Flutter String格式化
在Android和iOS平臺都有相應的方法進行字串的格式化,但是在flutter中卻沒有直接提供
在flutter上可以藉助一個外掛sprintf
來進行格式化:
https://pub.dartlang.org/packages/sprintf#-readme-tab-
新增依賴:
dependencies: sprintf: "^4.0.0"
引入標頭檔案
import 'package:sprintf/sprintf.dart';
例子
import 'package:sprintf/sprintf.dart'; void main() { print(sprintf("%04i", [-42])); print(sprintf("%s %s", ["Hello", "World"])); print(sprintf("%#04x", [10])); double seconds = 5.0; String name = 'Dilki'; List<String> pets = ['Cats', 'Dogs']; String sentence1 = sprintf('Sends %2.2f seconds ago.', [seconds]); String sentence2 = sprintf('Harry likes %s, I think %s likes %s.', [pets[0], name, pets[1]]); print(sentence1); print(sentence2); }
熱度: 4