3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ids = [1, 2, 2, 3]; $vals = [10, 20, 30, 50]; foreach ($ids as $index => $id) { $result[$id] = ($result[$id] ?? 0) + $vals[$index]; } 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)
8.5.00.0090.01219.90
8.4.150.0020.00114.05
8.4.140.0130.00917.54
8.4.130.0130.00717.69
8.4.120.0100.01120.51
8.4.110.0120.00822.25
8.4.100.0130.00718.42
8.4.90.0120.00918.43
8.4.80.0110.00918.73
8.4.70.0110.00818.21
8.4.60.0120.00918.73
8.4.50.0120.00818.90
8.4.40.0160.00317.82
8.4.30.0070.01318.66
8.4.20.0090.00019.69
8.4.10.0090.00619.35
8.3.280.0110.00818.41
8.3.270.0100.01016.52
8.3.260.0100.00916.85
8.3.250.0090.00218.86
8.3.240.0100.01017.25
8.3.230.0130.00616.77
8.3.220.0090.00818.85
8.3.210.0070.00616.63
8.3.200.0060.00316.68
8.3.190.0030.00517.12
8.3.180.0040.00317.20
8.3.170.0060.00820.75
8.3.160.0150.00317.01
8.3.150.0120.00617.13
8.3.140.0110.00716.51
8.3.130.0100.01018.31
8.3.120.0030.00618.70
8.3.110.0040.00418.40
8.3.100.0040.00424.06
8.3.90.0100.00726.77
8.3.80.0060.00317.97
8.3.70.0110.00418.55
8.3.60.0160.00316.69
8.3.50.0040.01116.42
8.3.40.0060.01322.00
8.3.30.0040.01120.34
8.3.20.0110.00621.83
8.3.10.0090.00721.77
8.3.00.0090.00918.79
8.2.290.0130.00620.45
8.2.280.0100.01018.15
8.2.270.0130.00619.07
8.2.260.0070.01016.47
8.2.250.0080.00018.48
8.2.240.0060.01216.95
8.2.230.0060.00320.94
8.2.220.0100.00737.54
8.2.210.0070.00726.77
8.2.200.0110.00016.25
8.2.190.0090.00916.58
8.2.180.0070.01116.38
8.2.170.0060.00918.77
8.2.160.0140.00022.96
8.2.150.0110.00419.16
8.2.140.0030.01320.41
8.2.130.0140.00520.54
8.2.120.0090.00719.35
8.2.110.0100.00819.36
8.2.100.0090.00919.05
8.2.90.0090.00818.85
8.2.80.0090.00819.37
8.2.70.0160.00018.75
8.2.60.0140.00518.72
8.2.50.0130.00219.10
8.2.40.0140.00218.94
8.2.30.0070.00818.80
8.2.20.0030.01318.74
8.2.10.0090.00818.79
8.2.00.0110.00318.75
8.1.330.0090.00921.91
8.1.320.0140.00515.97
8.1.310.0100.00016.41
8.1.300.0060.01316.58
8.1.290.0050.00530.84
8.1.280.0170.00025.92
8.1.270.0110.00522.05
8.1.260.0070.01121.94
8.1.250.0090.00722.08
8.1.240.0120.00319.47
8.1.230.0050.01119.50
8.1.220.0100.00518.77
8.1.210.0080.00718.61
8.1.200.0150.00318.79
8.1.190.0120.00518.72
8.1.180.0110.00618.36
8.1.170.0130.00118.78
8.1.160.0120.00318.47
8.1.150.0070.00718.75
8.1.140.0070.00918.50
8.1.130.0050.01018.77
8.1.120.0090.00718.49
8.1.110.0070.01018.65
8.1.100.0090.00718.40
8.1.90.0090.00718.57
8.1.80.0100.00519.73
8.1.70.0090.00918.60
8.1.60.0070.00818.65
8.1.50.0070.01018.55
8.1.40.0070.01018.69
8.1.30.0110.00518.77
8.1.20.0070.00919.99
8.1.10.0110.00418.67
8.1.00.0090.00918.48

preferences:
86.96 ms | 403 KiB | 5 Q