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(); echo 'SS'; session_regenerate_id(); die(); $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)
8.3.60.0080.00818.39
8.3.50.0260.00921.01
8.3.40.0070.00718.72
8.3.30.0100.00319.00
8.3.20.0080.00020.33
8.3.10.0050.00223.48
8.3.00.0000.00819.25
8.2.180.0150.00316.62
8.2.170.0070.00722.96
8.2.160.0100.00320.47
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0090.00020.49
8.2.110.0060.00622.25
8.2.100.0090.00317.74
8.2.90.0000.00919.23
8.2.80.0030.00617.97
8.2.70.0030.00617.63
8.2.60.0080.00017.68
8.2.50.0030.00518.07
8.2.40.0040.00419.95
8.2.30.0000.00817.99
8.2.20.0000.00817.78
8.2.10.0040.00418.17
8.2.00.0030.00517.71
8.1.280.0150.00625.92
8.1.270.0000.01823.87
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.88
8.1.230.0070.00419.16
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0000.00917.23
8.1.180.0000.00818.10
8.1.170.0000.00918.53
8.1.160.0000.00721.93
8.1.150.0000.00718.85
8.1.140.0080.00017.35
8.1.130.0030.00317.88
8.1.120.0050.00217.38
8.1.110.0040.00417.53
8.1.100.0040.00417.49
8.1.90.0040.00417.40
8.1.80.0040.00417.50
8.1.70.0000.00717.43
8.1.60.0030.00517.52
8.1.50.0030.00517.61
8.1.40.0080.00017.45
8.1.30.0040.00417.59
8.1.20.0000.00817.59
8.1.10.0000.00717.66
8.1.00.0000.00717.54
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0040.00418.36
8.0.270.0080.00017.41
8.0.260.0030.00317.31
8.0.250.0000.00717.05
8.0.240.0000.00816.97
8.0.230.0030.00316.96
8.0.220.0050.00217.01
8.0.210.0030.00316.91
8.0.200.0070.00017.07
8.0.190.0100.00016.99
8.0.180.0040.00417.04
8.0.170.0020.00517.04
8.0.160.0000.00816.93
8.0.150.0040.00416.97
8.0.140.0030.00617.02
8.0.130.0050.00013.47
8.0.120.0040.00417.01
8.0.110.0040.00417.01
8.0.100.0040.00416.82
8.0.90.0020.00516.99
8.0.80.0090.00916.93
8.0.70.0000.00716.99
8.0.60.0040.00416.93
8.0.50.0030.00517.00
8.0.30.0110.01117.33
8.0.20.0090.01117.40
8.0.10.0040.00416.98
8.0.00.0090.01016.78
7.4.330.0000.00515.18
7.4.320.0060.00016.45
7.4.300.0030.00316.57
7.4.290.0000.00816.45
7.4.280.0000.00816.63
7.4.270.0000.00716.63
7.4.260.0060.00316.48
7.4.250.0000.00716.49
7.4.240.0030.00316.62
7.4.230.0030.00516.65
7.4.220.0090.01216.51
7.4.210.0120.00316.61
7.4.200.0040.00416.69
7.4.160.0100.00716.49
7.4.150.0000.01817.40
7.4.140.0100.01217.86
7.4.130.0140.00816.72
7.4.120.0090.00916.66
7.4.110.0160.00716.48
7.4.100.0140.01016.78
7.4.90.0060.01116.62
7.4.80.0120.00719.39
7.4.70.0120.01216.70
7.4.60.0110.00516.62
7.4.50.0030.00616.68
7.4.40.0040.01216.80
7.4.30.0070.01016.63
7.4.10.0070.01115.77
7.4.00.0100.00915.30
7.3.330.0030.00313.18
7.3.320.0030.00313.32
7.3.310.0000.00816.17
7.3.300.0000.00716.24
7.3.290.0050.01316.31
7.3.280.0100.00816.32
7.3.270.0110.00717.40
7.3.260.0320.01916.29
7.3.250.0120.00816.45
7.3.240.0090.00916.54
7.3.230.0100.00616.39
7.3.210.0060.01116.57
7.3.200.0120.00919.39
7.3.190.0060.01116.53
7.3.180.0030.01416.43
7.3.170.0120.00916.66
7.3.160.0060.01116.45
7.3.130.0030.01315.35
7.3.120.0040.01215.31
7.3.110.0050.01215.29
7.3.100.0060.00715.37
7.3.90.0010.01315.27
7.3.80.0060.00615.49
7.3.70.0030.00915.40
7.3.60.0050.00715.34
7.3.50.0050.00815.33
7.3.40.0070.00515.42
7.3.30.0060.00815.30
7.3.20.0060.00817.15
7.3.10.0080.00916.87
7.3.00.0050.00816.90
7.2.330.0200.00316.69
7.2.320.0040.01416.47
7.2.310.0100.00716.55
7.2.300.0130.00716.32
7.2.290.0100.00716.75
7.2.260.0060.01115.68
7.2.250.0070.01015.49
7.2.240.0070.00915.38
7.2.230.0070.00815.62
7.2.220.0070.00815.63
7.2.210.0060.00715.56
7.2.200.0070.00815.57
7.2.190.0060.01015.40
7.2.180.0070.00815.43
7.2.170.0000.01215.52
7.2.160.0040.01015.48
7.2.150.0030.01217.37
7.2.140.0030.01017.20
7.2.130.0090.00717.00
7.2.120.0030.01217.04
7.2.110.0070.00817.15
7.2.100.0080.00817.13
7.2.90.0070.00917.14
7.2.80.0070.00817.08
7.2.70.0090.00817.27
7.2.60.0080.00917.10
7.2.50.0070.00917.06
7.2.40.0100.00717.09
7.2.30.0100.00717.09
7.2.20.0070.00917.26
7.2.10.0090.01016.97
7.2.00.0060.00817.63
7.1.330.0070.00716.22
7.1.320.0070.00516.22
7.1.310.0050.00916.16
7.1.300.0060.00916.22
7.1.290.0050.00816.11
7.1.280.0090.00516.22
7.1.270.0070.00816.09
7.1.260.0070.00816.13
7.1.250.0070.00515.92
7.1.240.0040.00816.19
7.1.230.0050.00716.10
7.1.220.0050.00816.21
7.1.210.0050.01016.14
7.1.200.0050.00716.02
7.1.190.0030.01216.26
7.1.180.0040.00816.13
7.1.170.0070.00716.19
7.1.160.0050.00816.10
7.1.150.0030.00916.19
7.1.140.0060.00516.14
7.1.130.0060.00716.12
7.1.120.0060.00616.20
7.1.110.0020.01016.30
7.1.100.0050.00716.67
7.1.90.0070.00816.21
7.1.80.0060.00616.15
7.1.70.0030.00916.40
7.1.60.0070.01016.88
7.1.50.0070.01016.37
7.1.40.0050.00916.08
7.1.30.0060.00616.25
7.1.20.0100.00316.25
7.1.10.0090.00516.10
7.1.00.0030.02817.79
7.0.330.0040.00715.87
7.0.320.0050.00415.77
7.0.310.0030.00815.96
7.0.300.0030.01015.69
7.0.290.0050.01015.82
7.0.280.0060.00815.93
7.0.270.0060.00715.86
7.0.260.0080.00315.74
7.0.250.0080.00515.77
7.0.240.0030.01015.95
7.0.230.0080.00415.87
7.0.220.0040.00715.92
7.0.210.0070.00515.91
7.0.200.0060.00516.10
7.0.190.0040.00915.89
7.0.180.0050.00815.79
7.0.170.0060.00615.93
7.0.160.0050.00715.75
7.0.150.0060.00715.85
7.0.140.0060.02417.47
7.0.130.0060.00515.81
7.0.120.0060.00515.97
7.0.110.0020.00915.87
7.0.100.0030.02816.89
7.0.90.0030.02716.88
7.0.80.0040.02116.90
7.0.70.0030.01916.86
7.0.60.0050.01816.88
7.0.50.0040.02716.97
7.0.40.0080.01415.39
7.0.30.0050.02415.40
7.0.20.0070.02315.36
7.0.10.0050.02715.38
7.0.00.0080.02615.45
5.6.400.0080.00914.89
5.6.390.0040.01014.97
5.6.380.0040.00914.94
5.6.370.0070.00714.82
5.6.360.0050.01014.84
5.6.350.0030.00914.86
5.6.340.0050.00714.71
5.6.330.0080.00714.85
5.6.320.0070.00615.03
5.6.310.0060.00914.88
5.6.300.0070.00714.77
5.6.290.0070.00714.82
5.6.280.0060.02116.43
5.6.270.0100.00314.95
5.6.260.0070.00614.72
5.6.250.0070.02616.48
5.6.240.0050.02616.34
5.6.230.0060.02716.28
5.6.220.0050.02516.28
5.6.210.0040.02616.24
5.6.200.0040.02916.39
5.6.190.0090.02416.39
5.6.180.0110.02116.47
5.6.170.0070.02416.34
5.6.160.0080.02116.41
5.6.150.0090.02216.54
5.6.140.0070.01616.47
5.6.130.0060.02416.47
5.6.120.0090.02316.45
5.6.110.0040.02916.25
5.6.100.0080.02416.32
5.6.90.0060.02816.31
5.6.80.0080.02316.12
5.6.70.0060.01516.22
5.6.60.0060.02616.26
5.6.50.0070.01816.21
5.6.40.0060.02616.17
5.6.30.0060.02616.17
5.6.20.0040.02916.18
5.6.10.0070.02616.13
5.6.00.0050.01916.15
5.5.380.0040.02616.20
5.5.370.0090.02216.15
5.5.360.0070.02316.19
5.5.350.0040.02616.23
5.5.340.0050.02416.40
5.5.330.0050.02816.43
5.5.320.0040.02716.26
5.5.310.0040.01916.37
5.5.300.0030.02616.36
5.5.290.0080.02416.34
5.5.280.0100.02216.30
5.5.270.0090.02616.26
5.5.260.0070.02316.35
5.5.250.0050.01816.27
5.5.240.0080.02716.09
5.5.230.0080.02616.25
5.5.220.0080.02016.07
5.5.210.0040.02116.20
5.5.200.0070.02516.13
5.5.190.0060.02415.99
5.5.180.0070.02716.22
5.5.170.0070.00614.59
5.5.160.0030.02716.06
5.5.150.0070.02316.04
5.5.140.0070.02816.02
5.5.130.0060.02516.15
5.5.120.0050.02416.11
5.5.110.0060.02516.09
5.5.100.0070.01516.00
5.5.90.0070.02416.00
5.5.80.0100.01515.84
5.5.70.0060.02716.09
5.5.60.0050.02516.03
5.5.50.0050.02616.05
5.5.40.0040.02516.04
5.5.30.0060.02415.96
5.5.20.0060.02216.08
5.5.10.0060.02616.03
5.5.00.0050.02816.04
5.4.450.0090.02113.50
5.4.440.0040.02713.53
5.4.430.0060.01613.60
5.4.420.0060.02113.43
5.4.410.0070.02213.52
5.4.400.0030.01713.38
5.4.390.0070.02113.43
5.4.380.0030.02413.35
5.4.370.0080.02213.44
5.4.360.0050.02213.46
5.4.350.0020.02813.48
5.4.340.0060.02313.42
5.4.330.0030.00811.55
5.4.320.0040.02413.38
5.4.310.0040.02413.36
5.4.300.0070.02313.50
5.4.290.0060.02213.30
5.4.280.0040.02413.35
5.4.270.0050.02413.50
5.4.260.0040.02313.25
5.4.250.0020.02713.54
5.4.240.0030.02613.41
5.4.230.0080.01913.35
5.4.220.0040.02413.35
5.4.210.0030.02513.43
5.4.200.0040.01613.47
5.4.190.0080.02213.40
5.4.180.0090.01813.44
5.4.170.0040.02513.37
5.4.160.0060.02313.45
5.4.150.0080.01413.44
5.4.140.0050.02412.72
5.4.130.0090.01712.74
5.4.120.0050.02512.71
5.4.110.0050.02312.84
5.4.100.0100.01912.74
5.4.90.0060.02112.76
5.4.80.0070.01412.70
5.4.70.0030.02512.74
5.4.60.0050.02212.77
5.4.50.0040.01512.83
5.4.40.0060.02312.85
5.4.30.0050.01512.85
5.4.20.0070.02012.72
5.4.10.0050.02312.73
5.4.00.0030.02512.54
5.3.290.0000.08314.80
5.3.280.0070.07014.61
5.3.270.0100.07314.64
5.3.260.0100.06014.55
5.3.250.0070.07714.55
5.3.240.0100.07014.72
5.3.230.0070.07014.67
5.3.220.0030.07014.52
5.3.210.0030.05714.64
5.3.200.0000.08314.60
5.3.190.0100.07014.73
5.3.180.0070.07714.52
5.3.170.0130.06714.71
5.3.160.0070.07314.70
5.3.150.0100.07314.72
5.3.140.0100.03014.60
5.3.130.0100.07314.55
5.3.120.0130.06714.66
5.3.110.0070.07714.69
5.3.100.0030.07714.20
5.3.90.0130.06314.05
5.3.80.0030.07714.09
5.3.70.0100.07014.05
5.3.60.0170.05014.12
5.3.50.0070.07314.06
5.3.40.0100.07713.89
5.3.30.0130.06314.07
5.3.20.0070.07013.85
5.3.10.0100.07313.68
5.3.00.0000.06313.72
5.2.170.0130.05711.08
5.2.160.0030.04011.23
5.2.150.0130.05311.28
5.2.140.0100.05711.10
5.2.130.0070.04711.02
5.2.120.0070.06010.99
5.2.110.0030.06711.04
5.2.100.0070.02711.18
5.2.90.0070.05711.06
5.2.80.0100.05711.18
5.2.70.0030.05011.24
5.2.60.0030.06011.10
5.2.50.0070.06011.10
5.2.40.0000.06311.13
5.2.30.0100.05710.99
5.2.20.0070.06710.90
5.2.10.0070.05310.90
5.2.00.0030.06010.73
5.1.60.0000.03310.30
5.1.50.0030.05310.30
5.1.40.0030.05710.30
5.1.30.0030.05710.39
5.1.20.0000.04710.49
5.1.10.0030.05310.30
5.1.00.0030.05710.30
5.0.50.0000.05010.30
5.0.40.0000.05010.30
5.0.30.0030.05310.30
5.0.20.0000.04710.30
5.0.10.0000.04710.30
5.0.00.0070.06010.30
4.4.90.0000.01710.30
4.4.80.0000.03710.30
4.4.70.0000.04010.30
4.4.60.0030.03010.30
4.4.50.0070.03010.30
4.4.40.0000.05710.30
4.4.30.0030.03010.30
4.4.20.0000.02310.30
4.4.10.0000.04010.30
4.4.00.0030.05310.30
4.3.110.0000.03710.30
4.3.100.0070.03010.30
4.3.90.0000.03710.30
4.3.80.0000.05310.30
4.3.70.0030.03010.30
4.3.60.0070.03010.30
4.3.50.0000.02010.30
4.3.40.0000.04310.30
4.3.30.0000.03710.30
4.3.20.0130.01010.30
4.3.10.0070.02310.30
4.3.00.0030.03310.30

preferences:
44.76 ms | 401 KiB | 5 Q