3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array( 3 => [4095, 651], 4095 => [3], 651 => [4432], 4432 => [3, 651], 92 => [45], 45 => [92], ); function getChildren($ind_ar,$prev_ar,$data, $rem){ $tmp = []; $mark = 0; foreach($ind_ar as $ind){ foreach($data[$ind] as $new_val){ if(!in_array($new_val,$prev_ar) && $new_val != $ind && $new_val != $rem){ $mark = 1; $tmp[] = $new_val; } foreach($data[$new_val] as $new){ if(!in_array($new,$prev_ar) && $new != $ind && $new != $rem){ $mark = 1; $tmp[] = $new; } } } } $res_ar = $prev_ar; if(!empty($tmp)) $res_ar = array_unique(array_merge($tmp,$prev_ar)); if($mark) $res_ar = getChildren($tmp,$res_ar,$data, $rem); return $res_ar; } foreach($data as $in => &$data_val) { $data_val = getChildren([$in],$data_val,$data, $in); sort($data_val); } print_r($data);

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)
8.4.130.0130.00717.77
8.4.120.0100.01120.51
8.4.110.0120.00918.74
8.4.100.0120.01017.51
8.4.90.0090.01020.67
8.4.80.0050.00319.12
8.4.70.0060.00218.87
8.4.60.0130.00618.72
8.4.50.0150.00718.75
8.4.40.0040.00417.84
8.4.30.0090.00918.74
8.4.20.0150.00619.75
8.4.10.0090.00019.76
8.3.260.0040.00416.49
8.3.250.0110.00718.95
8.3.240.0050.00416.36
8.3.230.0140.00416.53
8.3.220.0030.00618.92
8.3.210.0090.00916.66
8.3.200.0040.00516.78
8.3.190.0070.01417.16
8.3.180.0110.00718.80
8.3.170.0130.00716.48
8.3.160.0120.00617.23
8.3.150.0070.01117.09
8.3.140.0070.00318.39
8.3.130.0130.00918.34
8.3.120.0180.00417.08
8.3.110.0080.00016.59
8.3.100.0060.00320.15
8.3.90.0120.00316.66
8.3.80.0100.00317.97
8.3.70.0070.00718.56
8.3.60.0070.01516.63
8.3.50.0090.01223.58
8.3.40.0150.00018.92
8.3.30.0120.00318.70
8.3.20.0080.00021.04
8.3.10.0040.00420.16
8.3.00.0000.00820.55
8.2.290.0120.00716.70
8.2.280.0120.00720.09
8.2.270.0090.00917.29
8.2.260.0090.00616.55
8.2.250.0040.00418.65
8.2.240.0030.00616.87
8.2.230.0060.00320.94
8.2.220.0080.00024.06
8.2.210.0040.00426.77
8.2.200.0080.00416.63
8.2.190.0090.00616.58
8.2.180.0170.00016.75
8.2.170.0120.00322.96
8.2.160.0100.00320.52
8.2.150.0000.01024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0080.00021.06
8.2.110.0130.00922.04
8.2.100.0130.00317.91
8.2.90.0050.00317.75
8.2.80.0030.00518.73
8.2.70.0080.00017.50
8.2.60.0040.00418.05
8.2.50.0040.00418.05
8.2.40.0040.00418.16
8.2.30.0000.00719.50
8.2.20.0040.00418.14
8.2.10.0040.00419.38
8.2.00.0000.00719.24
8.1.330.0090.00916.22
8.1.320.0140.00616.19
8.1.310.0060.00316.43
8.1.300.0090.00018.57
8.1.290.0030.00618.88
8.1.280.0140.00725.92
8.1.270.0000.00822.11
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0030.00720.71
8.1.230.0090.00317.82
8.1.220.0040.00417.76
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0060.00317.22
8.1.180.0060.00318.10
8.1.170.0050.00317.62
8.1.160.0000.00718.90
8.1.150.0000.00718.95
8.1.140.0080.00018.90
8.1.130.0040.00421.93
8.1.120.0030.00317.35
8.1.110.0040.00417.47
8.1.100.0000.00817.50
8.1.90.0040.00417.50
8.1.80.0040.00417.36
8.1.70.0000.00717.36
8.1.60.0050.00317.61
8.1.50.0070.00017.54
8.1.40.0050.00217.46
8.1.30.0000.00817.58
8.1.20.0040.00417.70
8.1.10.0040.00417.49
8.1.00.0000.00817.50
8.0.300.0070.00020.58
8.0.290.0060.00316.63
8.0.280.0000.00718.38
8.0.270.0070.00018.03
8.0.260.0030.00420.01
8.0.250.0000.00716.89
8.0.240.0000.00616.90
8.0.230.0000.00716.85
8.0.220.0030.00316.85
8.0.210.0040.00416.82
8.0.200.0000.00716.89
8.0.190.0040.00416.99
8.0.180.0080.00016.92
8.0.170.0060.00316.95
8.0.160.0000.00716.92
8.0.150.0080.00016.73
8.0.140.0000.01216.88
8.0.130.0000.00513.30
8.0.120.0000.00716.86
8.0.110.0040.00416.73
8.0.100.0040.00417.03
8.0.90.0030.00616.69
8.0.80.0070.00716.87
8.0.70.0040.00416.75
8.0.60.0000.00716.81
8.0.50.0040.00416.92
8.0.30.0130.00416.82
8.0.20.0090.01217.22
8.0.10.0040.00416.91
8.0.00.0040.01416.63
7.4.330.0020.00215.55
7.4.320.0030.00316.59
7.4.300.0000.00616.49
7.4.290.0050.00316.58
7.4.280.0030.00616.65
7.4.270.0000.00816.59
7.4.260.0000.00513.29
7.4.250.0000.00716.43
7.4.240.0020.00516.51
7.4.230.0030.00316.52
7.4.220.0040.00416.66
7.4.210.0060.01016.56
7.4.200.0040.00416.64
7.4.130.0090.01016.52
7.4.120.0130.00616.48
7.4.110.0070.01016.54
7.4.100.0080.00816.48
7.4.90.0070.01116.50
7.4.80.0130.01019.39
7.4.70.0070.01016.58
7.4.60.0060.00916.48
7.4.50.0040.01116.63
7.4.40.0030.01216.50
7.4.30.0130.00316.58
7.4.20.0030.01716.49
7.4.10.0130.00616.52
7.4.00.0090.01216.54
7.3.330.0000.00816.40
7.3.320.0000.00513.39
7.3.310.0030.00316.14
7.3.300.0000.00716.39
7.3.290.0060.01116.34
7.3.280.0070.01016.28
7.3.260.0130.00816.43
7.3.240.0050.01216.53
7.3.230.0090.00916.37
7.3.210.0140.00416.68
7.3.200.0070.01416.34
7.3.190.0220.00016.43
7.3.180.0080.00816.62
7.3.170.0130.01016.57
7.3.160.0090.00616.51
7.3.150.0040.01216.34
7.3.140.0070.01416.52
7.3.130.0030.01516.40
7.3.120.0040.01216.53
7.3.110.0130.00316.53
7.3.100.0030.01416.33
7.3.90.0070.01016.60
7.3.80.0120.00416.32
7.3.70.0100.01016.49
7.3.60.0120.00316.45
7.3.50.0060.01516.24
7.3.40.0070.01116.53
7.3.30.0070.01016.26
7.3.20.0000.01716.30
7.3.10.0120.00616.52
7.3.00.0140.00416.36
7.2.330.0070.01016.74
7.2.320.0170.00016.71
7.2.310.0080.00916.87
7.2.300.0090.00916.88
7.2.290.0110.00616.86
7.2.280.0030.01316.52
7.2.270.0080.01316.85
7.2.260.0060.01216.54
7.2.250.0100.00716.82
7.2.240.0110.00516.51
7.2.230.0100.00716.72
7.2.220.0180.00016.73
7.2.210.0100.00616.43
7.2.200.0100.00716.58
7.2.190.0030.01316.76
7.2.180.0000.01616.47
7.2.170.0100.01016.68
7.2.160.0100.00716.66
7.2.150.0120.00616.62
7.2.140.0110.00716.63
7.2.130.0060.01216.88
7.2.120.0140.00716.74
7.2.110.0090.01216.86
7.2.100.0060.01216.87
7.2.90.0130.00616.70
7.2.80.0110.00816.66
7.2.70.0090.00916.80
7.2.60.0150.00316.48
7.2.50.0100.01316.70
7.2.40.0150.00316.71
7.2.30.0060.01216.64
7.2.20.0120.00616.76
7.2.10.0030.01516.71
7.2.00.0130.00616.65

preferences:
33.71 ms | 403 KiB | 5 Q