3v4l.org

run code in 300+ PHP versions simultaneously
<?php $main = array( array('Women', 'Acces', 'Belts'), array('Women', 'Acces', 'Bangels'), array('Women', 'Top', 'T-Shirts') ); echo "<pre>"; print_r($main); $max_level = 0; foreach($main as $data){ $max_level = count($data); foreach($data as $k => $v) { $level = "lev_$k"; if(!is_array($level)){ $level = array(); } $index = array_search($v, $level); if($index === false){ if($k == 0){ $level[] = $v; } else { $parent = "lev_" . ($k-1); if(!is_array($parent)){ $parent = array(); } $parent_index = array_search($data[$k-1], $parent); if($parent_index){ $level[$parent_index] = $v; } } } } } for($i = 0;$i< $max_level;$i++){ $level = "lev_$i"; print_r($$level); }

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)
8.3.60.0070.00716.75
8.3.50.0090.01021.96
8.3.40.0120.00319.09
8.3.30.0110.00418.83
8.3.20.0040.00420.25
8.3.10.0070.00023.53
8.3.00.0040.00422.37
8.2.180.0120.00316.75
8.2.170.0160.00622.96
8.2.160.0100.01019.41
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0040.00422.25
8.2.120.0040.00426.35
8.2.110.0030.00622.18
8.2.100.0040.00817.91
8.2.90.0040.00417.88
8.2.80.0060.00318.73
8.2.70.0080.00017.63
8.2.60.0000.00817.50
8.2.50.0080.00018.10
8.2.40.0000.00922.23
8.2.30.0070.00019.27
8.2.20.0040.00417.76
8.2.10.0000.00718.02
8.2.00.0070.00317.74
8.1.280.0120.00925.92
8.1.270.0040.00423.89
8.1.260.0070.00028.09
8.1.250.0030.00628.09
8.1.240.0050.00520.56
8.1.230.0040.00821.04
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0090.00017.36
8.1.190.0040.00417.23
8.1.180.0080.00018.10
8.1.170.0040.00420.29
8.1.160.0040.00422.15
8.1.150.0030.00518.87
8.1.140.0040.00419.52
8.1.130.0000.00717.64
8.1.120.0070.00017.48
8.1.110.0030.00517.45
8.1.100.0030.00617.51
8.1.90.0000.00717.37
8.1.80.0040.00417.38
8.1.70.0000.00717.43
8.1.60.0000.00717.48
8.1.50.0000.00817.54
8.1.40.0000.00817.54
8.1.30.0030.00617.56
8.1.20.0080.00017.71
8.1.10.0070.00017.57
8.1.00.0050.00317.45
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0030.00318.46
8.0.270.0000.00717.22
8.0.260.0000.00617.39
8.0.250.0030.00316.94
8.0.240.0000.00616.93
8.0.230.0040.00417.04
8.0.220.0030.00316.99
8.0.210.0030.00316.94
8.0.200.0060.00316.89
8.0.190.0070.00017.03
8.0.180.0040.00416.86
8.0.170.0040.00416.88
8.0.160.0070.00016.94
8.0.150.0070.00016.94
8.0.140.0050.00516.83
8.0.130.0050.00013.37
8.0.120.0000.00916.91
8.0.110.0000.00817.00
8.0.100.0040.00416.96
8.0.90.0070.00016.80
8.0.80.0030.01316.95
8.0.70.0000.00816.86
8.0.60.0000.00716.83
8.0.50.0050.00216.83
8.0.30.0110.00617.09
8.0.20.0100.00817.40
8.0.10.0040.00416.94
8.0.00.0130.01017.04
7.4.330.0000.00515.12
7.4.320.0050.00216.50
7.4.300.0040.00416.42
7.4.290.0030.00316.41
7.4.280.0040.00416.41
7.4.270.0070.00016.53
7.4.260.0060.00316.60
7.4.250.0060.00316.48
7.4.240.0030.00516.43
7.4.230.0070.00016.61
7.4.220.0100.01316.66
7.4.210.0120.00616.56
7.4.200.0080.00016.30
7.4.160.0090.00916.38
7.4.150.0030.01417.40
7.4.140.0080.00817.86
7.4.130.0090.00916.50
7.4.120.0080.01016.59
7.4.110.0070.01016.56
7.4.100.0150.00316.50
7.4.90.0000.02016.32
7.4.80.0060.01019.39
7.4.70.0030.01216.69
7.4.60.0060.01016.56
7.4.50.0030.01316.27
7.4.40.0090.00616.67
7.4.30.0110.00716.51
7.4.00.0070.00315.15
7.3.330.0050.00013.32
7.3.320.0000.00613.31
7.3.310.0070.00016.23
7.3.300.0000.00716.38
7.3.290.0070.00816.37
7.3.280.0090.00816.36
7.3.270.0100.00617.40
7.3.260.0100.00716.50
7.3.250.0080.00916.46
7.3.240.0070.01416.46
7.3.230.0120.00616.57
7.3.210.0070.01116.45
7.3.200.0100.00616.25
7.3.190.0060.01016.64
7.3.180.0060.00916.37
7.3.170.0090.01216.49
7.3.160.0000.01516.42
7.3.10.0080.00416.75
7.3.00.0110.00416.45
7.2.330.0090.00916.75
7.2.320.0130.01016.74
7.2.310.0090.00916.82
7.2.300.0130.00716.55
7.2.290.0100.01016.91
7.2.130.0040.00816.81
7.2.120.0030.00916.68
7.2.110.0100.00316.48
7.2.100.0000.01216.21
7.2.90.0100.00316.65
7.2.80.0100.00316.00
7.2.70.0080.00816.45
7.2.60.0060.00616.96
7.2.50.0000.01416.50
7.2.40.0050.00516.73
7.2.30.0110.00416.56
7.2.20.0030.00616.48
7.2.10.0080.00416.28
7.2.00.0050.00818.20
7.1.250.0080.00315.42
7.1.200.0040.00415.58
7.1.100.0260.00314.24
7.1.70.0000.00917.21
7.1.60.0040.00717.30
7.1.50.0140.00716.86
7.1.00.0070.07322.36
7.0.200.0250.00414.61
7.0.100.9930.07019.99
7.0.90.1230.07020.06
7.0.80.1200.04320.00
7.0.70.0100.06019.96
7.0.60.0200.05020.02
7.0.50.0230.06320.34
7.0.40.0130.06320.25
7.0.30.0170.07020.39
7.0.20.0200.08720.41
7.0.10.0130.08320.30
7.0.00.0230.08020.27
5.6.250.0100.06320.65
5.6.240.0100.07320.75
5.6.230.0300.06320.70
5.6.220.0100.06020.63
5.6.210.0200.05020.85
5.6.200.0170.08021.14
5.6.190.0300.06321.09
5.6.180.0300.08021.09
5.6.170.0070.0306.34
5.6.160.0300.06321.06
5.6.150.0300.06321.18
5.6.140.0130.08321.15
5.6.130.0170.08021.05
5.6.120.0100.07021.09
5.6.110.0170.06321.07
5.6.100.0130.06320.98
5.6.90.0030.07021.07
5.6.80.0170.06320.50
5.6.70.0170.05320.58
5.6.60.0130.05720.54
5.6.50.0170.05720.50
5.6.40.0100.06720.50
5.6.30.0230.05020.47
5.6.20.0070.07020.49
5.6.10.0200.05320.43
5.6.00.0100.06720.42

preferences:
35.7 ms | 401 KiB | 5 Q