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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
select version() as Version;
<?php
function find_subs($mainCategory, $arr, $str = '') {
if (array_key_exists($mainCategory['ID'], $arr)) {
$current = $arr[$mainCategory['ID']];
unset($arr[$mainCategory['ID']]);
foreach ($current as $item) {
echo $str . $item['kategoriAD'] . PHP_EOL;
if (array_key_exists($item['ID'], $arr)) {
$str .= $item['kategoriAD'] . ' --> ';
find_subs($item, $arr, $str);
}
}
}
}
$query = $pdo->query("SELECT * FROM kategori WHERE kategoriUST=0")->fetchAll(PDO::FETCH_ASSOC);
$mainCategories = reset($query);
unset($query[key($query)]);
foreach ($mainCategories as $mainCategory) {
$str = $mainCategory['kategoriAD'] . ' --> ';
echo $mainCategory['kategoriAD'] . PHP_EOL;
find_subs($mainCategory, $query, $str);
}