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); $handler->messages[] = var_export($_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)
8.3.70.0070.00718.40
8.3.60.0150.00317.00
8.3.50.0130.00821.27
8.3.40.0070.00718.92
8.3.30.0110.00419.22
8.3.20.0040.00420.34
8.3.10.0040.00423.61
8.3.00.0060.00319.51
8.2.180.0150.00316.75
8.2.170.0120.00622.96
8.2.160.0100.00320.18
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0080.00022.09
8.2.110.0050.00522.09
8.2.100.0110.00017.75
8.2.90.0040.00419.17
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0040.00417.93
8.2.50.0030.00618.07
8.2.40.0040.00419.96
8.2.30.0000.00718.31
8.2.20.0050.00217.68
8.2.10.0000.00818.23
8.2.00.0000.00817.86
8.1.280.0090.00925.92
8.1.270.0030.00622.15
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00323.84
8.1.230.0090.00319.26
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.25
8.1.190.0050.00317.13
8.1.180.0040.00418.10
8.1.170.0110.00018.50
8.1.160.0040.00422.06
8.1.150.0000.00718.94
8.1.140.0000.00717.48
8.1.130.0040.00417.87
8.1.120.0000.00817.40
8.1.110.0000.00817.47
8.1.100.0040.00417.51
8.1.90.0030.00617.42
8.1.80.0000.00717.45
8.1.70.0070.00017.46
8.1.60.0050.00517.54
8.1.50.0040.00417.63
8.1.40.0050.00317.59
8.1.30.0040.00417.71
8.1.20.0040.00417.65
8.1.10.0040.00417.61
8.1.00.0060.00617.57
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0000.00718.46
8.0.270.0040.00717.31
8.0.260.0060.00017.30
8.0.250.0070.00016.98
8.0.240.0080.00017.06
8.0.230.0000.00717.06
8.0.220.0080.00017.01
8.0.210.0030.00317.00
8.0.200.0000.00616.93
8.0.190.0060.00317.11
8.0.180.0020.00517.04
8.0.170.0050.00317.02
8.0.160.0070.00017.02
8.0.150.0060.00316.99
8.0.140.0040.00416.95
8.0.130.0030.00313.42
8.0.120.0000.00817.02
8.0.110.0030.00516.98
8.0.100.0040.00417.04
8.0.90.0040.00417.06
8.0.80.0080.00816.93
8.0.70.0040.00417.00
8.0.60.0000.01016.98
8.0.50.0050.00217.00
8.0.30.0130.00717.18
8.0.20.0120.00717.40
8.0.10.0040.00416.96
8.0.00.0060.01316.69
7.4.330.0020.00215.00
7.4.320.0000.00816.51
7.4.300.0070.00016.53
7.4.290.0000.00716.50
7.4.280.0040.00416.47
7.4.270.0070.00016.50
7.4.260.0030.00616.54
7.4.250.0050.00316.50
7.4.240.0040.00416.65
7.4.230.0030.00316.75
7.4.220.0060.01216.72
7.4.210.0070.01316.70
7.4.200.0040.00416.67
7.4.160.0120.00816.67
7.4.150.0060.01917.40
7.4.140.0140.01117.86
7.4.130.0060.01116.66
7.4.120.0100.00816.58
7.4.110.0120.00616.57
7.4.100.0190.00316.75
7.4.90.0070.01116.55
7.4.80.0100.00719.39
7.4.70.0100.00716.63
7.4.60.0100.00616.57
7.4.50.0000.00516.78
7.4.40.0160.00416.64
7.4.30.0140.00316.59
7.4.10.0030.01214.77
7.4.00.0080.01014.83
7.3.330.0000.00613.41
7.3.320.0000.00713.51
7.3.310.0070.00016.38
7.3.300.0040.00416.44
7.3.290.0100.00416.52
7.3.280.0090.01016.44
7.3.270.0090.00917.40
7.3.260.0070.01116.67
7.3.250.0100.01116.52
7.3.240.0170.01016.55
7.3.230.0100.00716.48
7.3.210.0060.01316.44
7.3.200.0150.00419.39
7.3.190.0070.01616.55
7.3.180.0090.00616.55
7.3.170.0110.01116.45
7.3.160.0060.01116.46
7.3.130.0080.00815.12
7.3.120.0040.01514.69
7.3.110.0030.01515.07
7.3.100.0030.00914.88
7.3.90.0000.01415.11
7.3.80.0070.01114.89
7.3.70.0070.00714.67
7.3.60.0090.00014.87
7.3.50.0000.01314.96
7.3.40.0130.00314.93
7.3.30.0040.00414.89
7.3.20.0080.00516.55
7.3.10.0020.01216.57
7.3.00.0070.00316.65
7.2.330.0070.01516.91
7.2.320.0170.00516.86
7.2.310.0110.00716.44
7.2.300.0160.00016.73
7.2.290.0130.00616.52
7.2.260.0050.00815.17
7.2.250.0060.00815.27
7.2.240.0060.00914.93
7.2.230.0040.01115.31
7.2.220.0030.01014.97
7.2.210.0060.00915.20
7.2.200.0060.01214.77
7.2.190.0000.01715.06
7.2.180.0070.00715.16
7.2.170.0040.01115.14
7.2.160.0000.01315.18
7.2.150.0140.00016.98
7.2.140.0000.00916.98
7.2.130.0060.00716.80
7.2.120.0030.00916.97
7.2.110.0060.00516.70
7.2.100.0090.00516.80
7.2.90.0050.00916.87
7.2.80.0020.01116.93
7.2.70.0060.00816.98
7.2.60.0070.00616.95
7.2.50.0050.01016.68
7.2.40.0060.00616.77
7.2.30.0070.00916.96
7.2.20.0040.00916.90
7.2.10.0060.00916.89
7.2.00.0050.00817.54
7.1.330.0070.00715.69
7.1.320.0040.00815.67
7.1.310.0070.01015.57
7.1.300.0040.00815.87
7.1.290.0070.00715.84
7.1.280.0090.00315.71
7.1.270.0060.00315.68
7.1.260.0070.00715.73
7.1.250.0030.01015.75
7.1.240.0070.00815.64
7.1.230.0080.00515.56
7.1.220.0080.00515.69
7.1.210.0060.00615.71
7.1.200.0090.00515.70
7.1.190.0050.00715.71
7.1.180.0080.00515.60
7.1.170.0080.00515.81
7.1.160.0050.00915.64
7.1.150.0050.00715.74
7.1.140.0040.00815.85
7.1.130.0060.00715.74
7.1.120.0100.00415.74
7.1.110.0040.00815.68
7.1.100.0030.00916.58
7.1.90.0030.01015.69
7.1.80.0100.00615.86
7.1.70.0070.00516.28
7.1.60.0070.01016.90
7.1.50.0080.00516.04
7.1.40.0060.00515.76
7.1.30.0060.00615.73
7.1.20.0030.00815.66
7.1.10.0050.00815.77
7.1.00.0060.02817.91
7.0.330.0050.00515.41
7.0.320.0070.00615.34
7.0.310.0030.01015.31
7.0.300.0020.01015.06
7.0.290.0100.00315.39
7.0.280.0040.00615.30
7.0.270.0050.00615.27
7.0.260.0060.00715.32
7.0.250.0070.00915.50
7.0.240.0060.00615.59
7.0.230.0060.00715.28
7.0.220.0030.00715.56
7.0.210.0070.00615.25
7.0.200.0010.01015.83
7.0.190.0070.00515.44
7.0.180.0050.00515.52
7.0.170.0070.00715.37
7.0.160.0090.00215.31
7.0.150.0050.00815.30
7.0.140.0070.02717.60
7.0.130.0030.01115.39
7.0.120.0050.01015.43
7.0.110.0070.00515.39
7.0.100.0030.01215.47
7.0.90.0020.01115.42
7.0.80.0020.01215.40
7.0.70.0040.00715.37
7.0.60.0100.02217.58
7.0.50.0110.02716.35
7.0.40.0070.03415.55
7.0.30.0120.02615.78
7.0.20.0130.03315.68
7.0.10.0100.03215.59
7.0.00.0080.01815.58
5.6.400.0070.00314.46
5.6.390.0080.00614.14
5.6.380.0130.00314.33
5.6.370.0050.00814.33
5.6.360.0060.00614.38
5.6.350.0070.00814.59
5.6.340.0050.00914.66
5.6.330.0060.00714.39
5.6.320.0060.00514.56
5.6.310.0020.01114.52
5.6.300.0080.00714.53
5.6.290.0080.00614.34
5.6.280.0030.03216.67
5.6.270.0020.01414.36
5.6.260.0050.00914.41
5.6.250.0020.01114.43
5.6.240.0050.01214.39
5.6.230.0060.00714.43
5.6.220.0060.00814.39
5.6.210.0540.02216.41
5.6.200.0080.03115.71
5.6.190.0080.03416.45
5.6.180.0100.02016.36
5.6.170.0390.02716.46
5.6.160.0040.03616.50
5.6.150.0070.01715.71
5.6.140.0080.03215.82
5.6.130.0050.02415.62
5.6.120.0070.02416.62
5.6.110.0090.02316.68
5.6.100.0140.02716.55
5.6.90.0070.03516.54
5.6.80.0080.01716.34
5.6.70.0020.01014.52
5.6.60.0050.00914.25
5.6.50.0030.01314.33
5.6.40.0040.01414.44
5.6.30.0050.01214.21
5.6.20.0070.01014.42
5.6.10.0130.00314.41
5.6.00.0080.00814.40
5.5.380.0100.00712.66
5.5.370.0090.00512.74
5.5.360.0070.00912.91
5.5.350.0110.03115.40
5.5.340.0070.02414.52
5.5.330.0080.01815.26
5.5.320.0150.02015.45
5.5.310.0140.02815.38
5.5.300.0090.01814.53
5.5.290.0110.01414.62
5.5.280.0070.02515.46
5.5.270.0120.02715.49
5.5.260.0090.01715.53
5.5.250.0090.03115.32
5.5.240.0110.01815.16
5.5.230.0070.00712.82
5.5.220.0100.00512.74
5.5.210.0140.00112.59
5.5.200.0080.00812.84
5.5.190.0100.00712.80
5.5.180.0060.01012.95
5.5.170.0100.00712.75
5.5.160.0040.01212.74
5.5.150.0050.01212.68
5.5.140.0070.01112.79
5.5.130.0100.00712.80
5.5.120.0100.00812.72
5.5.110.0050.01112.56
5.5.100.0070.00712.70
5.5.90.0120.00512.82
5.5.80.0110.00612.87
5.5.70.0090.00712.74
5.5.60.0100.00612.67
5.5.50.0120.00412.76
5.5.40.0060.00912.79
5.5.30.0080.00812.66
5.5.20.0090.00812.74
5.5.10.0100.00412.88
5.5.00.0040.01012.53
5.4.450.0100.02614.08
5.4.440.0140.02113.88
5.4.430.0080.02414.02
5.4.420.0130.02013.98
5.4.410.0140.03113.92
5.4.400.0120.02113.84
5.4.390.0110.02113.70
5.4.380.0110.02213.64
5.4.370.0200.02013.67
5.4.360.0110.02213.83
5.4.350.0080.02813.63
5.4.340.0150.02813.77
5.4.330.0120.00311.25
5.4.320.0090.02313.89
5.4.310.0130.02213.87
5.4.300.0050.02713.89
5.4.290.0040.02713.78
5.4.280.0070.02713.87
5.4.270.0110.02113.72
5.4.260.0180.01913.77
5.4.250.0130.02213.68
5.4.240.0100.02513.78
5.4.230.0110.02413.74
5.4.220.0120.02213.80
5.4.210.0110.02513.79
5.4.200.0110.02213.89
5.4.190.0120.02913.83
5.4.180.0090.02613.82
5.4.170.0140.02213.75
5.4.160.0450.02113.72
5.4.150.0300.02413.61
5.4.140.0350.02312.92
5.4.130.0460.03312.75
5.4.120.0360.02212.92
5.4.110.0430.02812.85
5.4.100.0350.02712.91
5.4.90.0470.02412.84
5.4.80.0470.02412.79
5.4.70.0610.02712.84
5.4.60.0570.02312.98
5.4.50.0430.02412.90
5.4.40.0530.02512.84
5.4.30.0450.02313.00
5.4.20.0470.02012.90
5.4.10.0600.03112.88
5.4.00.0510.02712.73
5.3.290.1580.02312.97
5.3.280.1440.02312.93
5.3.270.1510.02312.85
5.3.260.1500.02112.88
5.3.250.1470.02212.90
5.3.240.1720.02812.85
5.3.230.1380.01712.89
5.3.220.1480.01712.89
5.3.210.1370.02412.99
5.3.200.1450.02412.99
5.3.190.1770.02312.89
5.3.180.1470.02312.88
5.3.170.1480.02012.84
5.3.160.1380.02012.83
5.3.150.1500.01912.83
5.3.140.1670.01812.93
5.3.130.1510.02012.91
5.3.120.1350.02112.83
5.3.110.1380.01812.87
5.3.100.1430.02512.56
5.3.90.1380.02012.62
5.3.80.0210.02312.68
5.3.70.0050.02112.56
5.3.60.0420.02212.56
5.3.50.0620.01812.56
5.3.40.1630.02512.61
5.3.30.1420.02212.55
5.3.20.1630.02812.45
5.3.10.1570.02012.49
5.3.00.1610.02012.38
5.2.170.1200.01811.18
5.2.160.1400.01511.13
5.2.150.1450.02311.15
5.2.140.1470.02011.17
5.2.130.1290.01811.19
5.2.120.1420.02011.13
5.2.110.1530.02211.19
5.2.100.1350.01911.19
5.2.90.1270.01911.15
5.2.80.1180.01511.27
5.2.70.1260.01411.18
5.2.60.1280.01411.15
5.2.50.1470.02011.14
5.2.40.1190.01711.07
5.2.30.1130.01511.13
5.2.20.1060.01511.12
5.2.10.0860.01811.08
5.2.00.1210.01611.00
5.1.60.0830.02010.64
5.1.50.1060.01310.59
5.1.40.1150.01510.54
5.1.30.1070.01510.73
5.1.20.1020.01510.72
5.1.10.1000.01310.63
5.1.00.1030.01610.58
5.0.50.0500.0149.82
5.0.40.0580.0119.81
5.0.30.0590.0179.71
5.0.20.0500.0109.65
5.0.10.0500.0159.68
5.0.00.0500.0259.65
4.4.90.0500.0119.17
4.4.80.0480.0129.17
4.4.70.0470.0129.17
4.4.60.0630.0109.17
4.4.50.0520.0089.17
4.4.40.0470.0179.17
4.4.30.0500.0099.17
4.4.20.0470.0099.17
4.4.10.0480.0119.17
4.4.00.0500.0129.17
4.3.110.0620.0129.17
4.3.100.0570.0109.17
4.3.90.0770.0079.17
4.3.80.0730.0149.17
4.3.70.0780.0089.17
4.3.60.0670.0119.17
4.3.50.0770.0089.17
4.3.40.0680.0169.17
4.3.30.0330.0189.17
4.3.20.0400.0159.17
4.3.10.0330.0159.17
4.3.00.0270.0109.17

preferences:
47.92 ms | 401 KiB | 5 Q