微信小程序实现通过js操作wxml的wxss属性示例

<view class=''>
 <image bindtap='goBack' class='leftdection' src='../../../../images/leftdection02.png'></image>
 <text>我的反馈</text>
 <text class='righttag' bindtap='sendfeedback'>保存</text>
</view>
<view class='dialogWrap' style='display:{{isShowSelectAddress}}'>
 <view class='selectaddress' >选择地区</view>
</view>
<view class='item'>
 <view style='color:#000;margin-:10px;margin-left:10px'>收货人 </view>
 <input class='inputclass' placeholder="收货人" auto-focus/>
</view>
<view class='item'>
 <view style='color:#000;margin-:10px;margin-left:10px'>联系方式 </view>
 <input class='inputclass' placeholder="联系方式" />
</view>
<view class='item' bindtap='showselectregion'>
 <view style='color:#000;margin-:10px;margin-left:10px'>所在地区 </view>
 <text style='margin-:10px'>gdgdfgdf</text>
 <image class='rightdirectionclass' src='../../../../images/leftdirection.png' ></image>
</view>
<view class='item'>
 <view style='color:#000;margin-:10px;margin-left:10px'>详细地址 </view>
 <input class='inputclass' placeholder="详细地址" />
</view>
<view class='item'>
 <view style='color:#000;margin-:10px;margin-left:10px'>标签 </view>
 <view class='addresstag' >家</view>
 <view class='addresstag'>公司</view>
 <view class='addresstag'>学校</view>
 <view class='addresstag'>其他</view>
</view>

page{
 width: 100%;height: 100%;position:relative
}
.leftdection{
 width: 20px;height: 20px;position:absolute;left: 0;
 margin-: 5px;margin-left: 20px;
}
.righttag{
 position:absolute;
 right: 0;
 margin-right: 10px;
 color: red;
}
.item{
 width: 100%;height: 50px;background: #fff;
 display: flex;flex-direction: row;
 border-bottom: 1px solid #000
}
.inputclass{
 width: 220px;height: 25px;border: 0px solid #000;
 margin-: 10px
}
.addresstag{
 width:25px;height:25px;border: 1px solid #000;padding-left:8px;
 padding-: 10px;font-size: 10px;margin-: 10px;margin-left: 10px
}
.dialogWrap{
 position: absolute;
 width: 100%;height: 94%;background: rgba(0, 0, 0, 0.1);
}
.selectaddress{
 position: absolute;bottom: 0;
 width: 100%;background: rgba(0, 0, 0, 0.3);
 height: 240px;
}
.rightdirectionclass{
 width: 25px;height: 25px;position: absolute;right: 20px;
 margin-: 10px;
}

Page({
 /
   页面的初始数据
  /
 data: {
  isShowSelectAddress:"none"
 },
 /
   生命周期函数--监听页面加载
  /
 onLoad: function (options) {
  wx.setNavigationBarTitle({
   title: '编辑地址'
  });
 },
 /
   生命周期函数--监听页面初次渲染完成
  /
 onReady: function () {
 },
 /
   生命周期函数--监听页面显示
  /
 onShow: function () {
 },
 /
   生命周期函数--监听页面隐藏
  /
 onHide: function () {
 },
 /
   生命周期函数--监听页面卸载
  /
 onUnload: function () {
 },
 /
   页面相关事件处理函数--监听用户下拉动作
  /
 onPullDownRefresh: function () {
 },
 /
   页面上拉触底事件的处理函数
  /
 onReachBottom: function () {
 },
 /
   用户点击右上角分享
  /
 onShareAppMessage: function () {
 },
 goBack:function(){
  wx.navigateBack({
  });
 },
 showselectregion:function(){
  this.setData({
   isShowSelectAddress:"block"
  })
 }
})