{{# var lang001 = {"ch": "参数设置", "en": "Configuration"},     lang002 = {"ch": "已绑定MAC", "en": "Bound MAC"},     lang003 = {"ch": "未绑定MAC", "en": "Unbound MAC"};  }}  <div class="layui-tab layui-tab-brief" lay-filter="menu_ipmac_ct"> <ul class="layui-tab-title paui-ipmac-bind-title"> <li>{{ lang001[g_lang] || "参数设置" }}</li> <li>{{ lang002[g_lang] || "已绑定MAC" }}</li> <li>{{ lang003[g_lang] || "未绑定MAC" }}</li> </ul> <div class="layui-tab-content paui-ipmac-ct-content"> <div class="layui-tab-item layui-show"></div> </div> </div>  <script> layui.use(function(){ var $ = layui.$, table = layui.table, element = layui.element, laytpl = layui.laytpl; var target = [ "ipmac_config", "ipmac_list", "ipmac_unbind" ];  element.on('tab(menu_ipmac_ct)', function(obj){ var index = obj.index;  pa_get_html('/html/control/' + target[index] + '.html', function(html){ laytpl(html).render({}, function(string){ $(".paui-ipmac-ct-content .layui-tab-item").eq(0).html(string); }); }); });  $(".paui-ipmac-bind-title li").eq(1).trigger("click"); }); </script>