.0130.07319.04
5.4.180.0030.08018.89
5.4.170.0100.06319.20
5.4.160.0070.07319.13
5.4.150.0170.06318.88
5.4.140.0030.07716.41
5.4.130.0130.03716.35
5.4.120.0030.07316.41
5.4.110.0030.05316.43
5.4.100.0130.06316.33
5.4.90.0030.07716.43
5.4.80.0000.07016.49
5.4.70.0070.07716.43
5.4.60.0100.06016.37
5.4.50.0070.07316.41
5.4.40.0030.04316.38
5.4.30.0130.06716.38
5.4.20.0100.07016.39
5.4.10.0070.07316.46
5.4.00.0000.07715.86
5.3.290.0030.08014.66
5.3.280.0030.08014.55
5.3.270.0000.08314.61
5.3.260.0030.07714.57
5.3.250.0170.06314.60
5.3.240.0030.08314.64
5.3.230.0030.08314.68
5.3.220.0070.05014.54
5.3.210.0030.04714.52
5.3.200.0130.03314.67
5.3.190.0070.06714.56
5.3.180.0100.03714.58
5.3.170.0070.07714.62
5.3.160.0200.06714.69
5.3.150.0100.07014.50
5.3.140.0070.07714.64
5.3.130.0170.05314.54
5.3.120.0030.08314.58
5.3.110.0030.08014.62
5.3.100.0100.05714.05
5.3.90.0100.06014.15
5.3.80.0070.07014.02
5.3.70.0070.06014.09
5.3.60.0200.04314.00
5.3.50.0000.08013.88
5.3.40.0070.07714.08
5.3.30.0070.07013.93
5.3.20.0030.07313.77
5.3.10.0070.07313.68
5.3.00.0100.06313.68
5.2.170.0030.03711.08
5.2.160.0000.04011.25
5.2.150.0000.04311.21
5.2.140.0000.06711.07
5.2.130.0070.06311.13
5.2.120.0100.04711.23
5.2.110.0030.06311.14
5.2.100.0100.05311.23
5.2.90.0070.04711.02
5.2.80.0070.05711.24
5.2.70.0070.06011.13
5.2.60.0070.06011.12
5.2.50.0100.04311.02
5.2.40.0030.06311.07
5.2.30.0030.06010.98
5.2.20.0070.05710.89
5.2.10.0070.03710.88
5.2.00.0070.05710.66
5.1.60.0070.04310.01
5.1.50.0070.0579.86
5.1.40.0030.03710.05
5.1.30.0070.05310.49
5.1.20.0000.04310.45
5.1.10.0000.05010.17
5.1.00.0070.04010.10
5.0.50.0030.0479.04
5.0.40.0000.0479.04
5.0.30.0070.0479.04
5.0.20.0030.0439.04
5.0.10.0030.0439.04
5.0.00.0030.0679.04
4.4.90.0000.0279.04
4.4.80.0030.0339.04
4.4.70.0000.0379.04
4.4.60.0070.0339.04
4.4.50.0070.0239.04
4.4.40.0030.0379.04
4.4.30.0000.0339.04
4.4.20.0070.0279.04
4.4.10.0000.0409.04
4.4.00.0030.0279.04
4.3.110.0030.0239.04
4.3.100.0000.0409.04
4.3.90.0030.0339.04
4.3.80.0000.0539.04
4.3.70.0000.0309.04
4.3.60.0030.0339.04
4.3.50.0000.0379.04
4.3.40.0000.0509.04
4.3.30.0070.0279.04
4.3.20.0000.0339.04
4.3.10.0000.0339.04
4.3.00.0000.0379.04

preferences:
42.39 ms | 401 KiB | 5 Q