let fileName = new Date().valueOf(); wx.downloadFile({ url: 'https://card1.jnqianle.cn/api/usercenter/GetCardImage?id=1037', filePath: wx.env.USER_DATA_PATH + '/' + fileName + '.jpg', success: res => { wx.saveImageToPhotosAlbum({ filePath: res.filePath, success: res => { wx.showModal({ title: '提示', content: '生成成功，赶快去分享吧', showCancel: false }) }, fail:res=>{ wx.showModal({ title: '提示', content: '保存失败', }) } }) } });