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 . "\n"; } public function close() { $this->messages[] = 'close' . "\n"; } public function read($id) { $this->messages[] = 'read ' . $id . "\n"; } public function write($id, $data) { $this->messages[] = 'write ' . $id . ': ' . $data . "\n"; } public function destroy($id) { $this->messages[] = 'destroy ' . $id . "\n"; } public function gc($maxlifetime) { $this->messages[] = 'gc ' . $maxlifetime . "\n"; } } $handler = new MySessionHandler(); session_set_save_handler($handler, true); session_start(); $_SESSION['foo'] = 'bar'; $handler->messages[] = session_id() . "\n"; session_regenerate_id(); $handler->messages[] = session_id() . "\n"; session_destroy(); session_start(); session_write_close(); var_dump($handler->messages);

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)
8.3.60.0140.00716.88
8.3.50.0070.01217.51
8.3.40.0070.00718.93
8.3.30.0090.00918.87
8.3.20.0040.00418.90
8.3.10.0030.00518.91
8.3.00.0040.00419.38
8.2.180.0110.00716.63
8.2.170.0090.00622.96
8.2.160.0100.01018.99
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00019.79
8.2.110.0060.00319.45
8.2.100.0040.00817.84
8.2.90.0000.00819.08
8.2.80.0050.00317.97
8.2.70.0050.00317.50
8.2.60.0050.00318.05
8.2.50.0040.00417.91
8.2.40.0030.00519.35
8.2.30.0030.00717.73
8.2.20.0030.00617.64
8.2.10.0000.00819.40
8.2.00.0000.01017.75
8.1.280.0090.00925.92
8.1.270.0000.00823.99
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00322.68
8.1.230.0070.00717.70
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.48
8.1.190.0000.00817.35
8.1.180.0030.00518.10
8.1.170.0080.00017.62
8.1.160.0000.00819.03
8.1.150.0000.00818.60
8.1.140.0040.00417.40
8.1.130.0040.00417.48
8.1.120.0000.00717.40
8.1.110.0000.00717.50
8.1.100.0040.00417.51
8.1.90.0030.00317.39
8.1.80.0040.00417.52
8.1.70.0000.00717.46
8.1.60.0080.00017.63
8.1.50.0040.00417.49
8.1.40.0000.00817.60
8.1.30.0070.00317.57
8.1.20.0000.01017.59
8.1.10.0000.00717.54
8.1.00.0040.00417.45
8.0.300.0030.00618.77
8.0.290.0030.00716.75
8.0.280.0080.00018.59
8.0.270.0000.00717.34
8.0.260.0000.00718.55
8.0.250.0050.00517.11
8.0.240.0000.00716.95
8.0.230.0040.00417.01
8.0.220.0100.00016.91
8.0.210.0000.00816.88
8.0.200.0000.00717.05
8.0.190.0030.00716.94
8.0.180.0020.00517.02
8.0.170.0060.00317.02
8.0.160.0040.00417.03
8.0.150.0000.00816.80
8.0.140.0070.00016.95
8.0.130.0030.00313.34
8.0.120.0100.00016.91
8.0.110.0000.00816.96
8.0.100.0040.00416.87
8.0.90.0050.00216.98
8.0.80.0030.01217.04
8.0.70.0040.00416.86
8.0.60.0000.00716.82
8.0.50.0050.00316.88
8.0.30.0130.01017.12
8.0.20.0120.00717.03
8.0.10.0000.00716.97
8.0.00.0130.00416.62
7.4.330.0030.00312.96
7.4.320.0000.00716.67
7.4.300.0000.00616.58
7.4.290.0000.00716.68
7.4.280.0060.00316.44
7.4.270.0030.00316.52
7.4.260.0000.00613.30
7.4.250.0040.00416.61
7.4.240.0000.00716.64
7.4.230.0000.00916.34
7.4.220.0060.00916.40
7.4.210.0120.00916.55
7.4.200.0030.00316.56
7.4.190.0040.00416.43
7.4.160.0000.01616.48
7.4.150.0060.01216.41
7.4.140.0140.00717.86
7.4.130.0030.01416.41
7.4.120.0120.00616.42
7.4.110.0150.00316.45
7.4.100.0090.01216.57
7.4.90.0080.01116.43
7.4.80.0150.00319.39
7.4.70.0060.01116.67
7.4.60.0100.00716.76
7.4.50.0000.00716.58
7.4.40.0060.00716.58
7.4.30.0120.00616.76
7.4.00.0070.00915.01
7.3.330.0030.00313.41
7.3.320.0030.00313.30
7.3.310.0000.00716.55
7.3.300.0030.00316.47
7.3.290.0050.01016.50
7.3.280.0090.00916.43
7.3.270.0120.00616.62
7.3.260.0050.01116.51
7.3.240.0150.00416.61
7.3.230.0110.00716.67
7.3.210.0090.00916.52
7.3.200.0090.01216.48
7.3.190.0150.00616.67
7.3.180.0080.01116.59
7.3.170.0080.00816.60
7.3.160.0100.01016.51
7.3.120.0120.00414.77
7.3.110.0070.01014.83
7.3.100.0060.00914.96
7.3.90.0030.01014.64
7.3.80.0070.00714.94
7.3.70.0060.00314.97
7.3.60.0110.00714.66
7.3.50.0070.01115.07
7.3.40.0040.00714.81
7.3.30.0060.00914.63
7.3.20.0100.00316.79
7.3.10.0070.00716.78
7.3.00.0100.00716.59
7.2.330.0070.01016.48
7.2.320.0100.00816.31
7.2.310.0140.00416.53
7.2.300.0030.01416.60
7.2.290.0030.01616.73
7.2.250.0040.00814.80
7.2.240.0080.01115.18
7.2.230.0000.01115.36
7.2.220.0030.01415.08
7.2.210.0070.00714.98
7.2.200.0030.00615.21
7.2.190.0030.01014.92
7.2.180.0030.01015.00
7.2.170.0100.00615.26
7.2.60.0050.00317.13
7.2.00.0060.00819.43
7.1.330.0000.01115.78
7.1.320.0030.01015.56
7.1.310.0030.00615.82
7.1.300.0100.00715.49
7.1.290.0000.01115.80
7.1.280.0030.01015.52
7.1.270.0070.00415.69
7.1.260.0040.01115.57
7.1.200.0090.00615.86
7.1.100.0030.00918.14
7.1.70.0040.00417.02
7.1.60.0070.01719.21
7.1.50.0070.01717.07
7.1.00.0030.04022.32
7.0.200.0070.00716.88
7.0.140.0070.07022.14
7.0.120.0000.07022.15
7.0.60.0670.06719.85
7.0.50.0000.04317.88
7.0.40.0000.04317.80
7.0.30.0100.03717.77
7.0.20.0000.04317.86
7.0.10.0000.04317.72
7.0.00.0000.04317.71
5.6.280.0170.06020.93
5.6.210.0170.07320.76
5.6.200.0000.04318.19
5.6.190.0100.03318.19
5.6.180.0070.04018.19
5.6.170.0030.04018.27
5.6.160.0000.04018.15
5.6.150.0070.03718.18
5.6.140.0030.04018.18
5.6.130.0000.04318.27
5.6.120.0070.03718.15
5.6.110.0070.05018.21
5.6.100.0070.04718.18
5.6.90.0100.08018.23
5.6.80.0070.04317.62
5.6.70.0170.06717.59
5.6.60.0070.08017.56
5.6.50.0130.07317.68
5.6.40.0270.06017.60
5.6.30.0070.05017.57
5.6.20.0030.04317.50
5.6.10.0000.04017.54
5.6.00.0070.04317.49
5.5.350.0300.07320.45
5.5.340.0030.05718.05
5.5.330.0000.04018.07
5.5.320.0000.04017.99
5.5.310.0030.03718.07
5.5.300.0000.04317.98
5.5.290.0000.04317.93
5.5.280.0070.08017.93
5.5.270.0130.08017.95
5.5.260.0100.06017.98
5.5.250.0130.07717.75
5.5.240.0100.06317.45
5.5.230.0030.05017.46
5.5.220.0070.07717.32
5.5.210.0070.07717.36
5.5.200.0100.07317.38
5.5.190.0070.06317.33
5.5.180.0130.06717.38
5.5.160.0000.04717.32
5.5.150.0070.03717.32
5.5.140.0070.04317.43
5.5.130.0030.08017.30
5.5.120.0200.06717.30
5.5.110.0100.07717.41
5.5.100.0030.08317.30
5.5.90.0070.06717.33
5.5.80.0070.07717.22
5.5.70.0100.08017.20
5.5.60.0030.07017.26
5.5.50.0070.07717.28
5.5.40.0070.07317.21
5.5.30.0230.05317.21
5.5.20.0070.05317.21
5.5.10.0070.07017.16
5.5.00.0100.08017.16
5.4.450.0000.04019.45
5.4.440.0030.05019.28
5.4.430.0030.08719.32
5.4.420.0070.08319.33
5.4.410.0070.05019.24
5.4.400.0170.04318.89
5.4.390.0000.08019.05
5.4.380.0170.06719.14
5.4.370.0070.06318.88
5.4.360.0100.07319.01
5.4.350.0100.07019.04
5.4.340.0030.05718.89
5.4.320.0070.04319.27
5.4.310.0130.03318.98
5.4.300.0030.04719.07
5.4.290.0100.08719.09
5.4.280.0070.08018.95
5.4.270.0030.08019.04
5.4.260.0170.06719.13
5.4.250.0070.08018.95
5.4.240.0130.05019.25
5.4.230.0070.04718.89
5.4.220.0070.08319.03
5.4.210.0170.06718.87
5.4.200.0030.06319.13
5.4.190.0130.04719.03
5.4.180.0130.07319.04
5.4.170.0070.08019.04
5.4.160.0100.07319.01
5.4.150.0130.06719.05
5.4.140.0000.07716.36
5.4.130.0000.05016.23
5.4.120.0070.06716.40
5.4.110.0030.07716.25
5.4.100.0170.03716.36
5.4.90.0100.07316.34
5.4.80.0170.02316.47
5.4.70.0100.07316.44
5.4.60.0130.06316.46
5.4.50.0100.06716.26
5.4.40.0100.03716.61
5.4.30.0100.07316.37
5.4.20.0100.04016.43
5.4.10.0130.05016.37
5.4.00.0030.04715.80
5.3.290.0100.04014.73
5.3.280.0030.08014.68
5.3.270.0100.05714.64
5.3.260.0100.07314.83
5.3.250.0100.06714.57
5.3.240.0030.07014.61
5.3.230.0130.06714.57
5.3.220.0070.07314.68
5.3.210.0100.06014.43
5.3.200.0100.06714.54
5.3.190.0000.04314.56
5.3.180.0100.04314.62
5.3.170.0030.05714.62
5.3.160.0000.06714.59
5.3.150.0030.06714.54
5.3.140.0070.07314.61
5.3.130.0070.04714.41
5.3.120.0100.06714.52
5.3.110.0030.07314.63
5.3.100.0070.06714.11
5.3.90.0030.05014.05
5.3.80.0070.06314.12
5.3.70.0030.04314.01
5.3.60.0100.03014.03
5.3.50.0130.06314.02
5.3.40.0070.06714.00
5.3.30.0100.06713.95
5.3.20.0070.06013.70
5.3.10.0070.06013.68
5.3.00.0030.05013.70
5.2.170.0030.03311.20
5.2.160.0070.03311.19
5.2.150.0130.05711.26
5.2.140.0100.04311.25
5.2.130.0030.03011.11
5.2.120.0030.05011.10
5.2.110.0030.04711.18
5.2.100.0130.05711.07
5.2.90.0130.05311.01
5.2.80.0000.04711.32
5.2.70.0000.04011.07
5.2.60.0070.06711.06
5.2.50.0030.05010.92
5.2.40.0000.06311.08
5.2.30.0000.04310.88
5.2.20.0070.03311.19
5.2.10.0070.03710.88
5.2.00.0100.05310.79
5.1.60.0000.04010.22
5.1.50.0070.03310.09
5.1.40.0070.0509.98
5.1.30.0070.05310.34
5.1.20.0030.04310.40
5.1.10.0030.03710.18
5.1.00.0000.05710.16
5.0.50.0030.0308.55
5.0.40.0000.0238.36
5.0.30.0000.0338.24
5.0.20.0030.0408.19
5.0.10.0070.0408.39
5.0.00.0000.0538.23
4.4.90.0030.0337.55
4.4.80.0000.0377.55
4.4.70.0070.0207.55
4.4.60.0030.0237.55
4.4.50.0000.0307.55
4.4.40.0000.0377.55
4.4.30.0000.0207.55
4.4.20.0030.0377.55
4.4.10.0000.0407.55
4.4.00.0070.0537.55
4.3.110.0000.0177.55
4.3.100.0030.0137.55
4.3.90.0000.0237.55
4.3.80.0000.0407.55
4.3.70.0000.0377.55
4.3.60.0000.0337.55
4.3.50.0030.0277.55
4.3.40.0000.0307.55
4.3.30.0070.0337.55
4.3.20.0030.0307.55
4.3.10.0030.0337.55
4.3.00.0030.0337.55

preferences:
48.63 ms | 401 KiB | 5 Q