3v4l.org

run code in 300+ PHP versions simultaneously
<?php class FileSessionHandler { private $savePath; function open($savePath, $sessionName) { return true; } function close() { return true; } function read($id) { return 'lol|s:222:"1";lol2|s:1:"1";'; } function write($id, $data) { } function destroy($id) { } function gc($maxlifetime) { } } $handler = new FileSessionHandler(); session_set_save_handler( array($handler, 'open'), array($handler, 'close'), array($handler, 'read'), array($handler, 'write'), array($handler, 'destroy'), array($handler, 'gc') ); register_shutdown_function('session_write_close'); session_start(); var_dump($_SESSION);

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)
8.3.60.0150.00016.50
8.3.50.0110.00621.28
8.3.40.0040.01118.82
8.3.30.0070.00718.67
8.3.20.0040.00420.35
8.3.10.0000.00721.90
8.3.00.0040.00423.61
8.2.180.0130.01016.88
8.2.170.0110.01122.96
8.2.160.0030.01020.35
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00421.14
8.2.120.0000.00826.35
8.2.110.0130.01020.38
8.2.100.0110.00017.91
8.2.90.0030.00517.91
8.2.80.0000.00718.06
8.2.70.0030.00617.50
8.2.60.0040.00417.80
8.2.50.0100.00018.09
8.2.40.0050.00322.14
8.2.30.0000.00719.47
8.2.20.0040.00417.74
8.2.10.0040.00417.95
8.2.00.0000.00818.09
8.1.280.0090.01225.92
8.1.270.0070.01122.11
8.1.260.0000.00728.09
8.1.250.0040.00428.09
8.1.240.0060.00323.67
8.1.230.0080.00322.71
8.1.220.0050.00317.74
8.1.210.0000.00818.92
8.1.200.0000.00917.35
8.1.190.0080.00017.47
8.1.180.0080.00018.10
8.1.170.0080.00018.50
8.1.160.0000.00820.88
8.1.150.0070.00020.72
8.1.140.0040.00419.57
8.1.130.0030.00317.69
8.1.120.0070.00017.45
8.1.110.0040.00417.43
8.1.100.0050.00317.40
8.1.90.0030.00517.36
8.1.80.0040.00417.40
8.1.70.0030.00317.48
8.1.60.0050.00317.52
8.1.50.0060.00317.43
8.1.40.0050.00317.57
8.1.30.0030.00817.66
8.1.20.0030.00617.73
8.1.10.0050.00517.57
8.1.00.0000.00717.54
8.0.300.0070.00020.04
8.0.290.0040.00416.88
8.0.280.0030.00318.50
8.0.270.0030.00317.23
8.0.260.0000.00617.33
8.0.250.0000.00716.93
8.0.240.0000.00716.91
8.0.230.0040.00416.97
8.0.220.0000.00817.01
8.0.210.0050.00216.96
8.0.200.0070.00016.95
8.0.190.0040.00416.93
8.0.180.0040.00417.07
8.0.170.0000.00816.90
8.0.160.0030.00516.95
8.0.150.0100.00016.91
8.0.140.0040.00416.95
8.0.130.0000.00613.40
8.0.120.0040.00416.89
8.0.110.0050.00217.00
8.0.100.0000.00716.84
8.0.90.0070.00016.87
8.0.80.0100.00716.91
8.0.70.0050.00216.94
8.0.60.0030.00316.95
8.0.50.0070.00016.96
8.0.30.0140.00517.23
8.0.20.0120.01017.44
8.0.10.0040.00416.95
8.0.00.0130.00716.74
7.4.330.0000.00516.84
7.4.320.0000.00616.49
7.4.300.0040.00416.47
7.4.290.0040.00416.53
7.4.280.0000.00816.63
7.4.270.0040.00416.65
7.4.260.0040.00416.46
7.4.250.0040.00416.59
7.4.240.0000.00716.54
7.4.230.0000.00816.63
7.4.220.0180.00316.60
7.4.210.0120.00516.62
7.4.200.0000.00716.72
7.4.160.0090.00616.52
7.4.150.0060.01317.40
7.4.140.0080.01017.86
7.4.130.0120.00516.63
7.4.120.0040.01416.68
7.4.110.0120.00616.71
7.4.100.0110.01016.61
7.4.90.0090.00916.63
7.4.80.0060.00919.39
7.4.70.0100.00716.57
7.4.60.0120.00316.57
7.4.50.0090.00616.64
7.4.40.0070.01016.78
7.4.30.0070.01016.51
7.4.00.0060.00915.20
7.3.330.0000.00813.39
7.3.320.0060.00013.46
7.3.310.0030.00416.29
7.3.300.0050.00216.39
7.3.290.0070.00016.43
7.3.280.0090.00616.35
7.3.270.0170.00717.40
7.3.260.0150.00316.57
7.3.250.0060.01116.47
7.3.240.0120.00616.47
7.3.230.0090.00916.59
7.3.210.0110.00616.65
7.3.200.0090.01519.39
7.3.190.0070.01016.34
7.3.180.0120.00616.35
7.3.170.0090.01216.39
7.3.160.0130.00616.37
7.2.330.0150.00416.66
7.2.320.0140.00316.74
7.2.310.0090.01316.61
7.2.300.0090.00916.55
7.2.290.0060.01016.30
7.2.60.0110.00416.65
7.2.00.0000.01419.44
7.1.200.0000.01115.72
7.1.100.0110.01117.90
7.1.70.0000.00717.09
7.1.60.0070.01719.40
7.1.50.0110.01116.90
7.1.00.0030.07722.28
7.0.200.0030.00616.49
7.0.60.1230.06019.93
7.0.50.0100.03717.80
7.0.40.0070.04020.04
7.0.30.0230.08720.23
7.0.20.0270.04720.07
7.0.10.0070.05720.30
7.0.00.0070.05320.23
5.6.280.0030.04321.13
5.6.210.1600.05020.60
5.6.200.0130.03718.23
5.6.190.0100.08020.61
5.6.180.0270.05020.61
5.6.170.0370.07320.44
5.6.160.0070.04020.52
5.6.150.0030.06718.12
5.6.140.0000.04718.17
5.6.130.0230.07018.27
5.6.120.0000.08020.93
5.6.110.0130.03720.89
5.6.100.0070.03720.99
5.6.90.0000.04320.99
5.6.80.0070.08020.39
5.5.350.0830.03720.36
5.5.340.0200.04017.96
5.5.330.0070.04320.44
5.5.320.0400.04020.30
5.5.310.0330.07020.25
5.5.300.0100.07718.01
5.5.290.0070.07717.97
5.5.280.0070.08020.97
5.5.270.0030.08720.76
5.5.260.0100.08320.80
5.5.250.0070.03720.61
5.5.240.0230.05720.17

preferences:
61.82 ms | 401 KiB | 5 Q