file handling in flutter || Lec # 85
File Handling in Flutter:
File handling provides a mechanism to store the output of a program in a file and to perform various operations on it. A stream is an abstraction that represents a device on which operations of input and output are performed.
On Android, this is the AppData directory. Once your Flutter app has a reference to a file location, you can use the dart:io APIs to perform read/write operations to .
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