3v4l.org

run code in 300+ PHP versions simultaneously
<?php $main = [ 'lorem' => 'lorem', 'ipsum' => 'duis', 'sit' => 'adipiscing', 'duis' => 'sit', 'amet' => 'elit', 'consectetur' => 'lorem', 'adipiscing' => 'consectetur', 'eiusmod' => 'ipsum', 'labore' => 'eiusmod', 'dolore' => 'labore', 'magna' => 'dolore', 'aliqua' => 'amet', 'incididunt' => 'magna', 'tempor' => 'incididunt', 'sed' => 'tempor', 'elit' => 'sed', ]; foreach ($main as $k => $v) { if ($k === $v) { $result[$k] = $v; $key = $k; } else { $map[$v] = $k; } } while ($result != $main) { $result[$map[$key]] = $key; $key = $map[$key]; } var_export($result);

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)
8.4.120.0110.00824.17
8.4.110.0110.01022.45
8.4.100.0130.00518.88
8.4.90.0080.01120.32
8.4.80.0060.00518.86
8.4.70.0090.00618.14
8.4.60.0070.00318.58
8.4.50.0160.00518.71
8.4.40.0130.00617.60
8.4.30.0040.00418.61
8.4.20.0130.00719.57
8.4.10.0060.00919.36
8.3.250.0120.00818.76
8.3.240.0120.00717.23
8.3.230.0060.00316.50
8.3.220.0100.00819.01
8.3.210.0100.00818.45
8.3.200.0070.00216.73
8.3.190.0120.00616.92
8.3.180.0080.00916.95
8.3.170.0030.00719.04
8.3.160.0100.00718.43
8.3.150.0100.01017.09
8.3.140.0150.00416.78
8.3.130.0060.00616.38
8.3.120.0090.00920.86
8.3.110.0060.00320.94
8.3.100.0050.00324.06
8.3.90.0000.01026.77
8.3.80.0090.00018.43
8.3.70.0040.01416.50
8.3.60.0000.01718.40
8.3.50.0080.00816.84
8.3.40.0130.00721.42
8.3.30.0110.00820.34
8.3.20.0090.00921.76
8.3.10.0090.00921.92
8.3.00.0100.01019.09
8.2.290.0110.00720.63
8.2.280.0040.00418.63
8.2.270.0110.00717.14
8.2.260.0000.01517.10
8.2.250.0050.00316.99
8.2.240.0070.00317.15
8.2.230.0030.00722.58
8.2.220.0040.00437.54
8.2.210.0000.00826.77
8.2.200.0040.00416.63
8.2.190.0120.00316.72
8.2.180.0140.00718.16
8.2.170.0080.01119.08
8.2.160.0070.01120.14
8.2.150.0060.01218.96
8.2.140.0110.00720.66
8.2.130.0120.00620.52
8.2.120.0130.00619.22
8.2.110.0070.01419.37
8.2.100.0140.00719.28
8.2.90.0120.00618.89
8.2.80.0080.00819.45
8.2.70.0090.00618.72
8.2.60.0140.00718.88
8.2.50.0130.00319.13
8.2.40.0100.01018.76
8.2.30.0150.00618.50
8.2.20.0040.01218.70
8.2.10.0090.00618.84
8.2.00.0100.01018.55
8.1.330.0110.00722.11
8.1.320.0110.00815.93
8.1.310.0040.00416.48
8.1.300.0070.01120.40
8.1.290.0040.00430.84
8.1.280.0070.01025.92
8.1.270.0120.00322.19
8.1.260.0000.01522.07
8.1.250.0110.00422.19
8.1.240.0150.00618.41
8.1.230.0120.00318.42
8.1.220.0110.00418.99
8.1.210.0140.00718.59
8.1.200.0060.00918.85
8.1.190.0090.00618.83
8.1.180.0090.00618.58
8.1.170.0110.00418.69
8.1.160.0190.00320.44
8.1.150.0170.00320.65
8.1.140.0170.00320.56
8.1.130.0140.00718.78
8.1.120.0030.01318.63
8.1.110.0090.00618.43
8.1.100.0100.01019.81
8.1.90.0100.01418.62
8.1.80.0140.00719.70
8.1.70.0060.01018.84
8.1.60.0150.00318.75
8.1.50.0190.00018.68
8.1.40.0060.01218.47
8.1.30.0120.00618.99
8.1.20.0140.00319.97
8.1.10.0080.00818.74
8.1.00.0140.00318.56

preferences:
26.84 ms | 403 KiB | 5 Q