36 lines
1.1 KiB
Dart
36 lines
1.1 KiB
Dart
/// 格式化日期时间
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String formatDateUS(dynamic date, [String format = 'MM/DD/YYYY hh:mm:ss a']) {
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DateTime dateTime;
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if (date is String) {
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dateTime = DateTime.tryParse(date) ?? DateTime.now();
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} else if (date is DateTime) {
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dateTime = date;
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} else {
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dateTime = DateTime.now();
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}
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final yyyy = dateTime.year.toString();
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final MM = dateTime.month.toString().padLeft(2, '0');
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final dd = dateTime.day.toString().padLeft(2, '0');
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// 12小时制
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final hour12 = (dateTime.hour % 12 == 0 ? 12 : dateTime.hour % 12).toString().padLeft(2, '0');
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final HH = dateTime.hour.toString().padLeft(2, '0'); // 24小时制备用
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final mm = dateTime.minute.toString().padLeft(2, '0');
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final ss = dateTime.second.toString().padLeft(2, '0');
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final ampm = dateTime.hour >= 12 ? 'PM' : 'AM';
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String result = format
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.replaceFirst(RegExp('YYYY'), yyyy)
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.replaceFirst(RegExp('MM'), MM)
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.replaceFirst(RegExp('DD'), dd)
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.replaceFirst(RegExp('hh'), hour12)
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.replaceFirst(RegExp('HH'), HH)
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.replaceFirst(RegExp('mm'), mm)
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.replaceFirst(RegExp('ss'), ss)
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.replaceFirst(RegExp('a'), ampm);
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return result;
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}
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