3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 'visitPoints'=>[ 20=>[2,5,6,8,10,11], 35=>[2,5,6], 57=>[1] ], 'islands'=>[ 20=>[5,10,11], 35=>[5,6] ], 'animals'=>[ 20=>[5,11], 35=>[] ] ]; /*$result = [ 20=>[5,11], 35=>[], 57=>[], ];*/ $result = array_shift($array) ?? []; foreach ($array as $rows) { foreach ($result as $k => $row) { $result[$k] = array_values(array_intersect($row, $rows[$k] ?? [])); } } 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)
8.4.120.0130.00624.08
8.4.110.0130.00622.38
8.4.100.0120.00818.70
8.4.90.0120.00818.88
8.4.80.0040.00418.89
8.4.70.0130.00717.92
8.4.60.0050.00318.80
8.4.50.0070.00218.60
8.4.40.0060.01017.35
8.4.30.0030.01618.77
8.4.20.0150.00319.43
8.4.10.0060.00319.42
8.3.250.0130.00518.67
8.3.240.0130.00417.05
8.3.230.0130.00516.43
8.3.220.0080.00918.97
8.3.210.0040.01018.59
8.3.200.0060.00616.42
8.3.190.0060.00217.20
8.3.180.0130.00619.04
8.3.170.0060.01220.75
8.3.160.0120.00617.13
8.3.150.0130.00617.25
8.3.140.0080.00016.73
8.3.130.0040.00418.44
8.3.120.0030.00618.96
8.3.110.0050.00520.94
8.3.100.0030.00616.65
8.3.90.0040.00426.77
8.3.80.0040.00417.97
8.3.70.0140.00718.30
8.3.60.0220.00018.36
8.3.50.0120.00316.62
8.3.40.0080.00818.84
8.3.30.0160.00318.79
8.3.20.0110.00421.77
8.3.10.0150.00021.64
8.3.00.0170.00318.91
8.2.290.0130.00520.54
8.2.280.0090.01018.45
8.2.270.0140.00417.04
8.2.260.0040.01116.51
8.2.250.0030.00519.15
8.2.240.0060.00317.32
8.2.230.0050.00522.58
8.2.220.0150.00024.06
8.2.210.0100.00726.77
8.2.200.0060.00316.75
8.2.190.0120.00316.82
8.2.180.0040.01116.50
8.2.170.0080.00818.91
8.2.160.0180.00919.85
8.2.150.0130.00719.10
8.2.140.0070.00720.47
8.2.130.0090.00620.47
8.2.120.0070.01019.10
8.2.110.0100.00619.26
8.2.100.0100.00719.31
8.2.90.0100.00718.96
8.2.80.0110.00719.45
8.2.70.0160.00318.63
8.2.60.0100.01018.85
8.2.50.0170.00718.98
8.2.40.0200.00318.72
8.2.30.0210.00318.66
8.2.20.0230.00318.77
8.2.10.0250.00418.83
8.2.00.0260.00018.65
8.1.330.0140.00421.76
8.1.320.0100.00916.02
8.1.310.0030.01418.38
8.1.300.0040.00715.75
8.1.290.0090.00030.84
8.1.280.0030.01425.92
8.1.270.0080.00821.94
8.1.260.0170.00022.01
8.1.250.0000.01422.10
8.1.240.0250.00018.41
8.1.230.0170.00718.52
8.1.220.0110.01118.73
8.1.210.0190.00418.70
8.1.200.0190.00418.65
8.1.190.0250.00018.68
8.1.180.0200.01018.33
8.1.170.0120.01218.81
8.1.160.0160.00718.51
8.1.150.0200.00318.54
8.1.140.0160.01018.59
8.1.130.0180.00718.65
8.1.120.0140.01018.50
8.1.110.0180.00718.49
8.1.100.0160.00319.59
8.1.90.0150.00718.38
8.1.80.0140.01019.70
8.1.70.0130.00718.74
8.1.60.0240.00318.43
8.1.50.0200.00718.49
8.1.40.0130.01018.49
8.1.30.0120.00318.81
8.1.20.0120.00319.93
8.1.10.0030.01218.57
8.1.00.0150.00018.47

preferences:
28.66 ms | 403 KiB | 5 Q