| protected filterRemovedNodes ( array $nodes, boolean | null $removedNodes ) : array | ||
| $nodes | array | NodeData including removed entries |
| $removedNodes | boolean | null | If TRUE the result has ONLY removed nodes. If FALSE removed nodes are NOT inside the result. If NULL the result contains BOTH removed and non-removed nodes. |
| return | array | NodeData with removed entries removed |
protected function filterRemovedNodes($nodes, $removedNodes)
{
if ($removedNodes === true) {
return array_filter($nodes, function (NodeData $node) use($removedNodes) {
return $node->isRemoved();
});
} elseif ($removedNodes === false) {
return array_filter($nodes, function (NodeData $node) use($removedNodes) {
return !$node->isRemoved();
});
} else {
return $nodes;
}
}