Online PHP editor | perf for 5dSC1

@ 2025-06-27T17:48:02Z

<?php
$values=[
	["id"=> 0,"dn"=> "OU=Microsoft Exchange Security Groups,DC=local,DC=com"],
	["id"=> 1,"dn"=> "OU=Domain Controllers,DC=local,DC=com"],
	["id"=> 2,"dn"=> "OU=DIT,OU=DVIOU,DC=local,DC=com"],
	["id"=> 3,"dn"=> "OU=Service Accounts,DC=local,DC=com"],
	["id"=> 4,"dn"=> "OU=STT,OU=DIT,OU=DVIOU,DC=local,DC=com"],
	["id"=> 5,"dn"=> "OU=STX,OU=DIT,OU=DVIOU,DC=local,DC=com"],
	["id"=> 6,"dn"=> "OU=DVIOU,DC=local,DC=com"],
	["id"=> 7,"dn"=> "OU=DPW,OU=DVIOU,DC=local,DC=com"],
	["id"=> 8,"dn"=> "OU=STT,OU=DPW,OU=DVIOU,DC=local,DC=com"],
	["id"=> 9,"dn"=> "OU=OLG,OU=DVIOU,DC=local,DC=com"],
	["id"=> 10,"dn"=> "OU=DIT_Consultants,OU=DIT,OU=DVIOU,DC=local,DC=com"],
	["id"=> 11,"dn"=> "OU=911,OU=DVIOU,DC=local,DC=com"],
	["id"=> 12,"dn"=> "OU=Users,OU=911,OU=DVIOU,DC=local,DC=com"],
	["id"=> 13,"dn"=> "OU=PERB,OU=DVIOU,DC=local,DC=com"],
	["id"=> 14,"dn"=> "OU=STX,OU=PERB,OU=DVIOU,DC=local,DC=com"]
];

//Let's make dictionary
foreach($values as $val){
    //Find all OU
    preg_match_all('/OU=([^,]+)/',$val['dn'],$m);
    //print_r($m);
    $name=$m[1][0];
    //Add elements to array
    $val=array_merge($val,[
        'name'=>$name,
        'parent'=>0, //This will be done later
        'level'=>count($m[1]),
        'parent_name'=>$m[1][1] ?? '',
    ]);

    $dict[$name]=$val;
}
print_r($dict);

//Let's get parent IDs from dictionary by name
foreach($dict as &$val)
    $val['parent']=$dict[$val['parent_name']]['id'] ?? 0;

print_r($dict);

//Remove keys
$result=array_values($dict);
//Sort by IDs
sort($result);
print_r($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).

Version	System time (s)	User time (s)	Memory (MiB)
8.5.0	0.013	0.008	20.21
8.4.15	0.001	0.000	14.05
8.4.14	0.011	0.013	17.66
8.4.13	0.006	0.004	18.16
8.4.12	0.012	0.008	20.25
8.4.11	0.011	0.005	22.44
8.4.10	0.008	0.003	18.04
8.4.9	0.013	0.008	19.57
8.4.8	0.019	0.008	19.80
8.4.7	0.015	0.011	19.72
8.4.6	0.040	0.008	17.75
8.4.5	0.021	0.006	18.19
8.4.4	0.028	0.003	17.57
8.4.3	0.040	0.012	17.54
8.4.2	0.040	0.008	17.46
8.4.1	0.036	0.007	17.65
8.3.28	0.013	0.008	18.67
8.3.27	0.020	0.009	16.88
8.3.26	0.012	0.008	16.88
8.3.25	0.003	0.005	19.16
8.3.24	0.012	0.009	16.91
8.3.23	0.012	0.007	16.88
8.3.22	0.019	0.006	16.97
8.3.21	0.024	0.005	16.97
8.3.20	0.038	0.002	16.97
8.3.19	0.032	0.007	16.97
8.3.18	0.035	0.009	16.97
8.3.17	0.034	0.006	16.97
8.3.16	0.035	0.007	16.97
8.3.15	0.040	0.006	16.97
8.3.14	0.041	0.010	16.97
8.3.13	0.034	0.006	17.03
8.3.12	0.034	0.010	16.97
8.3.11	0.020	0.005	16.97
8.3.10	0.035	0.010	16.97
8.3.9	0.021	0.005	17.01
8.3.8	0.030	0.006	16.97
8.3.7	0.025	0.001	16.97
8.3.6	0.043	0.009	16.97
8.3.5	0.039	0.010	16.97
8.3.4	0.038	0.010	17.49
8.3.3	0.027	0.008	17.80
8.3.2	0.022	0.006	17.62
8.3.1	0.016	0.004	17.68
8.3.0	0.020	0.008	17.81
8.2.29	0.010	0.007	18.96
8.2.28	0.020	0.010	16.97
8.2.27	0.027	0.009	16.97
8.2.26	0.037	0.006	16.97
8.2.25	0.034	0.007	16.97
8.2.24	0.031	0.011	16.97
8.2.23	0.034	0.007	16.97
8.2.22	0.035	0.006	16.97
8.2.21	0.029	0.012	16.97
8.2.20	0.033	0.007	16.97
8.2.19	0.030	0.011	16.97
8.2.18	0.032	0.011	16.97
8.2.17	0.031	0.005	17.70
8.2.16	0.024	0.004	17.94
8.2.15	0.033	0.012	17.77
8.2.14	0.024	0.004	17.79
8.2.13	0.012	0.007	17.73
8.2.12	0.019	0.001	17.64
8.2.11	0.024	0.005	17.70
8.2.10	0.034	0.008	17.76
8.2.9	0.031	0.009	17.95
8.2.8	0.026	0.002	17.63
8.2.7	0.032	0.008	17.88
8.2.6	0.035	0.008	17.73
8.2.5	0.043	0.008	17.66
8.2.4	0.034	0.007	17.80
8.2.3	0.041	0.009	17.58
8.2.2	0.034	0.005	17.80
8.2.1	0.030	0.009	17.77
8.2.0	0.034	0.006	17.65

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