微信小程序保存图片到本地

转载：打开链接 wx.getImageInfo({            src: ‘https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/logo_white_fe6da1ec.png’,            success: function (ret) {                var path = ret.path;                wx.saveImageToPhotosAlbum({                    filePath: path,                    success(result) {                        console.log(result)                    }                })            }        })  保存之前先download一下, 把返回的tempFilePath临时文件路径给wx.saveImageToPhotosAlbum的filePath参数wx.downloadFile({  url: ‘https://ss0.bdstatic.com/5aV1bjqh_Q23odCf/static/superman/img/logo/logo_white_fe6da1ec.png’,  success: function (res) {    wx.saveImageToPhotosAlbum({      filePath: res.tempFilePath,      success(result) {        console.log(result)      }    })    wx.saveFile({      tempFilePath: res.tempFilePath,      success: function (res) {        console.log(res.savedFilePath)       }    })      }}) wx.getImageInfo({  src: ‘../images/shareimg.jpg’,  success: function (res) {    console.log(res.path)    wx.getSetting({      success(res) {        if (!res.authSetting[‘scope.writePhotosAlbum’]) {          wx.authorize({            scope: ‘scope.writePhotosAlbum’,            success() {              wx.saveImageToPhotosAlbum({                filePath: res.path,                success(result) {                  console.log(result)                }              })            }          })        }      }    })  }})