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(); $handler->messages[] = 'session_status(): ' . session_status(); $handler->messages[] = 'session_id before start: ' . var_export(session_id(), true); session_set_save_handler($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(); $handler->messages[] = '$_SESSION after close: ' . var_export($_SESSION, true); $handler->messages[] = 'session_id after close: ' . session_id(); session_start(); session_destroy(); $handler->messages[] = '$_SESSION after destroy: ' . 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)
8.3.60.0060.01316.63
8.3.50.0240.00322.11
8.3.40.0060.00919.01
8.3.30.0150.00619.20
8.3.20.0040.00420.29
8.3.10.0030.00623.65
8.3.00.0040.00419.51
8.2.180.0130.01016.75
8.2.170.0140.00022.96
8.2.160.0140.00020.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0050.00322.08
8.2.110.0100.00020.46
8.2.100.0040.00818.02
8.2.90.0000.00819.30
8.2.80.0040.00417.97
8.2.70.0030.00517.63
8.2.60.0050.00318.05
8.2.50.0000.01018.07
8.2.40.0000.00919.84
8.2.30.0030.00518.25
8.2.20.0040.00417.72
8.2.10.0000.00718.05
8.2.00.0080.00017.68
8.1.280.0120.00925.92
8.1.270.0060.00323.78
8.1.260.0050.00326.35
8.1.250.0000.00828.09
8.1.240.0090.00023.82
8.1.230.0110.00019.07
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00717.36
8.1.190.0030.00517.13
8.1.180.0080.00018.10
8.1.170.0000.00818.65
8.1.160.0000.00721.97
8.1.150.0070.00018.93
8.1.140.0040.00417.35
8.1.130.0000.00717.93
8.1.120.0000.00717.40
8.1.110.0040.00417.43
8.1.100.0050.00217.56
8.1.90.0040.00417.51
8.1.80.0000.00717.55
8.1.70.0000.00717.40
8.1.60.0030.00617.55
8.1.50.0020.00517.46
8.1.40.0000.00817.44
8.1.30.0000.00917.64
8.1.20.0000.00817.69
8.1.10.0080.00017.49
8.1.00.0000.01017.58
8.0.300.0000.00818.77
8.0.290.0000.00716.88
8.0.280.0030.00318.41
8.0.270.0080.00017.26
8.0.260.0000.00717.30
8.0.250.0050.00317.04
8.0.240.0040.00416.98
8.0.230.0030.00317.10
8.0.220.0030.00716.87
8.0.210.0030.00316.98
8.0.200.0000.00616.95
8.0.190.0060.00617.07
8.0.180.0000.00817.09
8.0.170.0000.00816.93
8.0.160.0030.00316.94
8.0.150.0030.00616.97
8.0.140.0050.00216.91
8.0.130.0030.00313.42
8.0.120.0000.00817.00
8.0.110.0030.00517.04
8.0.100.0080.00017.07
8.0.90.0040.00416.87
8.0.80.0060.01417.01
8.0.70.0000.00816.83
8.0.60.0040.00417.06
8.0.50.0040.00417.03
8.0.30.0110.01117.09
8.0.20.0080.01117.40
8.0.10.0030.00517.09
8.0.00.0140.00616.92
7.4.330.0020.00215.00
7.4.320.0000.00716.66
7.4.300.0000.00716.61
7.4.290.0030.00316.60
7.4.280.0090.00016.65
7.4.270.0030.00316.54
7.4.260.0030.00516.68
7.4.250.0040.00416.63
7.4.240.0030.00416.60
7.4.230.0000.00816.61
7.4.220.0120.00616.67
7.4.210.0140.00716.52
7.4.200.0040.00416.54
7.4.160.0120.00616.62
7.4.150.0060.01517.40
7.4.140.0080.01117.86
7.4.130.0090.01016.56
7.4.120.0070.01216.56
7.4.110.0130.00416.41
7.4.100.0110.00816.54
7.4.90.0040.01516.43
7.4.80.0120.00819.39
7.4.70.0090.00916.41
7.4.60.0090.00916.46
7.4.50.0000.00816.63
7.4.40.0150.00316.57
7.4.30.0100.00616.66
7.4.00.0060.00915.25
7.3.330.0050.00013.48
7.3.320.0060.00013.49
7.3.310.0080.00016.45
7.3.300.0030.00316.50
7.3.290.0070.01416.40
7.3.280.0110.00716.47
7.3.270.0130.00717.40
7.3.260.0140.00316.46
7.3.250.0080.00816.76
7.3.240.0120.00916.59
7.3.230.0090.01016.72
7.3.210.0090.00916.70
7.3.200.0030.01419.39
7.3.190.0120.00616.50
7.3.180.0110.00416.62
7.3.170.0060.01416.49
7.3.160.0140.00316.55
7.3.120.0070.01114.93
7.3.110.0070.00714.54
7.3.100.0030.01014.63
7.3.90.0090.00614.88
7.3.80.0070.00714.79
7.3.70.0070.00714.83
7.3.60.0000.01114.96
7.3.50.0060.00314.93
7.3.40.0000.01314.90
7.3.30.0070.01014.87
7.3.20.0060.00616.75
7.3.10.0040.00716.70
7.3.00.0070.01016.48
7.2.330.0060.01216.69
7.2.320.0070.01616.59
7.2.310.0060.01016.50
7.2.300.0070.01016.88
7.2.290.0150.00916.63
7.2.240.0030.00615.32
7.2.230.0030.01014.96
7.2.220.0030.00614.82
7.2.210.0070.00715.34
7.2.200.0070.00714.93
7.2.190.0110.00415.04
7.2.180.0080.00814.77
7.2.170.0060.01014.69
7.2.160.0090.00615.17
7.2.150.0060.00916.95
7.2.140.0060.00616.79
7.2.130.0030.00916.97
7.2.120.0140.00016.64
7.2.110.0040.00416.99
7.2.100.0000.01216.76
7.2.90.0000.01216.99
7.2.80.0090.00616.93
7.2.70.0110.00416.90
7.2.60.0070.00917.04
7.2.50.0090.00616.99
7.2.40.0030.01016.82
7.2.30.0080.00516.95
7.2.20.0030.01016.91
7.2.10.0070.00316.88
7.2.00.0030.00918.12
7.1.330.0070.00415.70
7.1.320.0090.00615.73
7.1.310.0030.01215.86
7.1.300.0070.00315.50
7.1.290.0000.01115.77
7.1.280.0000.01415.69
7.1.270.0110.00415.71
7.1.260.0100.00315.71
7.1.250.0030.00915.53
7.1.200.0030.00915.77
7.1.100.0000.00917.77
7.1.70.0170.00717.31
7.1.60.0110.01519.11
7.1.50.0030.01016.63
7.1.00.0000.08022.54
7.0.200.0070.00316.79
7.0.140.0130.06322.21
7.0.60.0030.07021.81
7.0.50.0070.08017.90
7.0.40.0070.07320.25
7.0.30.0500.06020.26
7.0.20.0370.07720.22
7.0.10.0000.04720.22
7.0.00.0070.04020.24
5.6.280.0070.07021.17
5.6.210.0900.05720.72
5.6.200.0030.05318.28
5.6.190.0070.08720.47
5.6.180.0270.08320.33
5.6.170.1130.05720.47
5.6.160.0030.04020.50
5.6.150.0130.08018.27
5.6.140.0070.08718.24
5.6.130.0000.04318.23
5.6.120.0100.03720.94
5.6.110.0000.07721.13
5.6.100.0200.07321.15
5.6.90.0070.08721.02
5.6.80.0070.06720.38
5.5.350.0130.08020.39
5.5.340.0100.07718.08
5.5.330.0100.08320.33
5.5.320.0330.07320.50
5.5.310.0330.04720.30
5.5.300.0100.03318.04
5.5.290.0070.07317.93
5.5.280.0000.05320.79
5.5.270.0070.09020.79
5.5.260.0000.07720.81
5.5.250.0130.03020.60
5.5.240.0300.07020.29
5.4.450.0230.07719.29
5.4.440.0130.05719.54
5.4.430.0170.06319.54
5.4.420.0130.06719.55
5.4.410.0200.06019.41
5.4.400.0170.06718.91
5.4.390.0170.06718.99
5.4.380.0230.06019.01
5.4.370.0170.05019.11
5.4.360.0130.05719.11
5.4.350.0100.05719.26
5.4.340.0430.08019.02
5.4.320.0230.04718.98
5.4.310.0130.08018.99
5.4.300.0200.07019.15
5.4.290.0070.07019.17
5.4.280.0230.07019.07
5.4.270.0100.06719.14
5.4.260.0200.04719.21
5.4.250.0170.06019.24
5.4.240.0130.06018.90
5.4.230.0170.05319.00
5.4.220.0230.06319.01
5.4.210.0270.07319.10
5.4.200.0100.05719.11
5.4.190.0100.05719.11
5.4.180.0200.05719.21
5.4.170.0200.05719.12
5.4.160.0230.04719.09
5.4.150.0330.06719.13
5.4.140.0270.05716.27
5.4.130.0030.06016.52
5.4.120.0130.05016.53
5.4.110.0300.05016.48
5.4.100.0100.05316.42
5.4.90.0070.06016.27
5.4.80.0100.06316.55
5.4.70.0170.05016.61
5.4.60.0230.06716.54
5.4.50.0200.05016.50
5.4.40.0130.05016.48
5.4.30.0100.05716.41
5.4.20.0330.04016.39
5.4.10.0070.06716.29
5.4.00.0070.06015.95
5.3.290.0060.04012.80
5.3.280.0040.04012.71
5.3.270.0100.03612.72
5.3.260.0070.03912.72
5.3.250.0100.03612.72
5.3.240.0070.03612.72
5.3.230.0090.03612.71
5.3.220.0070.03712.68
5.3.210.0090.03612.68
5.3.200.0060.03912.68
5.3.190.0060.03812.69
5.3.180.0070.03712.68
5.3.170.0090.04212.68
5.3.160.0060.04912.68
5.3.150.0130.03512.68
5.3.140.0080.04012.67
5.3.130.0070.03812.66
5.3.120.0070.03812.66
5.3.110.0090.03712.66
5.3.100.0100.04912.15
5.3.90.0060.04212.14
5.3.80.0030.03912.13
5.3.70.0050.03712.13
5.3.60.0040.03912.11
5.3.50.0030.03912.06
5.3.40.0080.03612.06
5.3.30.0080.04012.02
5.3.20.0030.04011.80
5.3.10.0050.03711.76
5.3.00.0070.03711.75
5.2.170.0070.0299.25
5.2.160.0060.0289.24
5.2.150.0070.0289.25
5.2.140.0040.0359.24
5.2.130.0170.0269.21
5.2.120.0070.0299.21
5.2.110.0090.0279.21
5.2.100.0050.0299.21
5.2.90.0070.0289.21
5.2.80.0060.0299.20
5.2.70.0050.0309.20
5.2.60.0070.0299.16
5.2.50.0020.0349.13
5.2.40.0040.0309.10
5.2.30.0050.0339.07
5.2.20.0040.0319.06
5.2.10.0040.0298.96
5.2.00.0090.0268.84
5.1.60.0050.0248.12
5.1.50.0030.0278.12
5.1.40.0050.0288.09
5.1.30.0050.0278.44
5.1.20.0040.0278.46
5.1.10.0050.0278.20
5.1.00.0050.0258.20
5.0.50.0030.0206.67
5.0.40.0040.0196.53
5.0.30.0070.0386.34
5.0.20.0050.0276.31
5.0.10.0070.0306.29
5.0.00.0040.0376.28
4.4.90.0030.0154.78
4.4.80.0000.0184.76
4.4.70.0020.0184.76
4.4.60.0020.0194.75
4.4.50.0030.0154.77
4.4.40.0040.0254.71
4.4.30.0040.0154.76
4.4.20.0050.0154.84
4.4.10.0040.0144.85
4.4.00.0030.0254.75
4.3.110.0020.0164.67
4.3.100.0000.0174.66
4.3.90.0020.0164.63
4.3.80.0020.0254.58
4.3.70.0030.0144.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0010.0264.54
4.3.30.0020.0153.30
4.3.20.0030.0153.28
4.3.10.0020.0153.24
4.3.00.0100.0237.93

preferences:
52.1 ms | 401 KiB | 5 Q