    public static function hasChildren($i) {
        global $sections;

        if (($i + 1) >= count($sections)) return false;
        return ($sections[$i]->depth < $sections[$i + 1]->depth) ? true : false;
    }

The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.