String quoting/unquoting in Dart.
import 'package:quoted_string/quoted_string.dart';
void main() {
// "Quote (\") and backslash (\\)"
print(r'Quote (") and backslash (\)'.quote());
// Quote (") and backslash (\)
print(r'"Quote (\") and backslash (\\)"'.unquote());
}