layui.use(['form', 'upload'] , function () {
    var $ = layui.jquery
        , upload = layui.upload
        , form = layui.form;
            $.get(ctx + '/???/???', {}, function (data) {
                var $html = "";
                if(data.data != null){
                    $.each(data.data, function (index, item) {
                        if (item.proType){
                            $html += "<option class='generate' value='" + item.id + "'>" + item.proType + "</option>";
                        }else{
                            $html += "<option value='" + item.id + "'>" + item.name + "</option>";
                        }
                    });
                 $("select[name='???']").append($html);
                 //反選
                 $("select[name='???']").val($("#???").val());
                 //append後必須從新渲染
                 form.render('select');
             }
        })
})