javascript二维数组遍历

<script type="text/javascript" id="main">
    $(function () {
        var resideprovince = "<?=$resideprovince;?>";
        var residecity = "<?=$residecity;?>";
        var cityid = "";
        var citiesid = "";
        for (var i = 0; i < Currentlocus.length; i++) {
            var cityobj = Currentlocus[i];
            if (resideprovince == cityobj["name"]) {
                cityid = cityobj["id"];

                for (var j = 0; j < cityobj["cities"].length; j++) {
                    if (residecity == cityobj["cities"][j]["name"]) {
                        citiesid = cityobj["cities"][j]["id"];
                    }
                }
                break;
            }
        }
        $("#province, #city").citylist({
            data: Currentlocus,
            id: "id",
            children: "cities",
            name: "name",
            metaTag: "name",
            selected: [cityid, citiesid]
        });
    });
</script>