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'; $handler->messages[] = 'headers_sent: ' . var_export(headers_sent(), true); header("Expires: Sat, 26 Jul 1997 05:00:00 GMT"); setcookie('foo', 'bar'); session_start(); $handler->messages[] = 'headers_sent: ' . var_export(headers_sent(), true); $handler->messages[] = 'headers_list: ' . var_export(headers_list(), true); $_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)
8.3.40.0090.00618.93
8.3.30.0070.00719.21
8.3.20.0040.00420.16
8.3.10.0080.00023.48
8.3.00.0030.00619.38
8.2.170.0120.00322.96
8.2.160.0070.01020.46
8.2.150.0040.00424.18
8.2.140.0110.00024.66
8.2.130.0030.00526.16
8.2.120.0040.00422.25
8.2.110.0030.01322.26
8.2.100.0040.00817.75
8.2.90.0030.00619.30
8.2.80.0030.00517.97
8.2.70.0040.00817.50
8.2.60.0060.00317.93
8.2.50.0050.00318.07
8.2.40.0080.00019.88
8.2.30.0030.00518.12
8.2.20.0030.00517.79
8.2.10.0040.00418.27
8.2.00.0080.00017.71
8.1.270.0050.00323.96
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.92
8.1.230.0040.00720.86
8.1.220.0000.00817.80
8.1.210.0040.00418.77
8.1.200.0030.00717.25
8.1.190.0000.00817.48
8.1.180.0000.00818.10
8.1.170.0030.00618.63
8.1.160.0030.00522.09
8.1.150.0030.00618.96
8.1.140.0030.00517.57
8.1.130.0030.00317.80
8.1.120.0040.00417.63
8.1.110.0030.00517.41
8.1.100.0000.00717.47
8.1.90.0050.00217.40
8.1.80.0040.00417.56
8.1.70.0040.00417.43
8.1.60.0050.00517.66
8.1.50.0030.00517.46
8.1.40.0090.00017.64
8.1.30.0090.00017.63
8.1.20.0050.00317.66
8.1.10.0080.00017.62
8.1.00.0030.00617.64
8.0.300.0050.00218.77
8.0.290.0000.00716.75
8.0.280.0030.00318.50
8.0.270.0040.00417.19
8.0.260.0000.00717.30
8.0.250.0030.00317.07
8.0.240.0060.00017.08
8.0.230.0050.00317.04
8.0.220.0000.00716.92
8.0.210.0050.00517.05
8.0.200.0030.00316.97
8.0.190.0090.00016.96
8.0.180.0000.00817.03
8.0.170.0000.00817.00
8.0.160.0050.00216.91
8.0.150.0000.00716.86
8.0.140.0000.00716.95
8.0.130.0000.00613.52
8.0.120.0060.00316.96
8.0.110.0080.00016.94
8.0.100.0000.00716.95
8.0.90.0050.00316.90
8.0.80.0030.01316.99
8.0.70.0040.00417.09
8.0.60.0050.00217.05
8.0.50.0050.00216.98
8.0.30.0140.01017.27
8.0.20.0110.00817.40
8.0.10.0050.00317.11
8.0.00.0110.01216.75
7.4.330.0000.00515.09
7.4.320.0030.00316.62
7.4.300.0070.00016.67
7.4.290.0030.00316.65
7.4.280.0040.00416.64
7.4.270.0040.00416.68
7.4.260.0030.00316.56
7.4.250.0080.00016.63
7.4.240.0040.00316.56
7.4.230.0030.00316.59
7.4.220.0190.01016.62
7.4.210.0040.01716.62
7.4.200.0070.00016.68
7.4.160.0100.01016.63
7.4.150.0120.00917.40
7.4.140.0100.00817.86
7.4.130.0090.00916.68
7.4.120.0140.00916.54
7.4.110.0090.00916.62
7.4.100.0070.01016.62
7.4.90.0140.00616.71
7.4.80.0120.00619.39
7.4.70.0110.00716.69
7.4.60.0030.01516.61
7.4.50.0050.00316.54
7.4.40.0140.00416.44
7.4.30.0090.00916.57
7.4.00.0030.01315.11
7.3.330.0000.00513.36
7.3.320.0030.00313.52
7.3.310.0040.00416.51
7.3.300.0030.00316.36
7.3.290.0100.00716.46
7.3.280.0090.00916.53
7.3.270.0070.01117.40
7.3.260.0080.00916.50
7.3.250.0100.00816.60
7.3.240.0040.01416.69
7.3.230.0150.00816.59
7.3.210.0100.01416.49
7.3.200.0030.01519.39
7.3.190.0110.01116.40
7.3.180.0040.01416.57
7.3.170.0070.01016.63
7.3.160.0030.01416.51
7.3.120.0070.01414.79
7.3.110.0100.00314.94
7.3.100.0070.00715.00
7.3.90.0000.01315.23
7.3.80.0100.00614.93
7.3.70.0070.00714.96
7.3.60.0040.01214.90
7.3.50.0060.00614.61
7.3.40.0040.01114.97
7.3.30.0090.00614.74
7.3.20.0090.00616.84
7.3.10.0030.01016.68
7.3.00.0040.01116.70
7.2.330.0090.00916.85
7.2.320.0050.01416.91
7.2.310.0150.00316.52
7.2.300.0030.01416.85
7.2.290.0120.01216.61
7.2.240.0110.00415.19
7.2.230.0090.00615.35
7.2.220.0100.00714.91
7.2.210.0100.00615.39
7.2.200.0120.00415.15
7.2.190.0070.01015.06
7.2.180.0080.00815.16
7.2.170.0070.01115.29
7.2.160.0030.00614.95
7.2.150.0040.01116.88
7.2.140.0050.00816.95
7.2.130.0090.00617.03
7.2.120.0040.01116.98
7.2.110.0090.00616.94
7.2.100.0090.00616.77
7.2.90.0100.00716.93
7.2.80.0060.01017.15
7.2.70.0060.01317.07
7.2.60.0070.00716.84
7.2.50.0100.00616.74
7.2.40.0000.01517.08
7.2.30.0140.00316.94
7.2.20.0060.00916.82
7.2.10.0100.00717.02
7.2.00.0040.01018.08
7.1.330.0030.00916.00
7.1.320.0000.01516.00
7.1.310.0040.00815.78
7.1.300.0030.00915.66
7.1.290.0120.00315.94
7.1.280.0040.00815.94
7.1.270.0090.00615.63
7.1.260.0090.00615.75
7.1.250.0030.00715.93
7.1.200.0070.00715.48
7.1.100.0030.01017.98
7.1.70.0000.01017.34
7.1.60.0070.01119.11
7.1.50.0100.01016.99
7.1.00.0000.08022.37
7.0.200.0070.00716.95
7.0.140.0000.07722.01
7.0.60.0130.06321.81
7.0.50.0030.04017.88
7.0.40.0100.05720.23
7.0.30.0570.07320.06
7.0.20.0230.07320.24
7.0.10.0100.06720.09
7.0.00.0030.08720.07
5.6.280.0000.07720.85
5.6.210.0430.09320.58
5.6.200.0100.08318.23
5.6.190.0070.08720.61
5.6.180.0230.07720.70
5.6.170.0430.06320.50
5.6.160.0070.05720.45
5.6.150.0200.05318.16
5.6.140.0070.06718.18
5.6.130.0070.07318.17
5.6.120.0100.08321.11
5.6.110.0000.08721.00
5.6.100.0200.07021.00
5.6.90.0200.06721.01
5.6.80.0230.05720.43
5.6.70.0100.04320.54
5.5.350.0100.07720.34
5.5.340.0130.06718.02
5.5.330.0230.06320.40
5.5.320.0230.04720.34
5.5.310.0270.05320.34
5.5.300.0070.04017.98
5.5.290.0030.08317.98
5.5.280.0070.08020.91
5.5.270.0130.07720.86
5.5.260.0170.07720.91
5.5.250.0130.07320.61
5.5.240.0200.02720.21
5.4.450.1330.06319.56
5.4.440.0900.05319.51
5.4.430.1000.07319.51
5.4.420.1270.05019.45
5.4.410.1030.06319.20
5.4.400.0930.07019.22
5.4.390.1030.05319.23
5.4.380.1000.07319.28
5.4.370.1100.04319.02
5.4.360.1300.05318.96
5.4.350.1130.06319.23
5.4.340.1270.05319.29
5.4.320.1070.07019.28
5.4.310.1200.05319.13
5.4.300.1330.04318.93
5.4.290.1170.06319.13
5.4.280.1200.08019.13
5.4.270.1270.05019.16
5.4.260.1300.06019.23
5.4.250.1070.06319.25
5.4.240.1000.06019.13
5.4.230.0930.06319.07
5.4.220.1030.06718.91
5.4.210.1300.08319.01
5.4.200.1200.06019.01
5.4.190.0200.06319.20
5.4.180.0370.06719.00
5.4.170.0130.07719.25
5.4.160.1500.06318.91
5.4.150.1630.05318.99
5.4.140.1630.07316.36
5.4.130.1130.05016.35
5.4.120.1070.05016.36
5.4.110.1200.07316.33
5.4.100.1470.04716.41
5.4.90.1030.05316.41
5.4.80.1100.05016.36
5.4.70.1030.05716.61
5.4.60.0900.06016.38
5.4.50.1130.06316.57
5.4.40.1000.05316.60
5.4.30.0900.05716.51
5.4.20.0970.05316.51
5.4.10.1030.05016.48
5.4.00.0630.06315.93
5.3.290.0060.04112.80
5.3.280.0050.04012.71
5.3.270.0090.03512.73
5.3.260.0070.04612.72
5.3.250.0040.03912.73
5.3.240.0080.03512.72
5.3.230.0070.03512.72
5.3.220.0050.03712.68
5.3.210.0050.04012.69
5.3.200.0050.03612.68
5.3.190.0080.03512.69
5.3.180.0080.03812.68
5.3.170.0050.04112.68
5.3.160.0050.03712.68
5.3.150.0090.03412.68
5.3.140.0070.03612.68
5.3.130.0050.04012.68
5.3.120.0030.04212.67
5.3.110.0040.04512.67
5.3.100.0060.03712.15
5.3.90.0040.03712.14
5.3.80.0090.03712.13
5.3.70.0030.03812.13
5.3.60.0090.03912.11
5.3.50.0070.03412.06
5.3.40.0060.03512.06
5.3.30.0090.03512.02
5.3.20.0070.03611.80
5.3.10.0080.03511.77
5.3.00.0070.03711.75
5.2.170.0040.0349.25
5.2.160.0030.0319.25
5.2.150.0030.0329.25
5.2.140.0030.0379.25
5.2.130.0060.0359.21
5.2.120.0050.0279.21
5.2.110.0050.0319.21
5.2.100.0040.0309.21
5.2.90.0060.0289.20
5.2.80.0050.0299.20
5.2.70.0050.0299.20
5.2.60.0050.0339.16
5.2.50.0100.0329.13
5.2.40.0030.0349.11
5.2.30.0060.0289.08
5.2.20.0070.0329.06
5.2.10.0040.0318.97
5.2.00.0020.0318.84
5.1.60.0050.0238.12
5.1.50.0070.0258.12
5.1.40.0020.0268.10
5.1.30.0030.0278.45
5.1.20.0060.0258.47
5.1.10.0060.0248.20
5.1.00.0030.0278.20
5.0.50.0040.0206.68
5.0.40.0040.0196.54
5.0.30.0020.0336.35
5.0.20.0040.0196.32
5.0.10.0060.0196.29
5.0.00.0050.0346.29
4.4.90.0020.0154.78
4.4.80.0020.0164.75
4.4.70.0040.0144.76
4.4.60.0020.0154.75
4.4.50.0010.0164.77
4.4.40.0020.0334.71
4.4.30.0080.0264.76
4.4.20.0040.0144.85
4.4.10.0020.0174.85
4.4.00.0020.0254.76
4.3.110.0040.0144.67
4.3.100.0020.0154.66
4.3.90.0010.0164.63
4.3.80.0050.0254.58
4.3.70.0040.0134.63
4.3.60.0050.0124.63
4.3.50.0030.0154.63
4.3.40.0010.0254.54
4.3.30.0030.0143.30
4.3.20.0010.0163.28
4.3.10.0040.0213.24
4.3.00.0070.0236.90

preferences:
34.19 ms | 400 KiB | 5 Q