3v4l.org

run code in 300+ PHP versions simultaneously
<?php $iterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator('/proc'), 1, 16); foreach ($iterator as $path) { print $path->__toString() . PHP_EOL; }

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)
8.3.60.0140.00318.18
8.3.50.0140.00921.14
8.3.40.0140.00018.83
8.3.30.0070.00718.88
8.3.20.0040.00418.73
8.3.10.0040.00421.05
8.3.00.0070.00021.94
8.2.180.0110.00416.75
8.2.170.0110.00722.96
8.2.160.0070.00720.35
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0050.00321.04
8.2.110.0050.00520.35
8.2.100.0080.00417.78
8.2.90.0040.00419.09
8.2.80.0080.00017.97
8.2.70.0000.00817.25
8.2.60.0070.00017.80
8.2.50.0020.00818.07
8.2.40.0050.00218.03
8.2.30.0030.00319.39
8.2.20.0030.00517.58
8.2.10.0000.00817.71
8.2.00.0040.00417.80
8.1.280.0110.00425.92
8.1.270.0050.00323.99
8.1.260.0180.00026.35
8.1.250.0040.00428.09
8.1.240.0120.00922.09
8.1.230.0080.00423.78
8.1.220.0000.00818.77
8.1.210.0040.00418.84
8.1.200.0030.00617.23
8.1.190.0050.00217.40
8.1.180.0040.00418.10
8.1.170.0060.00318.59
8.1.160.0070.00318.78
8.1.150.0040.00418.44
8.1.140.0040.00417.39
8.1.130.0030.00317.70
8.1.120.0070.00017.26
8.1.110.0040.00417.37
8.1.100.0050.00217.25
8.1.90.0050.00317.35
8.1.80.0030.00317.28
8.1.70.0070.00017.29
8.1.60.0040.00417.41
8.1.50.0040.00417.43
8.1.40.0000.00817.36
8.1.30.0040.00417.56
8.1.20.0080.00017.68
8.1.10.0000.00817.42
8.1.00.0080.00017.36
8.0.300.0000.00719.96
8.0.290.0050.00217.04
8.0.280.0000.00818.45
8.0.270.0000.00717.14
8.0.260.0030.00316.84
8.0.250.0040.00417.02
8.0.240.0040.00416.93
8.0.230.0030.00316.92
8.0.220.0070.00016.85
8.0.210.0050.00216.95
8.0.200.0030.00316.81
8.0.190.0030.00516.95
8.0.180.0000.00716.92
8.0.170.0000.00716.92
8.0.160.0000.00716.91
8.0.150.0070.00016.91
8.0.140.0000.00716.87
8.0.130.0040.00713.39
8.0.120.0040.00416.93
8.0.110.0020.00516.98
8.0.100.0030.00716.94
8.0.90.0000.00816.78
8.0.80.0060.01416.86
8.0.70.0000.00717.01
8.0.60.0040.00416.98
8.0.50.0020.00516.78
8.0.30.0120.00817.10
8.0.20.0100.00917.40
8.0.10.0040.00416.85
8.0.00.0100.01016.78
7.4.330.0080.00016.76
7.4.320.0030.00316.42
7.4.300.0080.00016.42
7.4.290.0000.00716.49
7.4.280.0000.00716.55
7.4.270.0000.00716.57
7.4.260.0060.00313.44
7.4.250.0000.00716.57
7.4.240.0030.00316.46
7.4.230.0070.00016.51
7.4.220.0030.01216.49
7.4.210.0070.00816.53
7.4.200.0000.00716.37
7.4.190.0040.00416.56
7.4.160.0120.01216.69
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0080.01116.58
7.4.120.0100.00816.54
7.4.110.0070.01016.44
7.4.100.0100.00716.47
7.4.90.0180.00616.38
7.4.80.0110.00919.39
7.4.70.0100.00716.53
7.4.60.0090.00616.38
7.4.50.0030.00516.38
7.4.40.0080.00822.77
7.4.30.0090.01216.26
7.4.00.0030.01414.75
7.3.330.0060.00313.14
7.3.320.0000.00913.31
7.3.310.0030.00316.25
7.3.300.0070.00016.28
7.3.290.0030.01216.25
7.3.280.0080.00816.24
7.3.270.0080.00817.40
7.3.260.0080.01218.24
7.3.250.0070.01316.34
7.3.240.0040.01216.45
7.3.230.0130.01016.39
7.3.210.0070.01016.52
7.3.200.0090.01019.39
7.3.190.0090.01316.47
7.3.180.0130.00916.35
7.3.170.0120.00416.27
7.3.160.0130.00316.53
7.3.120.0040.01114.85
7.3.10.0120.00016.58
7.3.00.0100.00316.60
7.2.330.0110.00716.64
7.2.320.0100.01016.61
7.2.310.0140.00416.54
7.2.300.0120.00616.21
7.2.290.0160.00016.70
7.2.130.0090.00616.86
7.2.120.0040.00416.52
7.2.110.0110.00816.52
7.2.100.0060.00616.55
7.2.90.0100.00016.53
7.2.80.0040.00416.46
7.2.70.0030.01016.38
7.2.60.0090.00516.67
7.2.50.0060.00316.77
7.2.40.0060.00916.79
7.2.30.0030.01616.31
7.2.20.0130.01016.27
7.2.10.0100.00216.66
7.2.00.0110.01318.10
7.1.250.0030.00915.53
7.1.200.0040.00815.59
7.1.100.0940.01015.91
7.1.70.0130.00317.01
7.1.60.0190.01219.40
7.1.50.0220.01916.75
7.0.200.0100.01417.00

preferences:
33.59 ms | 401 KiB | 5 Q