3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ [ 'cards1' => [ 'A', 'b', 'c' ], 'cards2' => [ 'A', 'e', 'd' ], 'cards3' => [ 'A', 'o', 'l' ] ], [ 'cards1' => [ 'A', 'b', 'c' ], 'cards2' => [ 'A', 'r', 'c' ], 'cards3' => [ 'A', 'bbb', 'yyy' ] ], [ 'cards1' => [ 'B', 'bbb', 'B' ], 'cards2' => [ 'B', ], 'cards3' => [ 'B', ] ] ]; $set = []; $except = []; foreach($arr as $data){ foreach($data as $key => $cards){ if($key === 'cards1'){ $except[$data[$key][0]] = true; break; } } } foreach($arr as &$data){ foreach($data as $key => &$cards){ foreach($cards as $index => $value){ if(isset($set[$value]) && !isset($except[$value])) unset($cards[$index]); else $set[$value] = true; } } } print_r($arr);

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)
8.4.140.0120.00917.46
8.4.130.0110.00917.76
8.4.120.0120.00520.63
8.4.110.0110.00922.61
8.4.100.0130.00717.84
8.4.90.0070.00218.61
8.4.80.0110.00917.76
8.4.70.0100.01017.73
8.4.60.0090.01118.71
8.4.50.0090.00720.36
8.4.40.0130.00317.71
8.4.30.0200.00020.64
8.4.20.0070.01320.66
8.4.10.0030.00617.75
8.3.270.0110.00916.54
8.3.260.0030.00516.62
8.3.250.0110.00719.14
8.3.240.0110.00816.77
8.3.230.0050.00316.86
8.3.220.0040.00317.41
8.3.210.0030.00518.46
8.3.200.0040.00516.54
8.3.190.0040.00417.28
8.3.180.0160.00316.41
8.3.170.0100.01017.08
8.3.160.0060.01218.24
8.3.150.0060.00916.75
8.3.140.0100.01019.05
8.3.130.0040.00418.60
8.3.120.0030.00620.77
8.3.110.0060.00320.94
8.3.100.0000.01216.61
8.3.90.0090.00026.77
8.3.80.0060.00316.50
8.3.70.0070.01116.63
8.3.60.0110.00718.28
8.3.50.0090.00921.19
8.3.40.0060.00919.02
8.3.30.0110.00718.79
8.3.20.0000.00821.76
8.3.10.0040.00420.18
8.3.00.0050.00323.71
8.2.290.0110.00820.73
8.2.280.0040.00518.62
8.2.270.0100.01017.43
8.2.260.0080.00016.76
8.2.250.0090.00616.83
8.2.240.0060.00319.06
8.2.230.0110.00022.58
8.2.220.0060.01024.06
8.2.210.0070.00726.77
8.2.200.0060.00318.29
8.2.190.0140.00716.63
8.2.180.0180.00425.92
8.2.170.0070.00718.91
8.2.160.0040.01122.07
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0030.00620.56
8.2.100.0110.00417.91
8.2.90.0000.00817.75
8.2.80.0080.00018.91
8.2.70.0040.00417.75
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0050.00218.09
8.2.20.0070.00018.08
8.2.10.0070.00019.24
8.2.00.0000.00819.34
8.1.330.0110.00723.88
8.1.320.0120.00716.10
8.1.310.0120.00618.41
8.1.300.0000.01018.01
8.1.290.0030.00930.84
8.1.280.0150.00325.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0050.00228.09
8.1.240.0000.00919.07
8.1.230.0030.00917.90
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0040.00417.48
8.1.190.0050.00317.35
8.1.180.0040.00418.10
8.1.170.0000.00818.50
8.1.160.0030.00618.90
8.1.150.0000.00718.81
8.1.140.0030.00520.91
8.1.130.0000.00820.17
8.1.120.0040.00417.43
8.1.110.0080.00017.52
8.1.100.0030.00817.37
8.1.90.0040.00417.49
8.1.80.0040.00417.48
8.1.70.0030.00317.41
8.1.60.0050.00317.58
8.1.50.0030.00617.44
8.1.40.0040.00417.50
8.1.30.0060.00317.70
8.1.20.0050.00317.59
8.1.10.0070.00017.58
8.1.00.0000.00817.54
8.0.300.0090.00018.77
8.0.290.0000.00816.75
8.0.280.0000.00718.46
8.0.270.0000.00816.84
8.0.260.0030.00320.10
8.0.250.0000.00716.98
8.0.240.0000.00816.88
8.0.230.0040.00416.87
8.0.220.0100.00016.93
8.0.210.0000.00616.96
8.0.200.0030.00316.86
8.0.190.0040.00416.93
8.0.180.0040.00416.86
8.0.170.0000.00916.84
8.0.160.0030.00516.82
8.0.150.0040.00416.92
8.0.140.0040.00416.77
8.0.130.0000.00613.27
8.0.120.0040.00416.84
8.0.110.0040.00416.73
8.0.100.0000.00816.89
8.0.90.0080.00016.92
8.0.80.0160.00916.88
8.0.70.0040.00416.79
8.0.60.0070.00016.88
8.0.50.0070.00016.92
8.0.30.0100.01016.80
8.0.20.0060.01317.44
8.0.10.0070.00017.06
8.0.00.0060.01416.78
7.4.330.0050.00015.55
7.4.320.0040.00416.48
7.4.300.0000.00616.60
7.4.290.0040.00416.63
7.4.280.0040.00416.64
7.4.270.0030.00616.69
7.4.260.0000.00916.65
7.4.250.0040.00416.35
7.4.240.0000.00716.63
7.4.230.0000.00716.38
7.4.220.0000.00716.61
7.4.210.0060.00816.59
7.4.200.0000.00716.44
7.4.140.0120.00617.86
7.4.130.0090.00916.66
7.4.120.0120.00616.50
7.4.110.0100.00716.50
7.4.100.0070.01116.68
7.4.90.0080.00816.54
7.4.80.0100.00719.39
7.4.70.0100.00616.70
7.4.60.0100.00716.48
7.4.50.0030.00916.34
7.4.40.0070.01016.61
7.4.00.0140.00314.93
7.3.330.0030.00313.23
7.3.320.0040.00413.30
7.3.310.0000.00616.31
7.3.300.0000.00716.35
7.3.290.0000.00716.35
7.3.260.0080.00916.54
7.3.240.0060.01216.44
7.3.230.0060.01616.55
7.3.210.0100.00716.41
7.3.200.0100.01316.48
7.3.190.0080.00816.51
7.3.180.0120.00616.66
7.3.170.0130.00516.48
7.3.160.0040.01216.59
7.3.120.0080.00614.64
7.3.110.0070.00714.80
7.3.100.0040.00714.91
7.3.90.0000.01014.80
7.3.80.0040.00415.05
7.3.70.0070.00614.99
7.3.60.0060.01014.85
7.3.50.0070.00814.81
7.3.40.0080.00514.68
7.3.30.0070.00914.77
7.3.20.0090.00616.77
7.3.10.0060.00716.50
7.3.00.0100.00616.43
7.2.330.0140.00416.42
7.2.320.0110.00716.74
7.2.310.0100.00716.84
7.2.300.0120.00616.73
7.2.290.0080.00816.59
7.2.240.0070.00715.01
7.2.230.0030.00714.72
7.2.220.0110.00414.69
7.2.210.0100.00715.29
7.2.200.0080.00415.04
7.2.190.0030.01215.07
7.2.180.0050.01315.04
7.2.170.0120.00115.22
7.2.160.0100.00315.04
7.2.150.0050.00816.87
7.2.140.0090.00716.99
7.2.130.0140.00316.94
7.2.120.0020.01316.79
7.2.110.0050.00916.72
7.2.100.0070.01017.02
7.2.90.0060.01116.99
7.2.80.0030.01116.96
7.2.70.0110.00516.84
7.2.60.0090.00717.04
7.2.50.0050.00816.97
7.2.40.0070.00617.11
7.2.30.0060.00616.99
7.2.20.0100.00416.85
7.2.10.0060.00616.96
7.2.00.0060.00816.90
7.1.330.0090.00615.79
7.1.320.0070.00716.04
7.1.310.0060.00315.43
7.1.300.0050.00715.85
7.1.290.0050.00715.73
7.1.280.0060.00615.77
7.1.270.0060.00715.76
7.1.260.0110.00015.69
7.1.250.0070.00715.88

preferences:
130.93 ms | 403 KiB | 5 Q