wx.showModal

 delete(){
    wx.showModal({
      title: '',
      content: '是否確認(rèn)刪除',
      success(res) {
        if (res.confirm) {
          console.log('用戶點(diǎn)擊確定')
        } else if (res.cancel) {
          console.log('用戶點(diǎn)擊取消')
        }
      }
    })
  }

wx.showToast({
  title: '成功',
  icon: 'success',
  duration: 2000
})

wx.showLoading({
  title: '加載中',
})

setTimeout(function () {
  wx.hideLoading()
}, 2000)

wx.showActionSheet({
  itemList: ['A', 'B', 'C'],
  success: function(res) {
    console.log(res.tapIndex)
  },
  fail: function(res) {
    console.log(res.errMsg)
  }