appendString method

Future<void> appendString(
  1. String string, {
  2. Encoding encoding = utf8,
})

Appends a string to the end of this file using the specified encoding.

Implementation

Future<void> appendString(String string, {Encoding encoding = utf8}) async {
  final sink = openWrite(mode: FileMode.writeOnlyAppend, encoding: encoding);
  sink.write(string);
  await sink.flush();
  await sink.close();
}