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<?php $rows = [ ['name' => 'blah', 'path' => 'A'], ['name' => 'blah1', 'path' => 'AA'], ['name' => 'blah', 'path' => 'AB'], ['name' => 'blah', 'path' => 'C'], ['name' => 'blah', 'path' => 'D'], ['name' => 'blah2', 'path' => 'AA'], ['name' => 'blah', 'path' => 'B'], ['name' => 'blah', 'path' => 'BA'], ['name' => 'blah', 'path' => 'BAA'], ['name' => 'blah', 'path' => 'CA'], ]; $copy = $rows; uasort($rows, fn($a, $b) => $b['path'] <=> $a['path']); foreach ($rows as $i => $row1) { foreach ($rows as $j => &$row2) { if (substr($row1['path'], 0, -1) === $row2['path']) { $copy[$j]['children'][] = $row1; unset($copy[$i]); } } } var_export($copy);
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' => 'AB', ), 1 => array ( 'name' => 'blah1', 'path' => 'AA', ), 2 => array ( 'name' => 'blah2', 'path' => 'AA', ), ), ), 3 => array ( 'name' => 'blah', 'path' => 'C', 'children' => array ( 0 => array ( 'name' => 'blah', 'path' => 'CA', ), ), ), 4 => array ( 'name' => 'blah', 'path' => 'D', ), 6 => array ( 'name' => 'blah', 'path' => 'B', 'children' => array ( 0 => array ( 'name' => 'blah', 'path' => 'BA', ), ), ), )
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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49.39 ms | 408 KiB | 5 Q