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  1. <?php
  2.  
  3. $first = array(
  4.     array(
  5.         'id'     => 11,
  6.         'expire' => 'undefined',
  7.     ),
  8.     array(
  9.         'id'     => 12,
  10.         'expire' => 'undefined',
  11.     ),
  12.     array(
  13.         'id'     => 6,
  14.         'expire' => 8,
  15.     ),
  16.     array(
  17.         'id'     => 10,
  18.         'expire' => 4,
  19.     ),
  20. );
  21.  
  22. $second = array(
  23.     array(
  24.         'id'        => 6,
  25.         'realname'  => 'to_es.gif',
  26.         'extension' => 'gif',
  27.         'filesize'  => 57885,
  28.     ),
  29.     array(
  30.         'id'        => 10,
  31.         'realname'  => 'to_joomla_2_customor_view.gif',
  32.         'extension' => 'gif',
  33.         'filesize'  => 77182,
  34.     ),
  35.     array(
  36.         'id'        => 11,
  37.         'realname'  => 'to_nl.gif',
  38.         'extension' => 'gif',
  39.         'filesize'  => 10990,
  40.     ),
  41.     array(
  42.         'id'        => 12,
  43.         'realname'  => 'to_PL_1.gif',
  44.         'extension' => 'gif',
  45.         'filesize'  => 52826,
  46.     ),
  47. );
  48.  
  49. function my_array_merge($first,$second) {
  50.     $new = array();
  51.     foreach ($first as $f_item) {
  52.         foreach ($second as $i => $s_item) {
  53.             if ($f_item['id']===$s_item['id']) {
  54.                 $new[] = $f_item + $s_item;
  55.                 unset($second[$i]);
  56.                 break;
  57.             }
  58.         }
  59.     }
  60.     usort($new, function($a,$b) {
  61.         return $a['id'] - $b['id'];
  62.     });
  63.     return $new;
  64. }
  65.  
  66. print_r(my_array_merge($first,$second));
  67.  
  68.  
  69.  
Success #stdin #stdout 0.01s 20568KB
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Array
(
    [0] => Array
        (
            [id] => 6
            [expire] => 8
            [realname] => to_es.gif
            [extension] => gif
            [filesize] => 57885
        )

    [1] => Array
        (
            [id] => 10
            [expire] => 4
            [realname] => to_joomla_2_customor_view.gif
            [extension] => gif
            [filesize] => 77182
        )

    [2] => Array
        (
            [id] => 11
            [expire] => undefined
            [realname] => to_nl.gif
            [extension] => gif
            [filesize] => 10990
        )

    [3] => Array
        (
            [id] => 12
            [expire] => undefined
            [realname] => to_PL_1.gif
            [extension] => gif
            [filesize] => 52826
        )

)
https://ideone.com/TQIIkH
language:
PHP (php 7.3.5)
created:
10 years ago
visibility:
public

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