在Dartlang中下载大文件 [英] Download large files in Dartlang

问题描述

我需要使用dartlang从浏览器下载largish文件。

I need to download largish files from a browser using dartlang.

我一直在使用data：uri该方法的局限性。

I've been using the "data:uri" thing to download, but have hit the size limitations of that method.

想知道什么是最好的方法，我研究了使用HTML5文件系统API，但是已经弃用了（大多数浏览器显然没有实现。

Wondering what the best method for this is, I looked into using the HTML5 filesystem API but that is deprecated (without ever really being implemented in most browsers apparently.

推荐答案

<a id='downloadLink' href='javascript:void(0)' download='Hello.txt'>Download</a>

---

---

import 'dart:html';

void main() {
  var data = new Blob(['Hello World!\n'*1000000]);
  querySelector("#downloadLink")
      ..setAttribute('href', Url.createObjectUrl(data));
}

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