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  1. <?php
  2. $shop_categories = [
  3.     [ 'title' => 'Компьютеры',
  4.         'children' => [
  5.             [ 'title' => 'Ноутбуки', ],
  6.             [ 'title' => 'Моноблоки', ],
  7.             [ 'title' => 'Системные блоки',
  8.                 'children' => [
  9.                     [ 'title' => 'Tower', ],
  10.                     [ 'title' => 'Mini Tower', ]
  11.                 ]
  12.             ]
  13.         ]
  14.     ],
  15.     [ 'title' => 'Бытовая техника',
  16.         'children' => [
  17.             [ 'title' => 'Пылесосы', ],
  18.             [ 'title' => 'Холодильники', ]
  19.         ]
  20.     ]
  21. ];
  22. function write_title($title, $level) {
  23.     for($i = 0; $i< $level; ++$i) {
  24.         echo '--';
  25.     }
  26.     echo $title.PHP_EOL;
  27. }
  28. function print_tree(array $data, $level = 0) {
  29.     foreach($data as $node) {
  30.         write_title($node['title'], $level);
  31.         if(array_key_exists('children', $node)) {
  32.             print_tree($node['children'], $level + 1);
  33.         }
  34.     }
  35. }
  36.  
  37. print_tree($shop_categories, 0);
  38.  
Success #stdin #stdout 0.02s 52480KB
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stdin
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Standard input is empty
stdout
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Компьютеры
--Ноутбуки
--Моноблоки
--Системные блоки
----Tower
----Mini Tower
Бытовая техника
--Пылесосы
--Холодильники
https://ideone.com/2T9nQM
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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