3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 1 => [ 'A' => ['AA' => 3, 'AB' => 5], 'B' => ['BA' => 2] ], 2 => [ 'C' => ['CA' => 4], 'D' => ['DA' => 1, 'DB' => 2] ], 3 => [ 'E' => ['EA' => 1, 'EB' => 2, 'EC' => 3], 'F' => ['FA' => 0, 'FB' => 7, 'FC' => 7] ] ]; var_export( array_map( fn($set) => array_sum(array_merge(...array_values($set))), $array ) );

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)
8.4.140.0150.00517.57
8.4.130.0110.00217.69
8.4.120.0070.00420.52
8.4.110.0130.00818.71
8.4.100.0070.00217.66
8.4.90.0150.00617.50
8.4.80.0050.00317.86
8.4.70.0130.00817.62
8.4.60.0090.00718.55
8.4.50.0120.00717.67
8.4.40.0110.01123.96
8.4.30.0150.00620.42
8.4.20.0070.01425.84
8.4.10.0050.00523.76
8.3.270.0070.01216.75
8.3.260.0100.00916.64
8.3.250.0100.00919.06
8.3.240.0090.01018.98
8.3.230.0050.00316.60
8.3.220.0080.01116.47
8.3.210.0110.00416.62
8.3.200.0070.00116.56
8.3.190.0020.00617.09
8.3.180.0070.00118.53
8.3.170.0120.00618.58
8.3.160.0120.00616.84
8.3.150.0110.00717.14
8.3.140.0150.00417.09
8.3.130.0100.01018.31
8.3.120.0000.00818.70
8.3.110.0080.00820.94
8.3.100.0000.00824.06
8.3.90.0040.00426.77
8.3.80.0000.00918.43
8.3.70.0180.00018.43
8.3.60.0140.00018.42
8.3.50.0100.01016.33
8.3.40.0110.00420.29
8.3.30.0110.00718.58
8.3.20.0020.00524.18
8.3.10.0040.00424.66
8.3.00.0050.00326.16
8.2.290.0040.00518.74
8.2.280.0130.00718.45
8.2.270.0120.00616.93
8.2.260.0040.00418.36
8.2.250.0000.00820.43
8.2.240.0040.00418.96
8.2.230.0080.00022.58
8.2.220.0000.00837.54
8.2.210.0080.00826.77
8.2.200.0000.00918.54
8.2.190.0070.01116.58
8.2.180.0120.00316.61
8.2.170.0070.00718.80
8.2.160.0070.00722.96
8.2.150.0000.00725.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.52
8.2.110.0060.00322.08
8.2.100.0070.00417.84
8.2.90.0000.01217.78
8.2.80.0050.00317.97
8.2.70.0040.00417.79
8.2.60.0030.00518.16
8.2.50.0040.00418.10
8.2.40.0030.00619.29
8.2.30.0050.00219.30
8.2.20.0000.00719.25
8.2.10.0050.00218.16
8.2.00.0090.00219.03
8.1.330.0120.00716.20
8.1.320.0100.00916.16
8.1.310.0110.00418.70
8.1.300.0090.00015.85
8.1.290.0030.00630.84
8.1.280.0100.00725.92
8.1.270.0040.00424.66
8.1.260.0070.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00022.14
8.1.230.0070.00422.66
8.1.220.0030.00517.78
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0000.00817.35
8.1.180.0080.00018.10
8.1.170.0050.00318.66
8.1.160.0040.00418.95
8.1.150.0040.00418.56
8.1.140.0030.00617.36
8.1.130.0030.00918.68
8.1.120.0070.00018.61
8.1.110.0110.00018.69
8.1.100.0110.00018.70
8.1.90.0000.01118.70
8.1.80.0110.00318.67
8.1.70.0100.00518.62
8.1.60.0090.00518.73
8.1.50.0120.00018.73
8.1.40.0060.00618.92
8.1.30.0090.00918.76
8.1.20.0180.00018.82
8.1.10.0070.01118.69
8.1.00.0130.00518.69
8.0.300.0040.00419.65
8.0.290.0030.00516.75
8.0.280.0030.00318.43
8.0.270.0060.00318.00
8.0.260.0080.00817.97
8.0.250.0070.01017.89
8.0.240.0130.00317.95
8.0.230.0030.01317.95
8.0.220.0000.01517.93
8.0.210.0120.00317.92
8.0.200.0100.00019.76
8.0.190.0000.01219.87
8.0.180.0050.00917.91
8.0.170.0110.00317.95
8.0.160.0150.00018.05
8.0.150.0090.00617.94
8.0.140.0100.00517.81
8.0.130.0120.00417.98
8.0.120.0120.00617.98
8.0.110.0130.00817.75
8.0.100.0110.00617.86
8.0.90.0120.00019.84
8.0.80.0150.00217.98
8.0.70.0100.00518.00
8.0.60.0050.00817.88
8.0.50.0100.00017.88
8.0.30.0030.01017.95
8.0.20.0090.00918.00
8.0.10.0110.00818.16

preferences:
89.38 ms | 403 KiB | 5 Q