3v4l.org

run code in 300+ PHP versions simultaneously
<?php $myArray = Array ( Array ( 'id' => 6, 'title' => 'zzz', 'parentID' => 0, 'parentName' =>'', 'section' => 'articles', 'sort' => 0, 'level' => 0 ), Array ( Array ( 'id' => 7, 'title' => 7, 'parentID' => 6, 'parentName' => '', 'section' => 'articles', 'sort' => 0, 'level' => 0 ), Array ( Array ( 'id' => 8, 'title' => 8, 'parentID' => 7, 'parentName' =>'' , 'section' => 'articles', 'sort' => 0, 'level' => 0 ) ) ), Array ( 'id' => 1, 'title' => '?a?3?a', 'parentID' => 0, 'parentName' => '', 'section' => 'articles', 'sort' => 0, 'level' => 0 ), Array ( Array ( 'id' => 4, 'title' => 4, 'parentID' => 1, 'parentName' => '', 'section' => 'articles', 'sort' => 0, 'level' => 0 ), Array ( 'id' => 5, 'title' => 5, 'parentID' => 1, 'parentName' => '', 'section' => 'articles', 'sort' => 0, 'level' => 0 ) ) ); function arrayStack( $array, $dash ){ foreach($array as $value){ if(isset($value['id'])){ echo str_repeat("-", $dash).$value['id'].'<br/>'; }else{ $dash++; arrayStack( $value, $dash ); $dash--; } } } arrayStack( $myArray, 0 );
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
6<br/>-7<br/>--8<br/>1<br/>-4<br/>-5<br/>

preferences:
285.13 ms | 406 KiB | 349 Q