微信小程序实现搜索历史功能

<view wx:for="{{sercherStorage}}" wx:key="item.id">
 <view class="liclass" style="color:#9E9E9E;border-bottom:0;font-size:26rpx;" id="{{item.id}}" bindtap="tapSercherStorage">
 <text style="width:100rpx">{{item.name}}</text>
 </view>
</view>

<view wx:if="{{sercherStorage.length!==0}}" style="text-align:center;" bindtap="clearSearchStorage">
 <view class="history-span">清除历史记录</view>
</view>

/*搜索历史列表外部容器样式*/
 .ddclass { 
 position: absolute; 
 width: 100%; 
 margin-top: 10px; 
 left: 0; 

} 

/*搜索历史普通样式*/

 .liclass { 
 font-size: 14px; 
 line-height: 34px; 
 color: #575757; 
 height: 34px; 
 display: block; 
 padding-left: 18px; 
 background-color: #fff; 
 border-bottom: 1px solid #dbdbdb; 
} 

 data: {
 sercherStorage: [],
 StorageFlag: false //显示搜索记录标志位
 }

//清除缓存历史
 clearSearchStorage: function () {
 wx.removeStorageSync('searchData')
 this.setData({
 sercherStorage: [],
 StorageFlag: false,
 })
 },
 //打开历史记录列表
 openLocationsercher: function () {
 this.setData({
 sercherStorage: wx.getStorageSync('searchData') || [], 
 StorageFlag: true,
 listFlag: true,
 })
 }

var self = this;
if(self.data.search.length == 0){
 return;
}
//控制搜索历史
var self = this;
if (this.data.search != '') {
 //将搜索记录更新到缓存
 var searchData = self.data.sercherStorage;
 searchData.push({
 id: searchData.length,
 name: self.data.search
 })
 wx.setStorageSync('searchData', searchData);
 self.setData({ StorageFlag: false, })
}

onLoad: function (options) {
 this.openLocationsercher();
 }