<view class='pay-con' bindtap="previewImage">保存 预览</view>
//预览
wx.previewImage({
urls: ["url","url"] //需注意 参数为数组
})
//保存 需要先下载再保存到本地
wx.downloadFile({
url: 'url',
success: function (res) {
console.log(res)
wx.saveImageToPhotosAlbum({
filePath: res.tempFilePath,
success: function (res) {
console.log(res)
},
fail: function (res) {
console.log(res)
console.log('fail')
}
})
},
fail: function () {
console.log('fail')
}
})