wx.showToast

wx.showToast({
    title: 'title',
    icon: 'none'
    success: function () {
      wx.navigateTo({
          url: '/pages/bpage/bpage',
        })
    }
});

wx.showToast({
    title: 'title',
    icon: 'none',
    duration: 2000,
    success: function () {
      setTimeout(function() {
        wx.navigateTo({
          url: '/pages/bpage/bpage',
        })
      }, 2000);
    }
});