import 'package:configurable/text_formatter.dart'; void main(List args) { var text1 = 'Hello, {0}, then do this it by {1}!'; var text2 = 'Hello, {firstName}, then do this it by {lastName}!'; var result1 = TextFormatter(text1).format(['Sambo', 'Chea']); var result2 = TextFormatter(text2).decorate({ 'firstName': 'Sambo', 'lastName': 'Chea', }); print('Result 1 => $result1'); print('Result 2 => $result2'); }