Use the FilesSystemEntity deleteSync() method to delete a file, directory, or symlink. This method is inherited by File, Directory, and Link.

README.md

#dart:io example

Use the FilesSystemEntity deleteSync() method to delete a file, directory, or symlink. This method is inherited by File, Directory, and Link.

Main library: dart:io
Main element: FilesSystemEntity.deleteSync
Gist: https://gist.github.com/kasperpeulen/67214080a24bb3d07bf4
DartPad: https://dartpad.dartlang.org/67214080a24bb3d07bf4

main.dart

import 'dart:io';

main() async {
  // Create a temporary directory.
  Directory dir = Directory.systemTemp.createTempSync();
  // Confirm it exists.
  print(dir.existsSync());
  // Delete the directory.
  dir.deleteSync();
  // Confirm it no longer exists.
  print(dir.existsSync());
}

pubspec.yaml

name: dart.io_FilesSystemEntity.deleteSync
description: |
  Use the FilesSystemEntity deleteSync() method to delete a file, directory,
  or symlink. This method is inherited by File, Directory, and Link.
environment:
  sdk: '>=1.11.0 <2.0.0'