formatMmss static method

String formatMmss(
  1. Duration duration
)

格式化时长为 mm:ss 格式（自动补零）

Implementation

static String formatMmss(Duration duration) {
  String twoDigits(int n) => n.toString().padLeft(2, '0');
  final minutes = twoDigits(duration.inMinutes.remainder(60));
  final seconds = twoDigits(duration.inSeconds.remainder(60));
  return '$minutes:$seconds';
}