function array_merge_deep_array($arrays)
{
$result = array();
foreach ($arrays as $array) {
foreach ($array as $key => $value) {
// Recurse when both values are arrays.
if (isset($result[$key]) && is_array($result[$key]) && is_array($value)) {
$result[$key] = array_merge_deep_array(array($result[$key], $value));
} else {
$result[$key] = $value;
}
}
}
return $result;
}
function arrayMergeDeepArray($arrays)
{
$result = [];
foreach ($arrays as $array) {
foreach ($array as $key => $value) {
// Renumber integer keys as array_merge_recursive() does. Note that PHP
// automatically converts array keys that are integer strings (e.g., '1')
// to integers.
if (is_integer($key)) {
$result[] = $value;
} elseif (isset($result[$key]) && is_array($result[$key]) && is_array($value)) {
// Recurse when both values are arrays.
$result[$key] = array_merge_deep_array(array($result[$key], $value));
} else {
// Otherwise, use the latter value, overriding any previous value.
$result[$key] = $value;
}
}
}
return $result;
}
/**
* Helper attaches children onto menu
*/
private function attach_link(&$menu_structure, $menu_depth_stack, $link_obj)
{
$merge_arr = [];
$this->insert_deep($merge_arr, $menu_depth_stack, $link_obj);
$menu_structure = array_merge_deep_array([$menu_structure, $merge_arr]);
}
