微信小程序之提示框弹框

1.显示消息提示框，长度不超过12个字节，即6个汉字   wx.showToast({                title: ‘演示1’,        }) 2.显示loading提示框，主动调用wx.hideLoading()才能关闭wx.showLoading({title: ‘演示2’,})wx.hideLoading(); 3.显示模拟弹框，可操作wx.showModal({       title: ‘提示’,       confirmText: ‘确定’,      cancelText: ‘取消’,     content: ‘点击确定，演示3完成’,     success: function (res) {    if (res.confirm) {            wx.redirectTo({               url: ‘/pages/index’              })               } else if (res.cancel) {            return;           }          } })