3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?php $arr = [ ['1', 'a'], ['2', 'b'], ['3', 'c'], ['3', 'd'], ['2', 'e'], ['3', 'f'], ['2', 'g'], ['3', 'h'], ['1', 'i'], ['2', 'j'], ['3', 'k'], ]; $savedLevelOne = null; $savedLevels = []; $prevLevel = null; foreach ($arr as $arrItem) { [$level, $value] = $arrItem; if ($level !== '3' && $prevLevel === '3') { var_dump([$savedLevelOne, ...$savedLevels]); $savedLevels = []; } if ($level === '1') { $savedLevelOne = $value; } else { $savedLevels[] = $value; } $prevLevel = $level; } var_dump([$savedLevelOne, ...$savedLevels]);

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)
8.4.110.0300.01218.38
8.4.100.0280.00717.64
8.4.90.0180.00317.90
8.4.80.0200.00317.80
8.4.70.0180.00317.91
8.4.60.0180.00317.82
8.4.50.0170.00417.90
8.4.40.0180.00517.90
8.4.30.0190.00617.33
8.4.20.0230.00417.42
8.4.10.0190.00317.74
8.3.240.0050.00518.63
8.3.230.0170.00416.61
8.3.220.0150.00516.45
8.3.210.0190.00216.66
8.3.200.0190.00316.30
8.3.190.0130.00818.41
8.3.180.0170.00416.88
8.3.170.0200.00516.55
8.3.160.0190.00516.42
8.3.150.0190.00416.63
8.3.140.0190.00318.29
8.3.130.0170.00316.79
8.3.120.0170.00218.56
8.3.110.0150.00316.53
8.3.100.0180.00416.49
8.3.90.0210.00218.30
8.3.80.0190.00516.40
8.3.70.0190.00216.91
8.3.60.0210.00116.62
8.3.50.0180.00416.36
8.3.40.0150.00617.37
8.3.30.0160.00217.55
8.3.20.0170.00317.39
8.3.10.0130.00517.64
8.3.00.0090.00519.37
8.2.290.0130.00418.35
8.2.280.0120.00516.43
8.2.270.0150.00416.41
8.2.260.0170.00316.47
8.2.250.0150.00316.29
8.2.240.0140.00416.61
8.2.230.0140.00418.30
8.2.220.0150.00416.45
8.2.210.0130.00516.57
8.2.200.0140.00416.35
8.2.190.0160.00216.43
8.2.180.0140.00615.99
8.2.170.0120.00617.54
8.2.160.0150.00317.46
8.2.150.0150.00417.49
8.2.140.0150.00517.23
8.2.130.0150.00418.94
8.2.120.0160.00317.31
8.2.110.0160.00517.20
8.2.100.0140.00417.14
8.2.90.0150.00617.09
8.2.80.0160.00319.12
8.2.70.0120.00617.16
8.2.60.0150.00417.11
8.2.50.0150.00417.27
8.2.40.0180.00317.16
8.2.30.0140.00217.29
8.2.20.0150.00317.38
8.2.10.0180.00217.29
8.2.00.0150.00317.16

preferences:
146.09 ms | 1000 KiB | 7 Q