Online PHP editor | output for QS6Eu

@ 2022-10-12T09:06:56Z

<?php

$rows = [
    ['name' => 'blah', 'path' => 'A'],
    ['name' => 'blah', 'path' => 'AA'],
    ['name' => 'blah', 'path' => 'AB'],
    ['name' => 'blah', 'path' => 'C'],
    ['name' => 'blah', 'path' => 'D'],
    ['name' => 'blah', 'path' => 'B'],
    ['name' => 'blah', 'path' => 'BA'],
    ['name' => 'blah', 'path' => 'BAA'],
    ['name' => 'blah', 'path' => 'CA'],
];

function rowsToTree(&$array, $parent = '') {
    $children = [];
    foreach ($array as $i => &$row) {
        if ($parent === substr($row['path'], 0, -1)) {
            $found = rowsToTree($array, $row['path']);
            if ($found) {
                $row['children'] = $found;
                if ($parent) {
                    unset($array[$i]);
                }
            }
            if ($parent) {
                $children[] = $row;
                unset($array[$i]);
            }
        }
    }
    return $children;
}
rowsToTree($rows);
var_export($rows);

Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: array ( 0 => array ( 'name' => 'blah', 'path' => 'A', 'children' => array ( 0 => array ( 'name' => 'blah', 'path' => 'AA', ), 1 => array ( 'name' => 'blah', 'path' => 'AB', ), ), ), 3 => array ( 'name' => 'blah', 'path' => 'C', 'children' => array ( 0 => array ( 'name' => 'blah', 'path' => 'CA', ), ), ), 4 => array ( 'name' => 'blah', 'path' => 'D', ), 5 => array ( 'name' => 'blah', 'path' => 'B', 'children' => array ( 0 => array ( 'name' => 'blah', 'path' => 'BA', 'children' => array ( 0 => array ( 'name' => 'blah', 'path' => 'BAA', ), ), ), ), ), )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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