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android file exist

android file exist

程式設計學習筆記及教學(tutorial)，包含網頁程式設計(web)、手機應用程式設計(Android App、iOS App)、程式語言 ... File file = new File(path + "/myappdir/" + filename); 此外，在使用 External storage 之前，最好先檢查一下外部媒是否存在及能否讀寫。

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