ColorUI/demo/pages/component/modal/modal.js

const app = getApp();

Page({
  data: {
    StatusBar: app.globalData.StatusBar,
    CustomBar: app.globalData.CustomBar
  },
  showModal(e) {
    this.setData({
        modalName: e.currentTarget.dataset.target
    })
  },
  hideModal(e) {
    this.setData({
      modalName: null
    })
  },
});