Ruby China

新手问题 如何进行文件下载

nicetyler · May 22, 2017 · Last by huobazi replied at May 22, 2017 · 1105 hits

我把本地文件放在 public 目录下，我现在在视图上加一个按钮，点击以后可以下载 public 中的文件，想问下这个功能怎么做

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