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 ' . $maxlifetime; } } $handler = new MySessionHandler(); session_set_save_handler($handler, true); session_start(); $_SESSION['foo'] = 'bar'; $handler->messages[] = session_id(); session_regenerate_id(); $handler->messages[] = session_id(); session_write_close(); session_start(); session_destroy(); var_dump($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)
8.3.60.0140.00718.18
8.3.50.0110.01022.05
8.3.40.0070.01118.97
8.3.30.0150.00319.13
8.3.20.0140.00020.33
8.3.10.0040.00422.04
8.3.00.0040.01122.43
8.2.180.0060.01516.63
8.2.170.0140.00722.96
8.2.160.0180.00020.57
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0140.00726.16
8.2.120.0040.00419.60
8.2.110.0060.00320.47
8.2.100.0030.00919.25
8.2.90.0030.00619.21
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0080.00317.92
8.2.50.0040.00418.07
8.2.40.0080.00018.25
8.2.30.0040.00418.02
8.2.20.0070.00017.64
8.2.10.0040.00417.65
8.2.00.0080.00017.77
8.1.280.0170.00325.92
8.1.270.0000.00822.21
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00624.02
8.1.230.0040.00719.02
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.36
8.1.190.0040.00417.66
8.1.180.0090.00018.10
8.1.170.0000.00818.46
8.1.160.0050.00322.02
8.1.150.0040.00418.66
8.1.140.0000.00717.47
8.1.130.0000.00717.75
8.1.120.0000.00717.45
8.1.110.0050.00217.49
8.1.100.0000.00917.38
8.1.90.0080.00017.35
8.1.80.0050.00217.38
8.1.70.0030.00317.30
8.1.60.0030.00517.57
8.1.50.0060.00317.37
8.1.40.0030.00517.43
8.1.30.0000.00717.61
8.1.20.0060.00317.68
8.1.10.0000.00817.56
8.1.00.0000.00817.43
8.0.300.0000.00718.77
8.0.290.0000.00717.04
8.0.280.0030.00318.39
8.0.270.0000.00717.27
8.0.260.0000.00716.95
8.0.250.0030.00316.95
8.0.240.0030.00316.91
8.0.230.0040.00416.88
8.0.220.0040.00416.98
8.0.210.0030.00316.86
8.0.200.0040.00416.94
8.0.190.0080.00016.93
8.0.180.0030.00316.92
8.0.170.0040.00416.93
8.0.160.0020.00516.91
8.0.150.0040.00417.00
8.0.140.0080.00016.94
8.0.130.0030.00613.34
8.0.120.0030.00516.98
8.0.110.0080.00016.88
8.0.100.0000.00716.82
8.0.90.0040.00416.91
8.0.80.0170.00316.92
8.0.70.0050.00316.79
8.0.60.0000.00717.00
8.0.50.0000.00717.00
8.0.30.0060.01317.00
8.0.20.0110.01117.40
8.0.10.0040.00417.13
8.0.00.0090.00916.86
7.4.330.0050.00015.09
7.4.320.0060.00016.52
7.4.300.0060.00016.53
7.4.290.0000.00716.56
7.4.280.0030.00316.61
7.4.270.0000.00816.55
7.4.260.0000.00816.55
7.4.250.0040.00416.39
7.4.240.0040.00416.51
7.4.230.0000.00716.64
7.4.220.0070.01116.64
7.4.210.0060.00916.62
7.4.200.0000.00716.69
7.4.190.0030.00316.44
7.4.160.0040.01216.57
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0120.00716.44
7.4.120.0100.01016.62
7.4.110.0090.00916.53
7.4.100.0070.01016.57
7.4.90.0030.01316.52
7.4.80.0110.00919.39
7.4.70.0090.00916.47
7.4.60.0090.01216.48
7.4.50.0040.00416.51
7.4.40.0070.01022.77
7.4.30.0080.00816.48
7.4.00.0030.01014.78
7.3.330.0000.00613.49
7.3.320.0050.00013.47
7.3.310.0000.00816.49
7.3.300.0030.00316.50
7.3.290.0080.00716.48
7.3.280.0080.01116.43
7.3.270.0030.01417.40
7.3.260.0150.00616.53
7.3.250.0090.00916.45
7.3.240.0120.00616.56
7.3.230.0140.00416.57
7.3.210.0170.00016.48
7.3.200.0130.01019.39
7.3.190.0100.00916.52
7.3.180.0090.01416.69
7.3.170.0030.01316.54
7.3.160.0110.00616.45
7.3.120.0060.00914.91
7.3.10.0080.00616.40
7.3.00.0090.00316.64
7.2.330.0130.00816.82
7.2.320.0180.00716.79
7.2.310.0070.01316.83
7.2.300.0060.01216.61
7.2.290.0080.00816.52
7.2.130.0130.00216.59
7.2.120.0120.00316.59
7.2.110.0070.00616.61
7.2.100.0080.00916.61
7.2.90.0080.00617.01
7.2.80.0060.00416.60
7.2.70.0130.00616.65
7.2.60.0040.00916.88
7.2.50.0050.00816.64
7.2.40.0050.00816.71
7.2.30.0070.01016.63
7.2.20.0080.00716.76
7.2.10.0110.00416.78
7.2.00.0080.00717.54
7.1.250.0040.00515.60
7.1.240.0100.00016.01
7.1.230.0080.00415.88
7.1.220.0050.00515.68
7.1.210.0060.00315.61
7.1.200.0050.01115.65
7.1.190.0100.00315.72
7.1.180.0030.00915.81
7.1.170.0090.00615.85
7.1.160.0030.00915.49
7.1.150.0070.00715.94
7.1.140.0060.00615.57
7.1.130.0060.00615.60
7.1.120.0040.01115.60
7.1.110.0030.00515.86
7.1.100.0020.01016.89
7.1.90.0060.00315.46
7.1.80.0050.00515.84
7.1.70.0010.00916.23
7.1.60.0080.00317.60
7.1.50.0080.01116.32
7.1.40.0070.01015.74
7.1.30.0070.01015.46
7.1.20.0030.01015.50
7.1.10.0060.00915.91
7.1.00.0070.04018.89
7.0.330.0040.00715.20
7.0.320.0090.00015.34
7.0.310.0040.00715.46
7.0.300.0070.00415.18
7.0.290.0000.01215.05
7.0.280.0040.00815.14
7.0.270.0030.01015.14
7.0.260.0100.00315.17
7.0.250.0000.01015.22
7.0.240.0030.01315.23
7.0.230.0030.01015.24
7.0.220.0120.00314.95
7.0.210.0030.01015.08
7.0.200.0090.00416.13
7.0.190.0000.01115.37
7.0.180.0030.00615.25
7.0.170.0030.00615.45
7.0.160.0030.01315.37
7.0.150.0120.00315.54
7.0.140.0040.04218.72
7.0.130.0090.00615.23
7.0.120.0080.00815.08
7.0.110.0030.01015.34
7.0.100.0060.00615.31
7.0.90.0030.00715.21
7.0.80.0130.00715.07
7.0.70.0060.00615.29
7.0.60.1210.03517.68
7.0.50.0100.04516.26
7.0.40.0070.04616.72
7.0.30.0250.03316.84
7.0.20.0150.02316.78
7.0.10.0190.03716.82
7.0.00.0110.04216.68
5.6.380.0070.00314.31
5.6.370.0050.00714.45
5.6.360.0120.01214.18
5.6.350.0040.00814.41
5.6.340.0000.01314.75
5.6.330.0090.00614.01
5.6.320.0080.00014.82
5.6.310.0030.00514.41
5.6.300.0060.00614.14
5.6.290.0040.00814.39
5.6.280.0020.04017.60
5.6.270.0090.00314.38
5.6.260.0100.00314.54
5.6.250.0090.00914.61
5.6.240.0130.00314.74
5.6.230.0030.00814.39
5.6.220.0070.00714.48
5.6.210.0070.04017.52
5.6.200.0020.03116.26
5.6.190.0080.04717.41
5.6.180.1380.02317.32
5.6.170.0200.03917.32
5.6.160.0140.04017.41
5.6.150.0120.03216.10
5.6.140.0130.02016.33
5.6.130.0020.04016.41
5.6.120.0030.03617.66
5.6.110.0050.03417.63
5.6.100.0180.02517.81
5.6.90.0120.04517.47
5.6.80.0140.04017.38
5.6.70.0260.02517.31
5.6.60.0210.00614.30
5.6.50.0230.00314.29
5.6.40.0220.00014.44
5.6.30.0160.00414.42
5.6.20.0150.00614.08
5.6.10.0140.01414.27
5.6.00.0160.00814.36
5.5.380.0000.01011.48
5.5.370.0100.00311.55
5.5.360.0060.00611.20
5.5.350.0080.03715.95
5.5.340.0090.03714.63
5.5.330.0070.04115.86
5.5.320.0130.03015.67
5.5.310.0210.01715.93
5.5.300.0130.03314.60
5.5.290.0090.04414.57
5.5.280.0090.03015.90
5.5.270.0150.02515.88
5.5.260.0100.02316.08
5.5.250.0120.04515.98
5.5.240.0040.02415.56
5.5.230.0090.00311.09
5.5.220.0100.00510.75
5.5.210.0150.00711.16
5.5.200.0220.00610.84
5.5.190.0160.00711.35
5.5.180.0030.00611.28
5.5.170.0200.00611.31
5.5.160.0110.00411.04
5.5.150.0200.00411.04
5.5.140.0250.00610.82
5.5.130.0150.00811.07
5.5.120.0090.01211.38
5.5.110.0050.00911.04
5.5.100.0000.01411.22
5.5.90.0030.00811.05
5.5.80.0000.01311.25
5.5.70.0000.00811.39
5.5.60.0040.00411.23
5.5.50.0130.00311.17
5.5.40.0040.00911.29
5.5.30.0060.00311.15
5.5.20.0020.00511.36
5.5.10.0090.00411.05
5.5.00.0000.00911.04
5.4.450.0440.03215.22
5.4.440.0140.02615.26
5.4.430.0190.03215.27
5.4.420.0120.03115.28
5.4.410.0120.03015.31
5.4.400.0860.00414.65
5.4.390.1010.00514.67
5.4.380.0280.03214.75
5.4.370.0180.03014.69
5.4.360.0160.02514.90
5.4.350.0170.02714.89
5.4.340.0130.03114.78
5.4.330.0330.00010.89
5.4.320.0160.02211.62
5.4.310.0130.01911.78
5.4.300.0220.02411.94
5.4.290.0270.02211.64
5.4.280.0080.02211.71
5.4.270.0120.01911.63
5.4.260.0090.02411.73
5.4.250.0060.02511.52
5.4.240.0120.02411.59
5.4.230.0080.02311.83
5.4.220.0080.02111.66
5.4.210.0080.02311.66
5.4.200.0020.03111.71
5.4.190.0090.02111.84
5.4.180.0110.01811.65
5.4.170.0100.02811.76
5.4.160.0090.02211.52
5.4.150.0100.01711.73
5.4.140.0060.02211.71
5.4.130.0100.02111.72
5.4.120.0060.02111.56
5.4.110.0040.02111.55
5.4.100.0120.01911.37
5.4.90.0070.02511.61
5.4.80.0130.02311.46
5.4.70.0080.02011.55
5.4.60.0080.02211.54
5.4.50.0050.02811.52
5.4.40.0070.02911.59
5.4.30.0090.02411.60
5.4.20.0060.02711.54
5.4.10.0080.02711.47
5.4.00.0050.02311.39
5.3.290.0180.02111.63
5.3.280.0070.02311.36
5.3.270.0140.02011.55
5.3.260.0080.02111.49
5.3.250.0070.02211.56
5.3.240.0170.01911.56
5.3.230.0070.02011.49
5.3.220.0070.01911.47
5.3.210.0060.02111.46
5.3.200.0190.01911.47
5.3.190.0220.01811.46
5.3.180.0120.01911.54
5.3.170.0030.02211.40
5.3.160.0080.02311.53
5.3.150.0050.02411.39
5.3.140.0050.02311.43
5.3.130.0030.02411.50
5.3.120.0040.02711.54
5.3.110.0040.02811.51
5.3.100.0050.02411.16
5.3.90.0050.02811.27
5.3.80.0050.02711.18
5.3.70.0040.02311.09
5.3.60.0080.02411.23
5.3.50.0040.02211.06
5.3.40.0060.02111.14
5.3.30.0050.02611.12
5.3.20.0040.02410.93
5.3.10.0090.02610.79
5.3.00.0060.02510.81
5.2.170.0050.0169.23
5.2.160.0060.0219.35
5.2.150.0050.0189.32
5.2.140.0050.0179.15
5.2.130.0050.0169.23
5.2.120.0040.0179.30
5.2.110.0060.0169.16
5.2.100.0050.0149.23
5.2.90.0050.0219.08
5.2.80.0090.0199.21
5.2.70.0070.0179.06
5.2.60.0030.0199.15
5.2.50.0050.0169.22
5.2.40.0070.0149.15
5.2.30.0050.0169.05
5.2.20.0060.0158.95
5.2.10.0040.0168.84
5.2.00.0060.0178.86
5.1.60.0030.0208.07
5.1.50.0040.0188.20
5.1.40.0070.0138.26
5.1.30.0040.0148.51
5.1.20.0060.0148.43
5.1.10.0020.0178.32
5.1.00.0040.0188.10
5.0.50.0050.0127.16
5.0.40.0020.0137.10
5.0.30.0050.0167.00
5.0.20.0030.0116.98
5.0.10.0040.0136.97
5.0.00.0030.0196.97
4.4.90.0040.0096.24
4.4.80.0030.0096.23
4.4.70.0030.0096.22
4.4.60.0020.0116.22
4.4.50.0020.0106.23
4.4.40.0050.0136.20
4.4.30.0050.0086.23
4.4.20.0020.0106.27
4.4.10.0030.0106.27
4.4.00.0030.0146.22
4.3.110.0030.0096.18
4.3.100.0050.0076.18
4.3.90.0060.0096.16
4.3.80.0010.0156.14
4.3.70.0010.0106.16
4.3.60.0030.0086.16
4.3.50.0020.0106.16
4.3.40.0040.0156.12
4.3.30.0030.0115.49
4.3.20.0080.0075.48
4.3.10.0050.0085.46
4.3.00.0010.0167.06

preferences:
48.42 ms | 401 KiB | 5 Q