fastadmin 三级联动搜索

{field: ‘area‘, title: __(‘省、市、区‘), searchList: function (column) {
        return Template(‘sourcetpl‘, {});
    }
},

<script id="sourcetpl" type="text/html">
    <div class="row">
        <div class="col-xs-12">
            <div class="form-inline" data-toggle="cxselect" data-selects="province,city,area">
                <select class="province form-control" name="province_id" data-url="ajax/area" ></select>
                <input type="hidden" class="operate" data-name="province_id" value="=" />
                <select class="city form-control" name="city_id" data-url="ajax/area" data-query-name="province"></select>
                <input type="hidden" class="operate" data-name="city_id" value="=" />
                <select class="area form-control" name="area_id" data-url="ajax/area" data-query-name="city"></select>
                <input type="hidden" class="operate" data-name="area_id" value="=" />
            </div>
        </div>
    </div>
</script>