flush method
Flushes the contents of the file to disk.
Returns a Future<RandomAccessFile>
that completes with this random access file when the flush operation completes.
Implementation
Future<RandomAccessFile> flush();
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.13.0/dart-io/RandomAccessFile/flush.html