takeBytes method
Returns the bytes currently contained in this builder and clears it.
The returned list may be a view of a larger buffer.
Implementation
Uint8List takeBytes();© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-typed_data/BytesBuilder/takeBytes.html