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); } } $handler = new MySessionHandler(); session_set_save_handler($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(true); $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)
8.3.70.0110.00718.43
8.3.60.0160.00318.43
8.3.50.0130.00522.12
8.3.40.0090.00619.06
8.3.30.0070.00719.21
8.3.20.0040.00420.28
8.3.10.0060.00322.14
8.3.00.0080.00022.39
8.2.190.0040.01116.63
8.2.180.0130.00616.63
8.2.170.0110.00422.96
8.2.160.0040.01120.90
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00017.75
8.2.110.0000.00921.18
8.2.100.0060.00617.84
8.2.90.0060.00319.21
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0050.00318.04
8.2.50.0090.00018.10
8.2.40.0000.00818.28
8.2.30.0040.00418.14
8.2.20.0040.00417.91
8.2.10.0080.00019.57
8.2.00.0040.00417.96
8.1.280.0070.01425.92
8.1.270.0000.00822.22
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0130.01022.75
8.1.230.0110.00017.68
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00617.36
8.1.190.0060.00317.22
8.1.180.0050.00318.10
8.1.170.0040.00418.57
8.1.160.0070.00022.07
8.1.150.0040.00418.69
8.1.140.0070.00017.55
8.1.130.0040.00417.75
8.1.120.0040.00417.57
8.1.110.0040.00417.41
8.1.100.0040.00417.50
8.1.90.0030.00617.32
8.1.80.0000.00817.39
8.1.70.0030.00317.50
8.1.60.0060.00317.52
8.1.50.0030.00617.48
8.1.40.0030.00617.56
8.1.30.0000.00817.70
8.1.20.0000.00817.71
8.1.10.0030.00617.67
8.1.00.0000.00817.52
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.48
8.0.270.0070.00017.26
8.0.260.0000.00716.93
8.0.250.0030.00317.04
8.0.240.0040.00317.06
8.0.230.0000.00717.11
8.0.220.0030.00316.94
8.0.210.0000.00716.89
8.0.200.0050.00217.09
8.0.190.0020.00516.95
8.0.180.0000.00716.92
8.0.170.0000.00716.93
8.0.160.0000.00717.07
8.0.150.0080.00017.02
8.0.140.0000.00716.93
8.0.130.0000.00613.38
8.0.120.0030.00516.87
8.0.110.0040.00416.90
8.0.100.0040.00416.89
8.0.90.0000.00816.88
8.0.80.0090.01217.03
8.0.70.0030.00516.90
8.0.60.0000.00816.91
8.0.50.0070.00016.95
8.0.30.0140.00617.10
8.0.20.0140.01217.40
8.0.10.0040.00416.98
8.0.00.0090.01016.92
7.4.330.0000.00515.00
7.4.320.0030.00316.57
7.4.300.0060.00016.65
7.4.290.0000.00716.63
7.4.280.0030.00316.39
7.4.270.0070.00016.57
7.4.260.0030.00316.64
7.4.250.0040.00416.54
7.4.240.0040.00416.60
7.4.230.0070.00016.64
7.4.220.0060.01216.59
7.4.210.0100.00716.65
7.4.200.0050.00216.47
7.4.190.0040.00416.69
7.4.160.0100.01316.67
7.4.150.0090.00917.40
7.4.140.0120.00917.86
7.4.130.0170.00516.68
7.4.120.0100.00816.54
7.4.110.0100.00616.45
7.4.100.0060.01216.47
7.4.90.0090.01616.62
7.4.80.0030.01519.39
7.4.70.0030.01316.42
7.4.60.0120.00416.70
7.4.50.0000.00616.65
7.4.40.0040.01122.77
7.4.30.0100.00716.58
7.4.00.0130.00515.19
7.3.330.0060.00013.47
7.3.320.0050.00013.27
7.3.310.0030.00516.32
7.3.300.0030.00316.47
7.3.290.0000.01616.45
7.3.280.0100.00616.45
7.3.270.0060.01117.40
7.3.260.0150.00316.45
7.3.250.0110.01116.60
7.3.240.0220.00316.61
7.3.230.0140.00316.64
7.3.210.0120.00916.41
7.3.200.0140.00419.39
7.3.190.0130.01016.50
7.3.180.0060.01016.54
7.3.170.0100.00716.38
7.3.160.0030.01316.54
7.3.120.0080.00815.05
7.3.110.0070.01114.98
7.3.100.0070.00715.02
7.3.90.0090.00015.01
7.3.80.0120.00414.95
7.3.70.0030.00614.91
7.3.60.0100.00715.02
7.3.50.0130.00014.95
7.3.40.0060.00614.69
7.3.30.0030.01014.97
7.3.20.0070.00716.44
7.3.10.0040.00816.75
7.3.00.0090.00416.69
7.2.330.0060.01216.93
7.2.320.0060.01616.66
7.2.310.0070.01316.80
7.2.300.0070.01116.75
7.2.290.0030.01316.62
7.2.250.0110.00715.00
7.2.240.0170.00015.21
7.2.230.0060.00915.29
7.2.220.0100.00315.39
7.2.210.0110.00415.21
7.2.200.0040.01115.03
7.2.190.0000.01115.09
7.2.180.0110.00314.98
7.2.170.0000.01114.93
7.2.130.0060.01016.80
7.2.120.0090.00916.55
7.2.110.0090.00916.63
7.2.100.0060.00316.70
7.2.90.0060.00916.80
7.2.80.0040.00717.04
7.2.70.0070.00716.65
7.2.60.0040.01116.70
7.2.50.0000.01617.08
7.2.40.0070.00717.11
7.2.30.0100.00316.93
7.2.20.0100.00016.77
7.2.10.0100.00317.05
7.2.00.0090.00518.04
7.1.330.0060.00915.93
7.1.320.0070.00715.59
7.1.310.0000.01515.87
7.1.300.0040.00815.83
7.1.290.0070.00815.82
7.1.280.0000.01015.74
7.1.270.0030.01315.76
7.1.260.0120.00315.63
7.1.250.0000.01515.86
7.1.200.0090.00615.90
7.1.100.0040.00818.02
7.1.70.0060.01317.18
7.1.60.0120.01219.82
7.1.50.0040.00716.84
7.1.00.0000.08022.43
7.0.200.0090.00616.83
7.0.140.0030.07321.99
7.0.60.1530.06320.02
7.0.50.0100.08017.88
7.0.40.0030.06020.23
7.0.30.0200.06020.10
7.0.20.0270.07320.24
7.0.10.0070.06020.08
7.0.00.0030.09720.20
5.6.280.0030.07720.88
5.6.210.1230.07020.56
5.6.200.0030.05018.20
5.6.190.0000.05320.41
5.6.180.4100.04320.39
5.6.170.0330.05020.47
5.6.160.0070.08318.19
5.6.150.0070.08718.22
5.6.140.0070.05018.26
5.6.130.0100.08318.15
5.6.120.0100.05321.16
5.6.110.0070.07720.99
5.6.100.0000.06021.04
5.6.90.0000.04320.97
5.6.80.0070.03320.42
5.5.350.0100.06020.41
5.5.340.0070.05318.09
5.5.330.0070.05320.27
5.5.320.0270.08020.39
5.5.310.0270.06320.26
5.5.300.0000.04717.98
5.5.290.0070.05017.97
5.5.280.0030.08320.79
5.5.270.0100.08020.88
5.5.260.0070.04020.77
5.5.250.0070.03720.59
5.5.240.0100.04320.17
5.4.450.0130.05019.31
5.4.440.0470.04319.38
5.4.430.0570.04719.27
5.4.420.0430.03719.54
5.4.410.0730.04719.25
5.4.400.0130.05018.62
5.4.390.0100.05318.79
5.4.380.0370.04318.80
5.4.370.0100.05718.59
5.4.360.0170.05018.55
5.4.350.0170.05318.78
5.4.340.0170.05018.74
5.4.320.0070.04212.52
5.4.310.0050.03812.52
5.4.300.0080.03612.52
5.4.290.0080.04512.52
5.4.280.0110.03812.40
5.4.270.0070.03812.40
5.4.260.0040.04012.40
5.4.250.0060.03712.40
5.4.240.0030.03912.40
5.4.230.0020.04212.39
5.4.220.0090.04012.39
5.4.210.0120.03812.39
5.4.200.0090.04412.39
5.4.190.0050.05312.39
5.4.180.0110.04912.39
5.4.170.0080.04212.40
5.4.160.0070.03612.39
5.4.150.0130.04512.39
5.4.140.0170.03912.08
5.4.130.0040.04212.07
5.4.120.0120.04412.02
5.4.110.0030.04612.02
5.4.100.0060.03612.02
5.4.90.0050.03812.02
5.4.80.0060.03712.02
5.4.70.0060.04312.02
5.4.60.0050.05612.02
5.4.50.0060.05512.02
5.4.40.0060.05412.01
5.4.30.0110.04812.00
5.4.20.0060.04612.00
5.4.10.0090.03512.00
5.4.00.0060.04111.49
5.3.290.0050.04412.80
5.3.280.0050.04012.71
5.3.270.0100.04612.72
5.3.260.0120.04612.72
5.3.250.0070.04412.71
5.3.240.0050.03912.72
5.3.230.0050.03912.71
5.3.220.0070.04212.68
5.3.210.0150.04212.68
5.3.200.0140.04812.68
5.3.190.0090.04812.68
5.3.180.0110.04912.68
5.3.170.0080.05812.67
5.3.160.0060.03712.68
5.3.150.0100.05712.67
5.3.140.0060.06112.66
5.3.130.0110.04712.66
5.3.120.0050.04312.66
5.3.110.0070.03812.65
5.3.100.0060.03712.12
5.3.90.0090.03512.10
5.3.80.0080.04412.09
5.3.70.0110.04312.09
5.3.60.0040.03912.07
5.3.50.0040.04112.02
5.3.40.0050.04112.02
5.3.30.0070.03411.98
5.3.20.0030.03811.77
5.3.10.0110.03011.73
5.3.00.0050.03611.71
5.2.170.0100.0389.21
5.2.160.0060.0389.21
5.2.150.0070.0309.21
5.2.140.0060.0389.20
5.2.130.0040.0339.16
5.2.120.0050.0309.16
5.2.110.0070.0319.17
5.2.100.0070.0269.17
5.2.90.0040.0329.16
5.2.80.0080.0439.16
5.2.70.0090.0299.16
5.2.60.0120.0749.11
5.2.50.0070.0329.09
5.2.40.0070.0419.06
5.2.30.0120.0549.04
5.2.20.0060.0429.02
5.2.10.0100.0488.93
5.2.00.0050.0328.80
5.1.60.0040.0278.08
5.1.50.0070.0308.08
5.1.40.0040.0268.06
5.1.30.0060.0248.41
5.1.20.0050.0278.45
5.1.10.0080.0238.17
5.1.00.0010.0318.16
5.0.50.0070.0406.64
5.0.40.0040.0296.50
5.0.30.0030.0346.31
5.0.20.0070.0316.28
5.0.10.0090.0296.26
5.0.00.0080.0586.25
4.4.90.0060.0214.78
4.4.80.0040.0164.76
4.4.70.0060.0154.76
4.4.60.0020.0174.76
4.4.50.0040.0194.77
4.4.40.0030.0264.71
4.4.30.0020.0184.75
4.4.20.0040.0174.84
4.4.10.0020.0174.85
4.4.00.0040.0254.76
4.3.110.0070.0184.67
4.3.100.0050.0224.66
4.3.90.0040.0194.64
4.3.80.0030.0344.59
4.3.70.0060.0204.63
4.3.60.0030.0154.63
4.3.50.0030.0164.63
4.3.40.0090.0434.54
4.3.30.0020.0263.29
4.3.20.0000.0183.26
4.3.10.0030.0183.23
4.3.00.0030.01715.59

preferences:
45.53 ms | 401 KiB | 5 Q