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 . ': ' . $data; throw new \RuntimeException('bad'); } public function destroy($id) { $this->messages[] = 'destroy ' . $id; } public function gc($maxlifetime) { $this->messages[] = 'gc ' . var_export($maxlifetime, true); } public function __destruct() { var_dump($this->messages); } } try { $handler = new MySessionHandler(); session_set_save_handler($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(); } catch (\Exception $e) { } 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)
8.3.70.0060.00916.63
8.3.60.0120.00918.81
8.3.50.0080.01216.62
8.3.40.0110.01118.75
8.3.30.0060.01018.86
8.3.20.0080.00018.79
8.3.10.0110.00720.49
8.3.00.0080.00017.63
8.2.180.0120.00616.88
8.2.170.0070.00722.96
8.2.160.0100.01022.08
8.2.150.0110.00724.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00019.89
8.2.110.0060.00321.04
8.2.100.0090.00317.84
8.2.90.0000.00819.34
8.2.80.0000.00818.16
8.2.70.0040.00417.63
8.2.60.0040.00418.04
8.2.50.0090.00018.07
8.2.40.0040.00418.34
8.2.30.0030.00618.31
8.2.20.0070.00017.77
8.2.10.0040.00417.67
8.2.00.0040.00417.66
8.1.280.0140.00725.92
8.1.270.0180.00023.99
8.1.260.0000.01526.35
8.1.250.0090.00628.09
8.1.240.0060.00322.42
8.1.230.0060.00620.97
8.1.220.0040.00418.77
8.1.210.0000.00918.93
8.1.200.0060.00617.48
8.1.190.0000.00817.63
8.1.180.0070.00318.10
8.1.170.0060.00318.84
8.1.160.0000.00718.87
8.1.150.0000.00718.56
8.1.140.0000.00817.49
8.1.130.0070.00017.91
8.1.120.0080.00017.54
8.1.110.0030.00517.48
8.1.100.0030.00517.55
8.1.90.0040.00417.40
8.1.80.0040.00417.41
8.1.70.0040.00417.39
8.1.60.0080.00017.66
8.1.50.0030.00517.51
8.1.40.0040.00417.50
8.1.30.0030.00617.67
8.1.20.0000.00817.59
8.1.10.0030.00517.57
8.1.00.0000.00817.66
8.0.300.0040.00420.15
8.0.290.0040.00417.00
8.0.280.0030.00318.36
8.0.270.0000.00717.32
8.0.260.0030.00318.58
8.0.250.0000.00716.96
8.0.240.0060.00317.03
8.0.230.0040.00417.02
8.0.220.0000.00716.97
8.0.210.0000.00716.96
8.0.200.0000.00616.92
8.0.190.0070.00017.04
8.0.180.0040.00417.05
8.0.170.0030.00617.06
8.0.160.0000.00717.07
8.0.150.0060.00316.98
8.0.140.0070.00416.96
8.0.130.0030.00313.41
8.0.120.0050.00216.91
8.0.110.0000.00816.93
8.0.100.0000.00816.83
8.0.90.0040.00416.96
8.0.80.0100.01317.00
8.0.70.0040.00417.04
8.0.60.0040.00416.85
8.0.50.0080.00016.86
8.0.30.0100.01117.19
8.0.20.0090.01017.12
8.0.10.0050.00316.96
8.0.00.0070.01616.90
7.4.330.0000.00614.70
7.4.320.0030.00316.53
7.4.300.0000.00616.46
7.4.290.0000.00816.65
7.4.280.0050.00516.65
7.4.270.0040.00416.69
7.4.260.0030.00313.26
7.4.250.0030.00616.62
7.4.240.0040.00416.70
7.4.230.0000.00716.62
7.4.220.0150.01116.54
7.4.210.0090.01116.65
7.4.200.0000.00716.52
7.4.190.0070.00016.50
7.4.160.0060.01116.59
7.4.150.0090.01817.07
7.4.140.0080.00917.21
7.4.130.0090.01116.63
7.4.120.0130.00716.61
7.4.110.0210.00416.65
7.4.100.0100.01316.45
7.4.90.0110.01316.77
7.4.80.0130.01018.80
7.4.70.0180.00616.43
7.4.60.0090.00916.62
7.4.50.0060.00316.48
7.4.40.0110.00722.27
7.4.30.0070.01016.50
7.4.00.0070.00714.90
7.3.330.0060.00013.32
7.3.320.0000.00713.45
7.3.310.0000.00716.49
7.3.300.0070.00016.51
7.3.290.0150.00316.45
7.3.280.0130.00316.40
7.3.270.0030.01317.07
7.3.260.0150.00818.24
7.3.250.0100.00816.42
7.3.240.0110.00616.68
7.3.230.0170.00016.39
7.3.210.0070.01016.41
7.3.200.0110.00719.39
7.3.190.0130.01016.38
7.3.180.0100.00816.70
7.3.170.0140.00416.44
7.3.160.0150.00616.55
7.3.120.0000.01615.14
7.3.10.0050.00516.85
7.3.00.0030.00916.67
7.2.330.0040.01516.77
7.2.320.0090.00916.79
7.2.310.0190.00416.80
7.2.300.0100.00716.80
7.2.290.0030.01316.71
7.2.130.0000.01816.88
7.2.120.0030.00917.02
7.2.110.0070.00716.91
7.2.100.0030.01317.05
7.2.90.0030.00717.03
7.2.80.0110.00716.74
7.2.70.0040.00716.91
7.2.60.0070.00516.59
7.2.50.0090.00616.80
7.2.40.0090.00617.11
7.2.30.0030.00717.14
7.2.20.0070.00717.06
7.2.10.0030.01316.79
7.2.00.0040.00718.29
7.1.250.0000.01015.71
7.1.200.0100.00315.73
7.1.100.0770.01318.04
7.1.70.0030.00717.24
7.1.60.0070.01619.40
7.1.50.0030.00917.00
7.1.00.0100.06022.44
7.0.200.0000.01316.89
7.0.140.0070.07022.04
7.0.110.0130.07020.11
7.0.100.0070.08019.95
7.0.90.0130.07719.98
7.0.80.0100.07719.95
7.0.70.0100.07720.01
7.0.60.0130.07019.97
7.0.50.0030.08320.00
7.0.40.0100.07719.83
7.0.30.0070.07719.82
7.0.20.0070.08319.86
7.0.10.0030.07319.86
7.0.00.0070.08019.88
5.6.280.0000.07720.80
5.6.260.0030.07720.52
5.6.250.0100.07720.71
5.6.240.0070.05020.68
5.6.230.0170.07720.69
5.6.220.0130.07320.71
5.6.210.0030.07020.69
5.6.200.0100.08020.67
5.6.190.0130.07720.47
5.6.180.0000.07320.61
5.6.170.0170.06720.60
5.6.160.0130.05020.60
5.6.150.0070.08020.60
5.6.140.0030.08720.56
5.6.130.0100.07720.66
5.6.120.0100.08020.63
5.6.110.0100.04720.65
5.6.100.0070.08320.85
5.6.90.0070.08020.55
5.6.80.0130.07019.95
5.6.70.0130.06019.93
5.6.60.0030.08720.06
5.6.50.0100.07720.04
5.6.40.0070.08019.98
5.6.30.0100.06020.07
5.6.20.0030.08019.92
5.6.10.0070.04719.95
5.6.00.0130.07319.98
5.5.380.0100.04320.59
5.5.370.0100.08320.35
5.5.360.0070.07720.54
5.5.350.0000.08720.44
5.5.340.0000.08321.05
5.5.330.0030.09021.03
5.5.320.0070.09020.91
5.5.310.0170.07320.85
5.5.300.0070.08320.99
5.5.290.0070.06320.96
5.5.280.0070.08720.71
5.5.270.0000.08020.95
5.5.260.0000.05720.90
5.5.250.0100.07720.86
5.5.240.0170.07020.23
5.5.230.0100.07720.42
5.5.220.0100.05720.25
5.5.210.0170.06320.26
5.5.200.0170.05720.34
5.5.190.0170.07020.33
5.5.180.0000.08720.40
5.5.160.0070.07020.14
5.5.150.0000.05720.17
5.5.140.0100.07720.31
5.5.130.0070.04720.05
5.5.120.0070.08020.08
5.5.110.0100.07720.13
5.5.100.0030.04720.24
5.5.90.0100.07720.12
5.5.80.0170.07320.09
5.5.70.0070.07320.19
5.5.60.0130.06719.98
5.5.50.0100.07020.14
5.5.40.0070.05320.04
5.5.30.0100.07720.24
5.5.20.0000.08720.20
5.5.10.0100.06720.18
5.5.00.0170.06720.14
5.4.450.0070.08719.56
5.4.440.0030.06019.33
5.4.430.0100.07019.32
5.4.420.0070.08319.28
5.4.410.0070.07719.44
5.4.400.0070.08319.01
5.4.390.0070.06719.15
5.4.380.0070.07319.14
5.4.370.0030.04719.17
5.4.360.0100.07319.22
5.4.350.0030.07318.99
5.4.340.0130.06719.18
5.4.320.0130.07318.99
5.4.310.0200.06019.10
5.4.300.0030.07719.22
5.4.290.0070.07319.00
5.4.280.0170.06718.98
5.4.270.0070.08019.31
5.4.260.0070.08019.18
5.4.250.0070.07719.00
5.4.240.0100.06019.33
5.4.230.0070.07719.21
5.4.220.0030.04319.17
5.4.210.0030.09319.24
5.4.200.0070.07019.00
5.4.190.0170.06019.15
5.4.180.0130.03719.02
5.4.170.0070.04719.01
5.4.160.0170.07018.99
5.4.150.0030.08319.02
5.4.140.0070.07716.63
5.4.130.0030.07316.36
5.4.120.0100.05716.38
5.4.110.0130.07016.50
5.4.100.0070.07716.56
5.4.90.0130.06316.31
5.4.80.0100.06716.57
5.4.70.0030.08016.54
5.4.60.0070.07316.54
5.4.50.0130.05016.38
5.4.40.0030.05716.62
5.4.30.0070.04016.63
5.4.20.0070.08016.48
5.4.10.0070.07316.45
5.4.00.0000.07315.97
5.3.290.0100.07714.78
5.3.280.0130.07014.74
5.3.270.0070.07714.49
5.3.260.0030.07714.66
5.3.250.0100.03714.86
5.3.240.0030.07314.76
5.3.230.0100.07314.75
5.3.220.0100.07714.55
5.3.210.0070.07314.58
5.3.200.0030.07014.58
5.3.190.0070.07314.60
5.3.180.0170.06714.81
5.3.170.0030.08014.57
5.3.160.0130.07014.58
5.3.150.0000.07714.62
5.3.140.0130.06714.58
5.3.130.0100.07714.59
5.3.120.0170.06714.70
5.3.110.0000.08314.66
5.3.100.0070.07714.09
5.3.90.0100.06314.03
5.3.80.0100.06714.10
5.3.70.0030.07014.04
5.3.60.0100.07314.00
5.3.50.0100.07013.97
5.3.40.0030.07013.94
5.3.30.0030.05713.92
5.3.20.0100.07313.77
5.3.10.0030.07713.76
5.3.00.0100.07013.63
5.2.170.0070.06311.98
5.2.160.0030.06011.98
5.2.150.0070.05711.98
5.2.140.0070.05711.98
5.2.130.0070.06311.98
5.2.120.0070.05011.98
5.2.110.0130.05011.98
5.2.100.0070.06011.98
5.2.90.0000.05311.98
5.2.80.0030.07011.98
5.2.70.0100.05711.98
5.2.60.0100.06011.98
5.2.50.0070.06311.98
5.2.40.0100.05711.98
5.2.30.0000.06311.98
5.2.20.0070.04311.98
5.2.10.0100.05711.98
5.2.00.0100.05311.98
5.1.60.0030.05711.98
5.1.50.0030.05711.98
5.1.40.0130.04311.98
5.1.30.0030.05711.98
5.1.20.0030.04711.98
5.1.10.0030.05711.98
5.1.00.0070.05311.98
5.0.50.0070.04011.98
5.0.40.0070.04011.98
5.0.30.0000.05311.98
5.0.20.0030.04711.98
5.0.10.0070.03711.98
5.0.00.0030.06311.98
4.4.90.0030.03711.98
4.4.80.0000.03711.98
4.4.70.0000.02011.98
4.4.60.0000.03711.98
4.4.50.0070.03011.98
4.4.40.0030.05011.98
4.4.30.0030.03311.98
4.4.20.0000.03711.98
4.4.10.0000.03311.98
4.4.00.0070.05311.98
4.3.110.0030.03311.98
4.3.100.0000.03311.98
4.3.90.0000.04011.98
4.3.80.0030.05011.98
4.3.70.0000.03711.98
4.3.60.0000.03711.98
4.3.50.0030.03311.98
4.3.40.0030.04311.98
4.3.30.0070.02711.98
4.3.20.0030.03311.98
4.3.10.0030.03711.98
4.3.00.0030.03311.98

preferences:
55.39 ms | 401 KiB | 5 Q