timeStampToTimeString4 static method
时:分:秒 stamp 秒
Implementation
static String timeStampToTimeString4(int stamp) {
DateTime date = DateTime.fromMillisecondsSinceEpoch(stamp * 1000);
// print("${date.year},${date.month},${date.day},${date.hour},${date.minute}");
return "${twoChar("${date.hour}")}:${twoChar("${date.minute}")}:${twoChar("${date.minute}")}";
}