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); } } var_dump(PHP_SESSION_DISABLED); var_dump(PHP_SESSION_NONE ); var_dump(PHP_SESSION_ACTIVE); var_dump(session_status()); $handler = new MySessionHandler(); session_set_save_handler($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); $handler->messages[] = 'current session_id: ' . session_id(); session_write_close(); var_dump(constant('SID')); var_dump(session_id()); var_dump(session_status()); session_start(); var_dump(session_status()); session_destroy(); var_dump($_SESSION); $handler->messages[] = var_export($_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)
8.3.60.0130.00318.43
8.3.50.0100.00821.20
8.3.40.0180.00018.92
8.3.30.0100.00719.20
8.3.20.0000.00720.16
8.3.10.0050.00323.70
8.3.00.0040.00419.38
8.2.180.0200.00316.75
8.2.170.0120.00322.96
8.2.160.0000.01520.49
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00022.11
8.2.110.0000.01120.38
8.2.100.0080.00417.97
8.2.90.0030.00519.17
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0030.00617.93
8.2.50.0040.00418.28
8.2.40.0080.00020.47
8.2.30.0040.00419.33
8.2.20.0040.00417.94
8.2.10.0080.00018.10
8.2.00.0070.00017.94
8.1.280.0180.00325.92
8.1.270.0090.00921.98
8.1.260.0020.00526.35
8.1.250.0050.00328.09
8.1.240.0060.00323.83
8.1.230.0110.00018.02
8.1.220.0050.00317.78
8.1.210.0000.00918.77
8.1.200.0030.00617.25
8.1.190.0100.00017.48
8.1.180.0000.00818.10
8.1.170.0030.00618.57
8.1.160.0040.00418.93
8.1.150.0040.00419.01
8.1.140.0040.00417.40
8.1.130.0040.00417.86
8.1.120.0000.00717.43
8.1.110.0040.00417.41
8.1.100.0000.00817.49
8.1.90.0000.00817.56
8.1.80.0040.00417.51
8.1.70.0070.00017.48
8.1.60.0030.00617.69
8.1.50.0060.00317.51
8.1.40.0040.00417.54
8.1.30.0040.00417.63
8.1.20.0040.00417.61
8.1.10.0040.00417.69
8.1.00.0000.00817.57
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0000.00718.44
8.0.270.0000.00717.39
8.0.260.0030.00317.27
8.0.250.0030.00517.11
8.0.240.0080.00017.09
8.0.230.0030.00317.10
8.0.220.0000.01016.91
8.0.210.0000.00717.09
8.0.200.0030.00317.10
8.0.190.0030.00716.98
8.0.180.0040.00417.07
8.0.170.0030.00617.00
8.0.160.0040.00416.90
8.0.150.0070.00017.02
8.0.140.0000.00716.97
8.0.130.0000.00713.42
8.0.120.0000.00817.00
8.0.110.0000.00816.95
8.0.100.0000.00716.99
8.0.90.0000.00817.00
8.0.80.0080.01217.02
8.0.70.0000.00816.87
8.0.60.0070.00016.99
8.0.50.0000.00816.85
8.0.30.0120.00717.40
8.0.20.0110.00817.40
8.0.10.0050.00216.98
8.0.00.0100.00716.89
7.4.330.0000.00515.00
7.4.320.0060.00016.65
7.4.300.0070.00016.67
7.4.290.0030.00316.57
7.4.280.0070.00316.66
7.4.270.0030.00316.56
7.4.260.0090.00016.55
7.4.250.0000.00816.64
7.4.240.0020.00516.49
7.4.230.0000.00716.65
7.4.220.0120.00616.65
7.4.210.0170.00316.59
7.4.200.0040.00416.68
7.4.160.0080.00816.43
7.4.150.0100.01017.40
7.4.140.0140.00517.86
7.4.130.0150.00616.56
7.4.120.0120.01016.61
7.4.110.0030.01316.50
7.4.100.0070.01416.71
7.4.90.0030.01516.50
7.4.80.0070.01019.39
7.4.70.0170.00716.61
7.4.60.0130.00916.66
7.4.50.0000.00916.59
7.4.40.0130.00416.50
7.4.30.0120.01216.64
7.4.00.0100.00614.70
7.3.330.0030.00313.47
7.3.320.0050.00013.41
7.3.310.0030.00316.33
7.3.300.0030.00316.34
7.3.290.0030.01316.46
7.3.280.0080.01016.46
7.3.270.0070.01117.40
7.3.260.0110.01416.46
7.3.250.0110.00816.42
7.3.240.0130.00716.35
7.3.230.0170.00016.46
7.3.210.0100.00616.55
7.3.200.0140.00619.39
7.3.190.0230.00016.52
7.3.180.0080.00816.43
7.3.170.0080.01316.51
7.3.160.0040.01316.63
7.2.330.0130.00616.49
7.2.320.0050.01316.74
7.2.310.0090.00916.88
7.2.300.0070.01016.61
7.2.290.0120.01216.57
7.2.60.0100.00317.01
7.2.00.0000.01319.46
7.1.200.0060.00615.78
7.1.100.0060.00618.11
7.1.70.0110.00417.30
7.1.60.0060.00619.11
7.1.50.0120.01234.98
7.1.00.0100.07022.27
7.0.200.0000.00716.90
7.0.140.0030.07321.95
7.0.60.0130.06321.69
7.0.50.0030.04017.74
7.0.40.0070.05720.23
7.0.30.0370.04320.30
7.0.20.0230.05320.10
7.0.10.0130.04720.07
7.0.00.0170.07720.12
5.6.280.0030.07721.13
5.6.210.1130.06720.62
5.6.200.0070.04018.28
5.6.190.0030.04320.55
5.6.180.0270.08320.52
5.6.170.1670.04720.55
5.6.160.0130.08020.56
5.6.150.0070.07718.28
5.6.140.0030.04018.19
5.6.130.0100.05018.13
5.6.120.0070.03720.95
5.6.110.0200.06721.02
5.6.100.0030.07321.00
5.6.90.0170.07321.13
5.6.80.0070.08020.50
5.5.350.0130.07720.43
5.5.340.0130.07317.97
5.5.330.0070.05020.27
5.5.320.0330.07320.34
5.5.310.0270.06320.35
5.5.300.0170.07017.97
5.5.290.0030.08318.06
5.5.280.0200.03020.82
5.5.270.0130.07320.80
5.5.260.0030.07320.86
5.5.250.0070.04020.48
5.5.240.0100.08320.10
5.4.450.1000.06319.56
5.4.440.1300.04719.32
5.4.430.1070.06019.45
5.4.420.1030.04719.41
5.4.410.1200.04719.16
5.4.400.0970.06019.13
5.4.390.1100.06019.16
5.4.380.1130.05719.18
5.4.370.0900.06019.14
5.4.360.0930.05319.12
5.4.350.1070.05719.01
5.4.340.0900.06319.00
5.4.320.1270.04719.19
5.4.310.1270.04319.20
5.4.300.1170.05018.89
5.4.290.1130.07019.25
5.4.280.1070.05319.13
5.4.270.1100.06719.11
5.4.260.0230.05318.96
5.4.250.0970.07319.15
5.4.240.1070.05719.11
5.4.230.1070.05719.24
5.4.220.1300.06319.00
5.4.210.0870.05719.26
5.4.200.0900.07019.12
5.4.190.0970.06018.95
5.4.180.0930.08019.12
5.4.170.1100.07019.22
5.4.160.0970.06718.98
5.4.150.0570.05719.05
5.4.140.0470.05716.53
5.4.130.1070.06316.45
5.4.120.1200.05016.61
5.4.110.1330.05716.58
5.4.100.0830.06016.54
5.4.90.1530.06016.51
5.4.80.1200.05016.58
5.4.70.1600.05016.61
5.4.60.1500.07716.50
5.4.50.1230.07316.45
5.4.40.1270.06716.50
5.4.30.1500.05316.42
5.4.20.0970.07316.45
5.4.10.1300.04316.33
5.4.00.1030.06315.69
5.3.290.0090.05112.80
5.3.280.0040.03912.71
5.3.270.0060.03912.72
5.3.260.0060.03812.72
5.3.250.0090.03812.72
5.3.240.0070.03612.72
5.3.230.0070.03712.71
5.3.220.0110.03212.68
5.3.210.0090.04212.69
5.3.200.0090.04012.68
5.3.190.0060.03812.68
5.3.180.0090.03412.68
5.3.170.0090.04112.68
5.3.160.0080.03512.68
5.3.150.0040.03812.68
5.3.140.0110.03812.67
5.3.130.0050.03912.66
5.3.120.0090.04612.66
5.3.110.0070.03812.66
5.3.100.0060.04112.15
5.3.90.0050.03812.13
5.3.80.0050.03812.13
5.3.70.0040.04012.13
5.3.60.0040.03812.11
5.3.50.0050.03612.06
5.3.40.0060.03712.06
5.3.30.0050.03612.02
5.3.20.0060.03511.80
5.3.10.0050.03611.76
5.3.00.0040.03911.75
5.2.170.0040.0309.25
5.2.160.0070.0339.25
5.2.150.0050.0299.25
5.2.140.0050.0409.25
5.2.130.0070.0329.20
5.2.120.0070.0299.21
5.2.110.0040.0289.21
5.2.100.0080.0259.20
5.2.90.0060.0279.20
5.2.80.0030.0319.20
5.2.70.0050.0309.20
5.2.60.0070.0279.15
5.2.50.0040.0309.13
5.2.40.0080.0269.10
5.2.30.0040.0309.08
5.2.20.0070.0269.07
5.2.10.0040.0288.97
5.2.00.0040.0298.83
5.1.60.0040.0258.13
5.1.50.0050.0238.12
5.1.40.0040.0348.10
5.1.30.0020.0278.45
5.1.20.0070.0328.46
5.1.10.0050.0248.20
5.1.00.0060.0248.20
5.0.50.0040.0206.67
5.0.40.0050.0336.53
5.0.30.0040.0376.34
5.0.20.0030.0196.30
5.0.10.0050.0266.29
5.0.00.0020.0316.28
4.4.90.0030.0144.78
4.4.80.0020.0154.75
4.4.70.0040.0154.75
4.4.60.0060.0184.75
4.4.50.0070.0244.77
4.4.40.0010.0284.71
4.4.30.0030.0154.76
4.4.20.0050.0144.84
4.4.10.0030.0184.85
4.4.00.0010.0344.76
4.3.110.0030.0154.67
4.3.100.0020.0154.66
4.3.90.0040.0124.63
4.3.80.0050.0214.59
4.3.70.0040.0124.63
4.3.60.0030.0224.62
4.3.50.0020.0154.63
4.3.40.0010.0324.54
4.3.30.0010.0163.30
4.3.20.0020.0233.28
4.3.10.0010.0233.24
4.3.00.0070.0177.10

preferences:
39.97 ms | 401 KiB | 5 Q