3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ 0 => [ "category_id" => 20, "category_name" => "Category 1" , "sub_categories" => [ 0 => [ "category_id" => 25, "category_name" => "Category 1.1", "sub_categories" => '' ], 1=> [ "category_id" => 26, "category_name" => "Category 1.2", "sub_categories" => '' ], 2 => [ "category_id" => 27, "category_name" => "Category 1.3", "sub_categories" => [ 0 => [ "category_id" => 31, "category_name" => "Category 2.1", "sub_categories" => '' ], 1=> [ "category_id" => 32, "category_name" => "Category 2.2", "sub_categories" => '' ], ] ], ] ], 1=> [ "category_id" => 21, "category_name" => "Category 2", "sub_categories" => '' ], ]; function getCats($data, array &$ar, $res = ''){ foreach($data as $arr){ $res_new = ''; $res_new .= $arr['category_name'] && $res ? $res.' -> '.$arr['category_name'] : $arr['category_name']; $ar[] = ["category_id"=>$arr['category_id'], "category_name"=>$res_new, ]; // echo $res_new.PHP_EOL; // echo .PHP_EOL; if(is_array($arr['sub_categories'])){ if (count($arr['sub_categories'])>0){ getCats($arr['sub_categories'], $ar, $res_new); } } } } $ares = []; getCats($data,$ares); print_r($ares);

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)
8.4.140.0130.00817.88
8.4.130.0130.00717.59
8.4.120.0100.00920.74
8.4.110.0100.00918.71
8.4.100.0110.00617.76
8.4.90.0070.00518.71
8.4.80.0140.00617.63
8.4.70.0140.00717.90
8.4.60.0130.00718.97
8.4.50.0130.00718.77
8.4.40.0170.00420.52
8.4.30.0090.01020.63
8.4.20.0040.00417.59
8.4.10.0090.00019.45
8.3.270.0080.01116.44
8.3.260.0100.01016.66
8.3.250.0100.00919.18
8.3.240.0110.00816.67
8.3.230.0140.00516.64
8.3.220.0110.00817.23
8.3.210.0090.00816.72
8.3.200.0060.00316.54
8.3.190.0110.00817.41
8.3.180.0110.00718.46
8.3.170.0040.00420.68
8.3.160.0040.00417.32
8.3.150.0070.00717.29
8.3.140.0040.01116.43
8.3.130.0040.00418.49
8.3.120.0060.00318.79
8.3.110.0060.00318.59
8.3.100.0030.00616.60
8.3.90.0040.01126.77
8.3.80.0050.00519.36
8.3.70.0100.01016.63
8.3.60.0070.00718.43
8.3.50.0140.00324.50
8.3.40.0070.00718.84
8.3.30.0110.00418.47
8.3.20.0050.00321.00
8.3.10.0040.00421.89
8.3.00.0080.00023.84
8.2.290.0120.00820.36
8.2.280.0110.00720.32
8.2.270.0130.00618.94
8.2.260.0050.00518.59
8.2.250.0000.00816.55
8.2.240.0090.00917.40
8.2.230.0000.00820.94
8.2.220.0110.00424.06
8.2.210.0060.00326.77
8.2.200.0040.00416.50
8.2.190.0140.00416.58
8.2.180.0070.01116.75
8.2.170.0030.01022.96
8.2.160.0100.00322.26
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00421.07
8.2.110.0080.00022.20
8.2.100.0060.00619.48
8.2.90.0000.00819.34
8.2.80.0000.01117.97
8.2.70.0040.00417.50
8.2.60.0090.00017.93
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00818.14
8.2.20.0040.00418.23
8.2.10.0030.00619.25
8.2.00.0050.00219.13
8.1.330.0120.00821.85
8.1.320.0100.01116.04
8.1.310.0040.00416.51
8.1.300.0060.00318.41
8.1.290.0070.00318.88
8.1.280.0000.01425.92
8.1.270.0000.00822.53
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00322.61
8.1.230.0110.00017.48
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.01017.35
8.1.190.0060.00317.23
8.1.180.0030.00518.10
8.1.170.0030.00618.45
8.1.160.0070.00318.95
8.1.150.0000.00720.71
8.1.140.0040.00420.82
8.1.130.0040.00420.19
8.1.120.0050.00217.40
8.1.110.0030.00517.42
8.1.100.0040.00417.42
8.1.90.0000.00717.43
8.1.80.0000.00917.48
8.1.70.0070.00017.44
8.1.60.0050.00317.52
8.1.50.0000.00817.54
8.1.40.0000.00917.54
8.1.30.0040.00417.67
8.1.20.0090.00017.66
8.1.10.0000.00817.50
8.1.00.0030.00617.52
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0040.00418.50
8.0.270.0030.00318.13
8.0.260.0030.00320.17
8.0.250.0000.00717.04
8.0.240.0040.00417.09
8.0.230.0050.00316.99
8.0.220.0030.00316.86
8.0.210.0000.00716.86
8.0.200.0040.00417.03
8.0.190.0040.00417.09
8.0.180.0040.00416.92
8.0.170.0040.00417.04
8.0.160.0030.00616.90
8.0.150.0030.00516.96
8.0.140.0070.00016.94
8.0.130.0050.00013.38
8.0.120.0000.00716.84
8.0.110.0040.00416.75
8.0.100.0070.00016.77
8.0.90.0030.00616.84
8.0.80.0050.01216.98
8.0.70.0000.00716.76
8.0.60.0050.00216.84
8.0.50.0030.00516.86
8.0.30.0110.00516.90
8.0.20.0280.02117.12
8.0.10.0000.00716.88
8.0.00.0140.01016.82
7.4.330.0000.00516.76
7.4.320.0040.00416.43
7.4.300.0030.00316.58
7.4.290.0000.00816.52
7.4.280.0060.00316.65
7.4.270.0000.00716.61
7.4.260.0060.00013.30
7.4.250.0070.00016.53
7.4.240.0030.00316.54
7.4.230.0040.00416.57
7.4.220.0020.00516.54
7.4.210.0080.00816.53
7.4.200.0040.00416.40
7.4.130.0060.01216.55
7.4.120.0100.01316.50
7.4.110.0170.00316.70
7.4.100.0100.00716.45
7.4.90.0080.00816.68
7.4.80.0070.01719.39
7.4.70.0100.00716.60
7.4.60.0040.01316.39
7.4.50.0050.00816.46
7.4.40.0080.00816.68
7.4.10.0000.02015.04
7.4.00.0080.00514.66
7.3.330.0070.00016.43
7.3.320.0050.00013.25
7.3.310.0040.00416.22
7.3.300.0000.00716.38
7.3.290.0060.01016.38
7.3.280.0060.00916.38
7.3.260.0150.00316.33
7.3.240.0090.00816.47
7.3.230.0030.01316.52
7.3.210.0030.01316.57
7.3.200.0120.00816.47
7.3.190.0060.00916.34
7.3.180.0120.00616.64
7.3.170.0060.01716.55
7.3.160.0090.00616.41
7.3.130.0100.01014.93
7.3.120.0070.00614.88
7.3.110.0030.01814.66
7.3.100.0090.00615.09
7.3.90.0040.01114.88
7.3.80.0090.00615.02
7.3.70.0050.00814.93
7.3.60.0080.00514.75
7.3.50.0110.00314.56
7.3.40.0030.01114.84
7.3.30.0060.00915.02
7.3.20.0060.00914.89
7.3.10.0130.00714.98
7.3.00.0080.00814.91
7.2.330.0100.01316.55
7.2.320.0090.00916.65
7.2.310.0100.00716.88
7.2.300.0090.00916.64
7.2.290.0070.01016.54
7.2.260.0030.01115.18
7.2.250.0060.01015.07
7.2.240.0060.01315.27
7.2.230.0070.01315.23
7.2.220.0040.01115.28
7.2.210.0070.00715.21
7.2.200.0110.00314.88
7.2.190.0090.00615.07
7.2.180.0060.00915.09
7.2.170.0130.00214.89
7.2.160.0120.00415.09
7.2.150.0360.00614.78
7.2.140.0100.01015.09
7.2.130.0060.01115.29
7.2.120.0100.00615.12
7.2.110.0030.01215.18
7.2.100.0080.01415.02
7.2.90.0130.00615.19
7.2.80.0130.00314.93
7.2.70.0000.01515.24
7.2.60.0060.01315.03
7.2.50.0060.01015.20
7.2.40.0000.01514.97
7.2.30.0100.00315.13
7.2.20.0050.01015.06
7.2.10.0060.00915.26
7.2.00.0030.01115.18

preferences:
30.48 ms | 403 KiB | 5 Q