3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ["2" => 6, "5" => 1], ["2" => 1, "5" => 3], ]; $result = []; foreach ($array as $row) { foreach ($row as $k => $v) { if (!isset($result[$k]) || $result[$k] < $v){ $result[$k] = $v; } } } var_export($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)
8.4.130.0140.00717.82
8.4.120.0130.00620.36
8.4.110.0120.00819.07
8.4.100.0050.00517.46
8.4.90.0030.00517.64
8.4.80.0100.00621.61
8.4.70.0110.00917.68
8.4.60.0140.00617.97
8.4.50.0130.00719.08
8.4.40.0150.00317.45
8.4.30.0030.00518.86
8.4.20.0160.00618.05
8.4.10.0000.00919.40
8.3.250.0080.01018.70
8.3.240.0100.00916.80
8.3.230.0100.00816.80
8.3.220.0040.00319.07
8.3.210.0090.00916.44
8.3.200.0100.01116.62
8.3.190.0100.00518.94
8.3.180.0050.00416.47
8.3.170.0090.01220.51
8.3.160.0090.00920.20
8.3.150.0100.01016.52
8.3.140.0070.00716.40
8.3.130.0040.00418.23
8.3.120.0030.00620.73
8.3.110.0000.00920.94
8.3.100.0030.00624.06
8.3.90.0140.00426.77
8.3.80.0040.00417.97
8.3.70.0110.00416.47
8.3.60.0120.00918.45
8.3.50.0110.00416.80
8.3.40.0110.00420.47
8.3.30.0070.01020.20
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0130.00628.09
8.2.290.0110.00820.45
8.2.280.0110.00716.77
8.2.270.0040.01118.83
8.2.260.0100.00718.50
8.2.250.0040.00416.56
8.2.240.0050.00518.82
8.2.230.0110.00022.58
8.2.220.0030.00637.54
8.2.210.0040.00426.77
8.2.200.0030.00616.38
8.2.190.0090.00618.29
8.2.180.0090.01216.63
8.2.170.0070.00718.96
8.2.160.0160.00322.96
8.2.150.0060.00325.66
8.2.140.0060.00324.66
8.2.130.0070.01128.09
8.2.120.0090.00928.09
8.2.110.0080.01128.09
8.2.100.0090.00928.09
8.2.90.0070.01128.09
8.2.80.0060.00928.09
8.2.70.0070.00728.09
8.2.60.0120.00928.09
8.2.50.0070.00728.09
8.2.40.0130.00728.09
8.2.30.0120.00328.09
8.2.20.0080.00828.09
8.2.10.0150.00028.09
8.2.00.0080.00028.09
8.1.330.0110.00916.66
8.1.320.0120.00816.06
8.1.310.0080.00818.50
8.1.300.0150.00016.31
8.1.290.0090.00330.84
8.1.280.0100.01025.92
8.1.270.0060.00321.99
8.1.260.0080.00028.09
8.1.250.0040.01128.09
8.1.240.0060.00328.09
8.1.230.0140.00428.09
8.1.220.0040.01528.09
8.1.210.0040.01528.09
8.1.200.0030.00628.09
8.1.190.0040.00428.09
8.1.180.0070.00728.09
8.1.170.0080.00828.09
8.1.160.0060.00328.09
8.1.150.0040.01128.09
8.1.140.0090.00028.09
8.1.130.0110.00428.09
8.1.120.0110.00428.09
8.1.110.0050.00328.09
8.1.100.0060.00928.09
8.1.90.0060.00328.09
8.1.80.0050.00328.09
8.1.70.0060.00328.09
8.1.60.0030.00528.09
8.1.50.0050.00328.09
8.1.40.0030.00528.09
8.1.30.0000.00828.09
8.1.20.0040.00428.09
8.1.10.0000.00828.09
8.1.00.0040.00428.09

preferences:
28.76 ms | 403 KiB | 5 Q