Online PHP editor | perf for t62Gm

@ 2022-09-24T21:44:03Z

<?php


$orderList = [
  'Jake',
  'Scully' => [
    'pet',
    'friend' => [
      'Michael',
      'Merissa',
    ],
    'Norm',
  ],
  'Amy',
  'Charles',
  'Hitchcock',
];

$items = [
  [ 
    'name' => 'Scully', 
  ],
  [
    'name' => 'Rosa',
  ],
  [
    'name' => 'Bill',
  ],
  [
    'name' => 'Jake',
  ],
  [
    'name' => 'Hitchcock',
  ],
  [
    'name' => 'Amy',
  ],
];


function getTopLevelItemsFromMixedList(array $mixedList): array {
  $topLevels = [];
  foreach ($mixedList as $item => $value) {
    $topLevels[] = is_int($item) ? $value : $item;
  }
  return $topLevels;
}

function getComparator(array $order): callable {
  return function ($a, $b) use ($order) {
    $indexOfA = array_search($a['name'], $order);
    $indexOfB = array_search($b['name'], $order);
    
    // If both are in the $order list, compare them based on their position in the list
    if ($indexOfA !== false && $indexOfB !== false) {
      return $indexOfA <=> $indexOfB;
    }
    
    // If only A is in the $order list, then it must come before B.
    if ($indexOfA !== false) {
      return -1;
    }
  
    // If only B is in the $order list, then it must come before A.
    if ($indexOfB !== false) {
      return 1;
    }
  
    // If neither is present, fall back to natural sort
    return strnatcmp($a['name'], $b['name']);
  };
}

$topLevelOrder = getTopLevelItemsFromMixedList($orderList);
usort($items, getComparator($topLevelOrder));

print_r($items);

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)
8.4.3	0.015	0.006	19.00
8.4.2	0.017	0.003	19.40
8.4.1	0.006	0.003	22.22
8.3.16	0.012	0.006	20.91
8.3.15	0.000	0.008	20.66
8.3.14	0.004	0.004	18.35
8.3.13	0.003	0.006	18.48
8.3.12	0.000	0.015	20.53
8.3.11	0.003	0.006	20.94
8.3.10	0.009	0.000	24.06
8.3.9	0.004	0.004	26.77
8.3.8	0.009	0.000	16.63
8.3.7	0.000	0.015	18.55
8.3.6	0.017	0.003	16.50
8.3.5	0.011	0.004	18.37
8.3.4	0.007	0.014	20.11
8.3.3	0.013	0.003	18.66
8.3.2	0.000	0.008	24.18
8.3.1	0.011	0.000	24.66
8.3.0	0.005	0.003	26.16
8.2.27	0.014	0.004	17.41
8.2.26	0.005	0.003	16.66
8.2.25	0.005	0.003	18.34
8.2.24	0.006	0.003	18.82
8.2.23	0.006	0.003	22.58
8.2.22	0.003	0.012	37.54
8.2.21	0.004	0.004	26.77
8.2.20	0.009	0.000	16.63
8.2.19	0.012	0.003	16.63
8.2.18	0.004	0.011	25.92
8.2.17	0.013	0.003	18.96
8.2.16	0.007	0.010	22.96
8.2.15	0.004	0.004	25.66
8.2.14	0.005	0.003	24.66
8.2.13	0.007	0.000	26.16
8.2.12	0.007	0.000	21.11
8.2.11	0.003	0.007	20.45
8.2.10	0.009	0.000	20.47
8.1.31	0.008	0.000	17.79
8.1.30	0.003	0.006	20.25
8.1.29	0.012	0.000	30.84
8.1.28	0.004	0.014	25.92
8.1.27	0.007	0.003	24.66
8.1.26	0.008	0.000	26.35
8.1.25	0.008	0.000	28.09
8.1.24	0.003	0.007	18.55
8.1.23	0.004	0.004	18.76
8.1.10	0.005	0.002	17.46

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