dd_xcx/pages/exchange/commodityDetail/commodityDetail.js

Page({
  data: {
    val: 1,
  },
  onLoad() {
    dd.setNavigationBar({ title: "商品详情" });
  },
  active(e) {
    var id = e.target.dataset.id;
    let val = this.data.val;
    if (id == 1) {
      if (val != 1) {
        val--;
      }
    } else {
      val++
    }
    this.setData({
      val: val
    })
  },
  showText() {
    this.setData({ isBh: !this.data.isBh })
  },
  handleCopy() {
    dd.setClipboard({
      text: this.data.text,
    })
    app.globalData.showToast("已复制");
  }
});