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); } } $handler = new MySessionHandler(); session_set_save_handler($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)
8.3.60.0120.00316.88
8.3.50.0090.00817.53
8.3.40.0080.00818.76
8.3.30.0040.01118.84
8.3.20.0120.00318.78
8.3.10.0080.00020.48
8.3.00.0030.00519.51
8.2.180.0150.00016.75
8.2.170.0070.00722.96
8.2.160.0070.01021.24
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00020.83
8.2.110.0000.01019.27
8.2.100.0130.00417.65
8.2.90.0030.00618.22
8.2.80.0030.00619.21
8.2.70.0040.00417.60
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0080.00018.34
8.2.30.0030.00718.27
8.2.20.0000.00717.65
8.2.10.0080.00017.82
8.2.00.0000.00917.72
8.1.280.0100.00725.92
8.1.270.0040.00424.66
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0060.00322.06
8.1.230.0040.00720.89
8.1.220.0030.00617.77
8.1.210.0030.00618.97
8.1.200.0100.00017.35
8.1.190.0000.00817.51
8.1.180.0030.00518.10
8.1.170.0000.00918.71
8.1.160.0070.00018.94
8.1.150.0000.00718.68
8.1.140.0000.00817.50
8.1.130.0000.00817.85
8.1.120.0000.01017.48
8.1.110.0000.00817.39
8.1.100.0000.00717.42
8.1.90.0050.00217.51
8.1.80.0040.00417.41
8.1.70.0040.00417.45
8.1.60.0080.00017.57
8.1.50.0040.00417.50
8.1.40.0040.00417.63
8.1.30.0030.00517.61
8.1.20.0030.00517.71
8.1.10.0080.00017.55
8.1.00.0040.00417.45
8.0.300.0000.00720.03
8.0.290.0040.00416.63
8.0.280.0000.00718.42
8.0.270.0000.00717.30
8.0.260.0070.00017.03
8.0.250.0080.00016.96
8.0.240.0000.00816.93
8.0.230.0000.00717.07
8.0.220.0000.00716.86
8.0.210.0050.00317.02
8.0.200.0030.00317.07
8.0.190.0000.00717.05
8.0.180.0000.00816.93
8.0.170.0050.00316.91
8.0.160.0040.00416.96
8.0.150.0060.00316.91
8.0.140.0070.00316.98
8.0.130.0000.00513.46
8.0.120.0080.00016.91
8.0.110.0000.00816.97
8.0.100.0050.00217.02
8.0.90.0040.00416.87
8.0.80.0080.00816.99
8.0.70.0000.00716.88
8.0.60.0040.00416.93
8.0.50.0040.00416.88
8.0.30.0130.01317.05
8.0.20.0050.01417.22
8.0.10.0040.00416.95
8.0.00.0060.01417.00
7.4.330.0000.00612.93
7.4.320.0070.00016.60
7.4.300.0000.00716.65
7.4.290.0000.00716.47
7.4.280.0080.00016.53
7.4.270.0040.00416.55
7.4.260.0040.00413.26
7.4.250.0060.00316.53
7.4.240.0030.00316.56
7.4.230.0040.00416.73
7.4.220.0070.01016.59
7.4.210.0100.00616.59
7.4.200.0040.00416.52
7.4.190.0030.00316.70
7.4.160.0110.01116.89
7.4.150.0110.00716.65
7.4.140.0070.01316.32
7.4.130.0120.00816.45
7.4.120.0080.01116.50
7.4.110.0160.00316.64
7.4.100.0170.00716.71
7.4.90.0170.00716.48
7.4.80.0110.01219.39
7.4.70.0070.01016.63
7.4.60.0160.00416.77
7.4.50.0060.00216.35
7.4.40.0090.00616.47
7.4.30.0050.01216.67
7.4.10.0030.01715.27
7.4.00.0090.00915.05
7.3.330.0080.00013.31
7.3.320.0050.00213.31
7.3.310.0030.00316.42
7.3.300.0000.00716.41
7.3.290.0110.00416.41
7.3.280.0100.01016.46
7.3.270.0120.00616.48
7.3.260.0090.00916.59
7.3.250.0150.00916.43
7.3.240.0080.01116.36
7.3.230.0150.00316.51
7.3.210.0110.01116.62
7.3.200.0090.00816.54
7.3.190.0180.00316.50
7.3.180.0100.01016.46
7.3.170.0100.00816.53
7.3.160.0100.00616.41
7.3.130.0030.01415.00
7.3.120.0080.00814.92
7.3.110.0030.01614.59
7.3.100.0000.01214.89
7.3.90.0040.01215.00
7.3.80.0030.01014.65
7.3.70.0030.00615.04
7.3.60.0090.00614.99
7.3.50.0080.00815.06
7.3.40.0000.01214.57
7.3.30.0000.00914.75
7.3.20.0070.00416.71
7.3.10.0000.01516.81
7.3.00.0030.01016.86
7.2.330.0070.01316.61
7.2.320.0090.01216.66
7.2.310.0090.01416.72
7.2.300.0120.01216.96
7.2.290.0030.01316.53
7.2.260.0060.01515.18
7.2.250.0070.01115.03
7.2.240.0070.00714.98
7.2.230.0090.00714.88
7.2.220.0090.00315.08
7.2.210.0070.00714.77
7.2.200.0090.00314.82
7.2.190.0110.00915.17
7.2.180.0120.00015.12
7.2.170.0040.00414.81
7.2.160.0040.01215.00
7.2.150.0040.01117.18
7.2.140.0060.00316.68
7.2.130.0130.00316.79
7.2.120.0060.00616.94
7.2.110.0120.00317.00
7.2.100.0090.00317.01
7.2.90.0070.00716.72
7.2.80.0080.00816.86
7.2.70.0040.00816.82
7.2.60.0050.00917.00
7.2.50.0000.01116.85
7.2.40.0060.00317.05
7.2.30.0110.00417.10
7.2.20.0040.01516.97
7.2.10.0040.01117.07
7.2.00.0020.01017.97
7.1.330.0070.00715.70
7.1.320.0130.00015.86
7.1.310.0030.01315.93
7.1.300.0070.01015.82
7.1.290.0030.00615.54
7.1.280.0000.01115.87
7.1.270.0030.00815.70
7.1.260.0050.00515.75
7.1.250.0000.00815.79
7.1.240.0060.00615.50
7.1.230.0070.00715.80
7.1.220.0100.00315.63
7.1.210.0030.00815.47
7.1.200.0050.00615.96
7.1.190.0080.00315.82
7.1.180.0050.00515.98
7.1.170.0110.00415.99
7.1.160.0040.01215.56
7.1.150.0090.00615.95
7.1.140.0060.00615.93
7.1.130.0070.00715.84
7.1.120.0070.00715.59
7.1.110.0130.00316.01
7.1.100.0030.00816.93
7.1.90.0040.01115.86
7.1.80.0090.00615.86
7.1.70.0050.00816.58
7.1.60.0110.00717.55
7.1.50.0050.00916.56
7.1.40.0090.00015.85
7.1.30.0030.00915.78
7.1.20.0060.00315.68
7.1.10.0000.01716.00
7.1.00.0060.03919.08
7.0.330.0060.00315.42
7.0.320.0030.01015.44
7.0.310.0030.01315.61
7.0.300.0080.00415.36
7.0.290.0060.00615.64
7.0.280.0050.00815.29
7.0.270.0060.00615.49
7.0.260.0060.00915.30
7.0.250.0090.00615.34
7.0.240.0000.01315.56
7.0.230.0000.01415.25
7.0.220.0090.00615.46
7.0.210.0050.00915.41
7.0.200.0020.00616.09
7.0.190.0040.00415.17
7.0.180.0070.00315.45
7.0.170.0030.00915.57
7.0.160.0000.00815.30
7.0.150.0050.00515.46
7.0.140.0060.03718.71
7.0.130.0000.01015.12
7.0.120.0020.04218.77
7.0.110.0070.00415.58
7.0.100.0040.01115.28
7.0.90.0040.01115.32
7.0.80.0110.00315.60
7.0.70.0000.01315.29
7.0.60.0310.03317.70
7.0.50.0050.04016.78
7.0.40.0100.02315.78
7.0.30.0070.03315.78
7.0.20.0090.04315.81
7.0.10.0030.03415.82
7.0.00.0030.04515.79
5.6.400.0080.00314.57
5.6.390.0110.00314.84
5.6.380.0030.01014.66
5.6.370.0100.00714.73
5.6.360.0080.00414.25
5.6.350.0120.00614.28
5.6.340.0070.00714.77
5.6.330.0060.01214.16
5.6.320.0060.01014.86
5.6.310.0080.00414.50
5.6.300.0130.00314.50
5.6.290.0100.00314.46
5.6.280.0020.04317.70
5.6.270.0030.01014.73
5.6.260.0070.01014.74
5.6.250.0030.01014.65
5.6.240.0030.01014.23
5.6.230.0030.01314.50
5.6.220.0090.00614.44
5.6.210.0590.02917.50
5.6.200.0070.04216.38
5.6.190.0080.04316.41
5.6.180.0100.03716.45
5.6.170.0070.04516.36
5.6.160.0120.04016.32
5.6.150.0070.03716.32
5.6.140.0070.04516.31
5.6.130.0050.04516.29
5.6.120.0040.03016.47
5.6.110.0080.04516.41
5.6.100.0080.04516.26
5.6.90.0070.04716.39
5.6.80.0020.04815.91
5.6.70.0050.02516.03
5.6.60.0050.04515.83
5.6.50.0050.02816.00
5.6.40.0080.04115.90
5.6.30.0080.04216.04
5.6.20.0050.02315.98
5.6.10.0090.02115.89
5.6.00.0100.04116.02
5.5.380.0060.00614.73
5.5.370.0060.00614.41
5.5.360.0030.01014.26
5.5.350.0200.03217.29
5.5.340.0110.02116.30
5.5.330.0080.03916.19
5.5.320.0070.03916.33
5.5.310.0060.03416.24
5.5.300.0030.04016.16
5.5.290.0060.04516.25
5.5.280.0050.04316.30
5.5.270.0050.03216.32
5.5.260.0050.04816.15
5.5.250.0100.04215.99
5.5.240.0100.04115.80
5.5.230.0030.04815.96
5.5.220.0420.03517.42
5.5.210.0700.03217.24
5.5.200.0640.03517.24
5.5.190.0080.02516.05
5.5.180.0050.03315.80
5.5.170.0090.00614.06
5.5.160.0060.04415.81
5.5.150.0050.04515.77
5.5.140.0030.04815.78
5.5.130.0140.03215.90
5.5.120.0100.04115.82
5.5.110.0080.03215.79
5.5.100.0050.02215.87
5.5.90.0020.02515.85
5.5.80.0020.02515.81
5.5.70.0030.02415.56
5.5.60.0050.02315.72
5.5.50.0060.02615.86
5.5.40.0030.02715.76
5.5.30.0060.02215.82
5.5.20.0140.01315.73
5.5.10.0040.02315.58
5.5.00.0030.02315.84
5.4.450.0070.04416.70
5.4.440.0120.03516.70
5.4.430.0100.03516.56
5.4.420.0070.03716.63
5.4.410.0070.04016.57
5.4.400.0070.04216.47
5.4.390.0040.04416.41
5.4.380.0090.03516.46
5.4.370.0020.04616.38
5.4.360.0050.04516.41
5.4.350.0070.04116.41
5.4.340.0090.02116.40
5.4.330.0060.00313.80
5.4.320.0100.03716.47
5.4.310.0100.02616.37
5.4.300.0050.04116.38
5.4.290.0030.04516.47
5.4.280.0020.04016.42
5.4.270.0030.04516.38
5.4.260.0050.02216.46
5.4.250.0050.02516.43
5.4.240.0030.02316.45
5.4.230.0020.02416.37
5.4.220.0090.01716.42
5.4.210.0020.02516.46
5.4.200.0050.02116.41
5.4.190.0070.03016.42
5.4.180.0040.02216.41
5.4.170.0050.02016.37
5.4.160.0070.01816.41
5.4.150.0030.02316.52
5.4.140.0080.01815.08
5.4.130.0040.02315.13
5.4.120.0030.02215.07
5.4.110.0030.02015.12
5.4.100.0030.02015.13
5.4.90.0060.01815.12
5.4.80.0030.01915.07
5.4.70.0020.02015.09
5.4.60.0020.02415.08
5.4.50.0030.02215.04
5.4.40.0040.02315.15
5.4.30.0050.01915.13
5.4.20.0030.04315.01
5.4.10.0090.02215.05
5.4.00.0050.03614.84
5.3.290.0110.03614.26
5.3.280.0060.01814.22
5.3.270.0050.02014.21
5.3.260.0050.02014.23
5.3.250.0020.02414.20
5.3.240.0050.02114.21
5.3.230.0020.02314.23
5.3.220.0050.02314.21
5.3.210.0040.02214.22
5.3.200.0050.02114.16
5.3.190.0020.02414.22
5.3.180.0020.02414.18
5.3.170.0030.02214.21
5.3.160.0020.02214.18
5.3.150.0050.02414.17
5.3.140.0010.02114.22
5.3.130.0030.02014.23
5.3.120.0020.02214.20
5.3.110.0030.03214.21
5.3.100.0020.02813.92
5.3.90.0070.03513.85
5.3.80.0050.04013.95
5.3.70.0070.03813.91
5.3.60.0040.02514.01
5.3.50.0030.04113.90
5.3.40.0030.04213.90
5.3.30.0090.02413.81
5.3.20.0030.02313.74
5.3.10.0030.04213.72
5.3.00.0090.03213.72
5.2.170.0000.04711.20
5.2.160.0070.03711.21
5.2.150.0030.04011.22
5.2.140.0030.04011.19
5.2.130.0100.05711.17
5.2.120.0030.05011.16
5.2.110.0070.06011.08
5.2.100.0030.04711.16
5.2.90.0070.04011.13
5.2.80.0030.05311.16
5.2.70.0030.04311.21
5.2.60.0000.04311.07
5.2.50.0000.06311.00
5.2.40.0030.06310.91
5.2.30.0000.07011.06
5.2.20.0100.05710.95
5.2.10.0070.03310.92
5.2.00.0030.03010.78
5.1.60.0130.04710.09
5.1.50.0030.05710.09
5.1.40.0070.04010.06
5.1.30.0000.03710.39
5.1.20.0100.04310.45
5.1.10.0030.04310.09
5.1.00.0130.04010.12
5.0.50.0070.0238.62
5.0.40.0030.0438.41
5.0.30.0070.0438.34
5.0.20.0030.0238.20
5.0.10.0070.0338.05
5.0.00.0070.0578.25
4.4.90.0100.0207.87
4.4.80.0030.0137.87
4.4.70.0030.0237.90
4.4.60.0000.0307.90
4.4.50.0030.0277.90
4.4.40.0000.0577.90
4.4.30.0030.0307.90
4.4.20.0000.0377.90
4.4.10.0000.0237.90
4.4.00.0030.0577.90
4.3.110.0000.0277.90
4.3.100.0000.0237.90
4.3.90.0030.0277.90
4.3.80.0000.0477.90
4.3.70.0030.0377.90
4.3.60.0100.0277.90
4.3.50.0070.0307.90
4.3.40.0030.0407.90
4.3.30.0000.0377.90
4.3.20.0000.0337.90
4.3.10.0000.0237.90
4.3.00.0000.0237.90

preferences:
64.06 ms | 401 KiB | 5 Q