27 lines
674 B
PHP
27 lines
674 B
PHP
<?php
|
|
|
|
namespace WordPressdotorg\GlotPress\Rosetta_Roles;
|
|
|
|
class Utils {
|
|
|
|
/**
|
|
* Returns all keys of a multidimensional array.
|
|
*
|
|
* @param array $array Multidimensional array to extract keys from.
|
|
* @param string $childs_key Optional. Key of the child elements. Default 'childs'.
|
|
* @return array Array keys.
|
|
*/
|
|
public static function array_keys_multi( $array, $childs_key = 'childs' ) {
|
|
$keys = array();
|
|
|
|
foreach ( $array as $key => $value ) {
|
|
$keys[] = $key;
|
|
|
|
if ( isset( $value->$childs_key ) && is_array( $value->$childs_key ) ) {
|
|
$keys = array_merge( $keys, self::array_keys_multi( $value->$childs_key ) );
|
|
}
|
|
}
|
|
|
|
return $keys;
|
|
}
|
|
}
|
