3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dir = sys_get_temp_dir(); ini_set('session.save_path', $dir); ini_set('session.gc_probability', 1); ini_set('session.gc_divisor', 100); ini_set('session.gc_maxlifetime', -1); session_name('sessionname'); @session_start(); $sessions = array(); $di = new DirectoryIterator($dir); foreach ($di as $val) { if ($val->isFile() && (strpos($val->getFilename(), 'sess_') === 0)) { $sessions[] = substr($val->getFilename(), strlen('sess_')); } } var_dump($sessions);

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)
8.3.60.0040.01818.31
8.3.50.0120.00318.09
8.3.40.0060.00918.84
8.3.30.0130.01018.84
8.3.20.0050.00220.21
8.3.10.0000.00820.78
8.3.00.0090.00020.36
8.2.180.0120.00316.63
8.2.170.0150.00022.96
8.2.160.0110.00422.14
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0080.00020.66
8.2.120.0040.00426.35
8.2.110.0100.00019.45
8.2.100.0040.00817.78
8.2.90.0040.00419.21
8.2.80.0000.00818.05
8.2.70.0030.00617.75
8.2.60.0000.00818.05
8.2.50.0040.00418.09
8.2.40.0030.00620.55
8.2.30.0000.01019.41
8.2.20.0060.00317.79
8.2.10.0050.00318.21
8.2.00.0040.00418.18
8.1.280.0040.01125.92
8.1.270.0110.00424.04
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0060.00321.06
8.1.230.0030.00922.05
8.1.220.0000.00817.78
8.1.210.0030.00518.77
8.1.200.0040.00417.60
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0080.00018.74
8.1.160.0000.00720.90
8.1.150.0040.00419.01
8.1.140.0050.00319.68
8.1.130.0080.00017.66
8.1.120.0070.00017.52
8.1.110.0000.00817.57
8.1.100.0040.00417.59
8.1.90.0030.00617.39
8.1.80.0040.00417.59
8.1.70.0040.00417.44
8.1.60.0030.00617.60
8.1.50.0060.00317.61
8.1.40.0000.00817.65
8.1.30.0030.00617.79
8.1.20.0000.00817.73
8.1.10.0040.00417.63
8.1.00.0030.00617.52
8.0.300.0090.00018.77
8.0.290.0050.00317.00
8.0.280.0040.00418.55
8.0.270.0080.00017.28
8.0.260.0030.00317.28
8.0.250.0030.00317.10
8.0.240.0030.00316.98
8.0.230.0350.01016.95
8.0.220.0050.00317.02
8.0.210.0080.00616.90
8.0.200.0000.00717.04
8.0.190.0000.00817.03
8.0.180.0040.00417.01
8.0.170.0060.00317.06
8.0.160.0080.00017.05
8.0.150.0000.00816.91
8.0.140.0000.00816.86
8.0.130.0000.00713.41
8.0.120.0040.00416.86
8.0.110.0000.00716.93
8.0.100.0050.00217.01
8.0.90.0030.00516.99
8.0.80.0060.01017.03
8.0.70.0040.00417.01
8.0.60.0050.00216.85
8.0.50.0000.00816.89
8.0.30.0120.01017.19
8.0.20.0110.00817.42
8.0.10.0050.00316.92
8.0.00.0090.00816.85
7.4.330.0070.01016.87
7.4.320.0000.00616.66
7.4.300.0000.00616.52
7.4.290.0000.00716.56
7.4.280.0060.00316.66
7.4.270.0070.00016.64
7.4.260.0050.00316.63
7.4.250.0040.00416.64
7.4.240.0000.00716.46
7.4.230.0070.00016.58
7.4.220.0170.00316.59
7.4.210.0100.00716.56
7.4.200.0040.00316.43
7.4.160.0110.00516.50
7.4.150.0090.00917.40
7.4.140.0050.01417.86
7.4.130.0110.00916.46
7.4.120.0050.01416.62
7.4.110.0120.00616.50
7.4.100.0140.00316.47
7.4.90.0100.01316.51
7.4.80.0120.01219.39
7.4.70.0100.01316.61
7.4.60.0100.00716.64
7.4.50.0070.01016.59
7.4.40.0060.01516.75
7.4.30.0100.00716.50
7.4.00.0040.00715.13
7.3.330.0100.00713.10
7.3.320.0000.00713.15
7.3.310.0030.00516.35
7.3.300.0070.00016.34
7.3.290.0040.00416.39
7.3.280.0100.00816.34
7.3.270.0120.00617.40
7.3.260.0100.00716.39
7.3.250.0120.00516.42
7.3.240.0120.00516.38
7.3.230.0110.01516.56
7.3.210.0160.00816.56
7.3.200.0120.00616.61
7.3.190.0030.01316.43
7.3.180.0060.01016.48
7.3.170.0130.00316.66
7.3.160.0100.01016.59
7.3.10.0130.01516.31
7.3.00.0120.00416.72
7.2.330.0210.00416.74
7.2.320.0120.01316.86
7.2.310.0080.00816.69
7.2.300.0090.00916.38
7.2.290.0100.00616.66
7.2.130.0070.01016.70
7.2.120.0130.00316.78
7.2.110.0140.00716.74
7.2.100.0180.00716.23
7.2.90.0130.00716.48
7.2.80.0080.00616.55
7.2.70.0070.01016.40
7.2.60.0140.00416.83
7.2.50.0130.00916.61
7.2.40.0200.00416.58
7.2.30.0130.00917.09
7.2.20.0220.00716.90
7.2.10.0170.00316.85
7.2.00.0080.00818.20
7.1.250.0070.00415.75
7.1.200.0030.00915.50
7.1.70.0040.00717.26
7.1.60.0070.01819.77
7.1.50.0070.01316.87
7.1.00.0100.07022.41
7.0.200.0040.00416.90
7.0.60.0270.07721.78
7.0.50.0070.08717.93
7.0.40.0130.07320.27
7.0.30.0430.07720.22
7.0.20.0300.07020.15
7.0.10.0100.04020.18
7.0.00.0130.04320.20
5.6.280.0030.07320.82
5.6.210.0100.08720.61
5.6.200.0130.05018.23
5.6.190.0070.04320.64
5.6.180.0370.04720.36
5.6.170.0500.07020.51
5.6.160.0200.09020.41
5.6.150.0200.04318.15
5.6.140.0030.04018.24
5.6.130.0130.05318.10
5.6.120.0470.11021.07
5.6.110.0030.08721.19
5.6.100.0070.09321.17
5.6.90.0170.10021.08
5.6.80.0230.11320.35
5.5.350.0030.08020.47
5.5.340.0070.04717.98
5.5.330.0100.08320.50
5.5.320.0470.04720.35
5.5.310.0400.04720.16
5.5.300.0370.10017.91
5.5.290.0030.04318.01
5.5.280.0330.09020.89
5.5.270.0400.07320.82
5.5.260.0070.06720.83
5.5.250.0300.08020.69
5.5.240.0100.07320.19

preferences:
62.14 ms | 400 KiB | 5 Q