如何从 Flutter 中的 UploadTaskSnapshot 获取完整的 downloadUrl? [英] How to get full downloadUrl from UploadTaskSnapshot in Flutter?
本文介绍了如何从 Flutter 中的 UploadTaskSnapshot 获取完整的 downloadUrl?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我正确地收到了UploadTaskSnapshot
,并且字段downloadUrl 包含一个解析上传文件下载链接的Uri
实例.
I correctly receive UploadTaskSnapshot
, and the field downloadUrl contains an instance of Uri
that parses download link of uploaded file.
如何获取 storage 和 downloadUrl 作为字符串?
How to get storage and downloadUrl as strings?
推荐答案
old
<打击>
final uploadTask = imageStore.putFile(imageFile);
final url = (await uploadTask.future).downloadUrl;
更新
这个答案https://stackoverflow.com/a/52690889/217408现在是准确的.>
This answer https://stackoverflow.com/a/52690889/217408 is now the accurate one.
final ref = FirebaseStorage.instance
.ref()
.child('path')
.child('to')
.child('the')
.child('image_filejpg');
ref.putFile(imageFile);
// or ref.putData(Uint8List.fromList(imageData));
var url = await ref.getDownloadURL() as String;
或
var url = Uri.parse(await ref.getDownloadURL() as String);
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