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) { $this->messages[] = 'gc ' . var_export($maxlifetime, true); } public function __destruct() { var_dump($this->messages); } } ini_set('session.gc_maxlifetime', 20.45); $handler = new MySessionHandler(); session_set_save_handler($handler, true); $handler->messages[] = 'isset($_SESSION): ' . var_export(isset($_SESSION), true); $_SESSION['before'] = 'start'; session_start(); $_SESSION['foo'] = 'bar'; $handler->messages[] = 'current session_id: ' . session_id(); session_regenerate_id(); $handler->messages[] = 'current session_id: ' . session_id(); session_write_close(); session_start(); session_destroy(); $handler->messages[] = var_export($_SESSION, true); $handler->messages[] = 'current session_id: ' . var_export(session_id(), true); session_id('explicit-session-id'); session_start(); $_SESSION['john'] = 'doe';

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)
8.3.60.0090.00618.50
8.3.50.0050.01122.06
8.3.40.0090.00618.68
8.3.30.0080.00819.21
8.3.20.0030.00520.16
8.3.10.0080.00021.96
8.3.00.0080.00022.31
8.2.180.0150.00818.29
8.2.170.0040.01122.96
8.2.160.0080.00620.93
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0030.00517.63
8.2.110.0040.00722.23
8.2.100.0070.00418.03
8.2.90.0000.00818.03
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0040.00418.03
8.2.50.0000.00818.07
8.2.40.0030.00518.34
8.2.30.0000.00718.07
8.2.20.0070.00017.64
8.2.10.0030.00617.70
8.2.00.0030.00517.84
8.1.280.0080.01225.92
8.1.270.0080.00022.19
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00320.64
8.1.230.0110.00021.05
8.1.220.0040.00417.79
8.1.210.0040.00419.04
8.1.200.0030.00617.25
8.1.190.0040.00417.39
8.1.180.0000.00818.10
8.1.170.0040.00418.58
8.1.160.0000.00721.97
8.1.150.0000.00718.59
8.1.140.0030.00617.41
8.1.130.0080.00017.93
8.1.120.0040.00417.52
8.1.110.0050.00317.43
8.1.100.0000.00717.50
8.1.90.0030.00517.45
8.1.80.0080.00017.40
8.1.70.0070.00017.39
8.1.60.0040.00417.45
8.1.50.0000.00717.62
8.1.40.0000.00717.55
8.1.30.0000.00817.70
8.1.20.0040.00417.58
8.1.10.0070.00017.49
8.1.00.0030.00617.52
8.0.300.0000.00719.98
8.0.290.0040.00417.30
8.0.280.0000.00718.53
8.0.270.0000.00717.20
8.0.260.0070.00016.86
8.0.250.0030.00317.04
8.0.240.0080.00016.92
8.0.230.0000.00717.02
8.0.220.0000.00717.00
8.0.210.0000.00616.89
8.0.200.0000.00716.95
8.0.190.0000.00717.10
8.0.180.0040.00416.94
8.0.170.0000.00717.02
8.0.160.0080.00316.96
8.0.150.0050.00316.85
8.0.140.0050.00216.94
8.0.130.0030.00313.42
8.0.120.0040.00416.99
8.0.110.0000.00816.98
8.0.100.0000.00716.93
8.0.90.0000.00717.01
8.0.80.0030.01216.91
8.0.70.0040.00416.88
8.0.60.0040.00416.87
8.0.50.0070.00017.01
8.0.30.0150.00916.99
8.0.20.0110.01117.40
8.0.10.0040.00417.18
8.0.00.0110.01016.91
7.4.330.0050.00015.02
7.4.320.0040.00416.50
7.4.300.0060.00016.59
7.4.290.0070.00016.54
7.4.280.0030.00316.45
7.4.270.0070.00016.51
7.4.260.0030.00516.50
7.4.250.0050.00216.59
7.4.240.0040.00416.63
7.4.230.0000.00716.75
7.4.220.0100.00716.67
7.4.210.0090.00816.57
7.4.200.0030.00316.68
7.4.190.0030.00316.64
7.4.160.0130.00316.43
7.4.150.0070.01117.40
7.4.140.0060.01117.86
7.4.130.0070.01416.53
7.4.120.0100.00716.57
7.4.110.0000.01816.64
7.4.100.0070.01116.66
7.4.90.0130.00616.62
7.4.80.0060.01819.39
7.4.70.0130.01016.40
7.4.60.0160.00016.45
7.4.50.0000.00816.70
7.4.40.0030.01022.77
7.4.30.0130.00816.45
7.4.00.0040.01115.11
7.3.330.0050.00013.47
7.3.320.0030.00313.28
7.3.310.0000.00816.46
7.3.300.0030.00316.34
7.3.290.0080.00616.43
7.3.280.0110.00816.50
7.3.270.0120.00617.40
7.3.260.0140.00316.50
7.3.250.0110.00716.45
7.3.240.0120.00616.55
7.3.230.0060.01216.46
7.3.210.0060.01116.64
7.3.200.0120.00619.39
7.3.190.0270.02216.43
7.3.180.0070.01116.57
7.3.170.0110.01216.58
7.3.160.0000.01616.48
7.3.120.0100.00314.73
7.3.10.0040.01016.62
7.3.00.0080.00516.54
7.2.330.0050.01116.84
7.2.320.0120.00916.46
7.2.310.0140.00716.68
7.2.300.0080.00916.82
7.2.290.0160.00616.88
7.2.130.0040.00916.74
7.2.120.0060.00916.91
7.2.110.0050.00716.66
7.2.100.0040.00716.89
7.2.90.0090.00916.79
7.2.80.0080.00616.84
7.2.70.0070.00816.95
7.2.60.0070.00816.84
7.2.50.0050.01216.90
7.2.40.0070.00516.96
7.2.30.0050.00716.80
7.2.20.0050.00816.73
7.2.10.0060.00916.91
7.2.00.0070.00617.80
7.1.250.0040.00615.61
7.1.200.0060.00615.64
7.1.100.0000.00917.84
7.1.70.0040.00417.16
7.1.60.0140.01119.82
7.1.50.0100.01317.05
7.1.00.0000.08022.40
7.0.200.0050.00216.79
7.0.140.0070.07022.08
7.0.60.1400.06020.02
7.0.50.0100.08317.87
7.0.40.0100.08020.24
7.0.30.0170.05720.12
7.0.20.0230.08020.21
7.0.10.0070.09320.33
7.0.00.0100.05020.04
5.6.280.0070.07021.11
5.6.210.1330.05720.75
5.6.200.0030.07018.16
5.6.190.0070.09020.52
5.6.180.0200.04720.44
5.6.170.0330.05720.57
5.6.160.0070.07020.54
5.6.150.0030.04018.27
5.6.140.0130.05018.18
5.6.130.0070.06718.15
5.6.120.0070.04021.00
5.6.110.0000.09020.98
5.6.100.0100.07321.09
5.6.90.0070.08320.89
5.6.80.0130.06720.41
5.5.350.0070.08720.39
5.5.340.0070.08318.07
5.5.330.0000.05320.38
5.5.320.0000.08720.32
5.5.310.0300.06720.35
5.5.300.0070.08017.98
5.5.290.0030.06717.98
5.5.280.0070.07020.70
5.5.270.0170.09320.88
5.5.260.0000.09320.74
5.5.250.0030.04020.50
5.5.240.3870.04020.14
5.4.450.0170.07719.47
5.4.440.0470.07319.70
5.4.430.0570.05019.61
5.4.420.0570.05319.47
5.4.410.0470.05019.32
5.4.400.0100.06318.77
5.4.390.0130.05018.84
5.4.380.0300.06718.59
5.4.370.0300.05318.50
5.4.360.0270.05018.60
5.4.350.0330.05018.55
5.4.340.0170.05318.53
5.4.320.0070.03512.52
5.4.310.0050.03812.52
5.4.300.0100.03612.52
5.4.290.0110.04512.52
5.4.280.0080.03412.40
5.4.270.0070.03612.40
5.4.260.0080.04412.40
5.4.250.0090.05012.40
5.4.240.0070.04212.40
5.4.230.0050.04112.39
5.4.220.0050.03712.39
5.4.210.0090.03812.40
5.4.200.0060.04712.39
5.4.190.0030.04412.39
5.4.180.0080.04412.39
5.4.170.0060.03712.40
5.4.160.0050.03712.40
5.4.150.0060.04612.39
5.4.140.0060.04612.07
5.4.130.0070.03612.07
5.4.120.0060.03612.02
5.4.110.0070.03512.02
5.4.100.0050.03812.02
5.4.90.0040.04212.02
5.4.80.0060.03712.02
5.4.70.0090.03212.02
5.4.60.0070.03412.02
5.4.50.0100.03512.02
5.4.40.0080.03412.01
5.4.30.0060.03612.01
5.4.20.0050.03812.01
5.4.10.0060.03512.00
5.4.00.0090.04611.49
5.3.290.0100.04212.80
5.3.280.0090.03612.71
5.3.270.0070.03812.72
5.3.260.0070.03812.72
5.3.250.0040.03912.72
5.3.240.0060.03712.72
5.3.230.0080.03612.71
5.3.220.0090.03512.68
5.3.210.0050.04112.68
5.3.200.0050.03812.68
5.3.190.0070.03712.68
5.3.180.0090.04812.67
5.3.170.0070.05112.67
5.3.160.0050.04012.67
5.3.150.0060.04212.67
5.3.140.0070.03812.66
5.3.130.0090.04412.66
5.3.120.0050.04012.66
5.3.110.0100.03512.66
5.3.100.0070.03612.12
5.3.90.0040.03912.10
5.3.80.0070.03612.09
5.3.70.0070.03512.09
5.3.60.0060.03612.07
5.3.50.0050.03812.02
5.3.40.0060.05112.02
5.3.30.0050.05411.98
5.3.20.0070.04911.76
5.3.10.0090.04611.72
5.3.00.0140.04711.71
5.2.170.0080.0289.21
5.2.160.0050.0309.21
5.2.150.0060.0309.21
5.2.140.0050.0319.21
5.2.130.0040.0369.16
5.2.120.0070.0399.17
5.2.110.0070.0389.18
5.2.100.0060.0389.17
5.2.90.0040.0439.17
5.2.80.0070.0459.17
5.2.70.0060.0449.16
5.2.60.0060.0319.12
5.2.50.0060.0309.09
5.2.40.0070.0279.07
5.2.30.0040.0319.05
5.2.20.0040.0309.03
5.2.10.0050.0298.94
5.2.00.0080.0278.80
5.1.60.0050.0258.09
5.1.50.0050.0258.09
5.1.40.0040.0258.07
5.1.30.0030.0288.41
5.1.20.0060.0268.44
5.1.10.0050.0268.17
5.1.00.0050.0368.17
5.0.50.0050.0256.64
5.0.40.0060.0236.50
5.0.30.0040.0316.31
5.0.20.0030.0236.30
5.0.10.0060.0236.28
5.0.00.0020.0336.27
4.4.90.0020.0164.78
4.4.80.0040.0134.76
4.4.70.0060.0174.75
4.4.60.0030.0174.76
4.4.50.0010.0174.77
4.4.40.0020.0254.71
4.4.30.0020.0164.76
4.4.20.0010.0174.84
4.4.10.0060.0194.85
4.4.00.0030.0254.76
4.3.110.0030.0164.67
4.3.100.0040.0204.66
4.3.90.0050.0194.64
4.3.80.0000.0274.58
4.3.70.0020.0154.63
4.3.60.0040.0134.63
4.3.50.0010.0194.63
4.3.40.0030.0244.53
4.3.30.0020.0163.29
4.3.20.0000.0183.27
4.3.10.0010.0173.23
4.3.00.0170.0236.27

preferences:
46.04 ms | 401 KiB | 5 Q