Page({
data:{
//类型列表
lastRootList:0,//上次点击的类型
rootList:[{name:'服饰箱包',selectClass:'root-active',iconClass:'bag'},
{name:'家居生活',selectClass:'',iconClass:'furniture'},
{name:'母婴玩具',selectClass:'',iconClass:'baby'},
{name:'食品饮料',selectClass:'',iconClass:'food'},
{name:'数码电器',selectClass:'',iconClass:'appliances'}]
},
rootItem_bindtap:function(e){
var key='rootList';
nav="更新的数据";
//更新nav数据
this.setData({
[key]:nav
});
}
})