/**
* Filters a list of objects, based on a set of key => value arguments.
*
* @param array $list An array of objects to filter
* @param array $args An array of key => value arguments to match against each
* object
* @param string $operator The logical operation to perform:
* 'AND' means all elements from the array must match;
* 'OR' means only one element needs to match;
* 'NOT' means no elements may match.
* The default is 'AND'.
* @return array
*/
function list_filter($list, $args = array(), $operator = 'AND', $keys_exist_only = false)
{
return \Phpf\Util\Arr::filter($list, $args, $operator, $keys_exist_only);
}
