如何在Dart中将数字格式化为数千个分隔符 [英] How to format numbers as thousands separators in Dart

问题描述

我必须将数字格式化为飞镖中的数千个分隔符.我有这样的数字:

I have to format numbers as thousands separators in dart. I have numbers like:

16987

13876

456786

，我想将它们格式化为:

and I want to format them as :

16,987

13,876 

4,56,786

推荐答案

您可以使用NumberFormat以ICU格式化模式传递自定义格式，请查看

You can use NumberFormat passing a custom format in ICU formatting pattern, take a look in NumberFormat.

import 'package:intl/intl.dart';

void main() {
  var formatter = NumberFormat('#,##,000');
  print(formatter.format(16987));
  print(formatter.format(13876));
  print(formatter.format(456786));
}

输出

16,987
13,876
4,56,786

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