夜惊如水

let that = this setTimeout(() => { let query = wx.createSelectorQuery(); query.selectAll('.scroll-view').boundingClientRect() query.exec(function (res) { for (var i = 0; i &...

<button bindtap='chooseImg'>选择图片</button>//图片选择<view><image src='{{img_l}}' bindtap='preview_img'></image></view>//图片预览 <button bindtap='up_img'>上传&lt