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API:getChildIds
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Description
Array getChildIds(mixed $id[, int $depth[, array $children]]);
Returns an array of child IDs belonging to the specified parent.
- $id - the parent page to start from
- $depth - how many levels deep to search for children
- $children - if you already have an array of child ids, give it to the method, and new values will be added
Contains the document Listing (tree) like the sitemap
Usage / Examples
Related
See also, this page on Understanding the Document Object
Notes
Function Source
function getChildIds($id, $depth= 10, $children= array ()) {
$c= null;
foreach ($this->documentMap as $mapEntry) {
if (isset ($mapEntry[$id])) {
$childId= $mapEntry[$id];
$childKey= array_search($childId, $this->documentListing);
if (!$childKey) {
$childKey= "$childId";
}
$c[$childKey]= $childId;
}
}
$depth--;
if (is_array($c)) {
if (is_array($children)) {
$children= $children + $c;
} else {
$children= $c;
}
if ($depth) {
foreach ($c as $child) {
$children= $children + $this->getChildIds($child, $depth, $children);
}
}
}
return $children;
}