/// <summary>
/// 西元時間轉台灣文字時間
/// </summary>
/// <param name="datetime"></param>
/// <returns></returns>
public static string DateToTaiwanDate(this DateTime datetime, int length = 7, bool _bool = false)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
if (datetime.Year <= 1911)
{
return(string.Empty);
}
if (length == 9)
{
if (!_bool)
{
return(string.Format("{0}/{1}/{2}", taiwanCalendar.GetYear(datetime), datetime.Month.ToString().PadLeft(2, '0'), datetime.Day.ToString().PadLeft(2, '0')));
}
//$@"{taiwanCalendar.GetYear(datetime)}/{datetime.Month.ToString().PadLeft(2, '0')}/{datetime.Day.ToString().PadLeft(2, '0')}";
else
{
return(string.Format("{0}-{1}-{2}", taiwanCalendar.GetYear(datetime), datetime.Month.ToString().PadLeft(2, '0'), datetime.Day.ToString().PadLeft(2, '0')));
}
//$@"{taiwanCalendar.GetYear(datetime)}/{datetime.Month.ToString().PadLeft(2, '0')}/{datetime.Day.ToString().PadLeft(2, '0')}";
}
else if (length == 17)
{
return(string.Format("{0}/{1}/{2} {3}", taiwanCalendar.GetYear(datetime), datetime.Month.ToString().PadLeft(2, '0'), datetime.Day.ToString().PadLeft(2, '0'), datetime.ToString("HH:mm:ss")));
}
//$@"{taiwanCalendar.GetYear(datetime)}/{datetime.Month.ToString().PadLeft(2, '0')}/{datetime.Day.ToString().PadLeft(2, '0')} {datetime.ToString("HH:mm:ss")}";
else
{
return(string.Format("{0}{1}{2}", taiwanCalendar.GetYear(datetime), datetime.Month.ToString().PadLeft(2, '0'), datetime.Day.ToString().PadLeft(2, '0')));
}
//$@"{taiwanCalendar.GetYear(datetime)}{datetime.Month.ToString().PadLeft(2, '0')}{datetime.Day.ToString().PadLeft(2, '0')}";
}
/// <summary>
/// To the simple taiwan date.
/// </summary>
/// <param name="dateTime">The date time.</param>
/// <returns>System.String.</returns>
public static string ToSimpleTaiwanDate(this DateTime dateTime)
{
var taiwanCalendar = new TaiwanCalendar();
var result = $"{taiwanCalendar.GetYear(dateTime)}/{dateTime.Month}/{dateTime.Day}";
return(result);
}
/// <summary>
/// To the full taiwan date.
/// </summary>
/// <param name="dateTime">The datetime.</param>
/// <returns>System.String.</returns>
public static string ToFullTaiwanDate(this DateTime dateTime)
{
var taiwanCalendar = new TaiwanCalendar();
var result = $"民國 {taiwanCalendar.GetYear(dateTime)} 年 {dateTime.Month} 月 {dateTime.Day} 日";
return(result);
}
/// <summary>
/// 將西元日期轉換成簡易民國日期，可指定輸出單純年、年月或年月日
/// </summary>
/// <param name="datetime">西元年</param>
/// <param name="type">1=年,2=年月,3=年月日</param>
/// <returns>簡易民國年，如 0640501，年數不滿3碼，會自動補零至3碼</returns>
public static string ToSimpleTaiwanDate(this DateTime datetime, int type = 3)
{
if (datetime == null)
{
return("");
}
var datetimeParse = new DateTime();
if (!DateTime.TryParse(datetime.ToShortDateString(), out datetimeParse))
{
return("");
}
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
var year = taiwanCalendar.GetYear(datetime).ToString().Length <= 2 ? "0" + taiwanCalendar.GetYear(datetime).ToString() : taiwanCalendar.GetYear(datetime).ToString();
var month = datetime.Month.ToString().Length <= 1 ? "0" + datetime.Month.ToString() : datetime.Month.ToString();
var day = datetime.Day.ToString().Length <= 1 ? "0" + datetime.Day.ToString() : datetime.Day.ToString();
switch (type)
{
case 1:
return(string.Format("{0}", year));
case 2:
return(string.Format("{0}{1}", year, month));
case 3:
return(string.Format("{0}{1}{2}", year, month, day));
}
return(string.Format("{0}{1}{2}", year, month, day));
}
public void PosTest3()
{
System.Globalization.Calendar tc = new TaiwanCalendar();
DateTime dt = tc.MinSupportedDateTime;
Assert.Equal(tc.GetYear(dt), 1);
}
public String GetBirthDate(DateType type, DateFormat format)
{
string result = "";
switch (type)
{
case DateType.Calendar:
result = (format == DateFormat.ShortDate) ? this.birthDate.ToString("d") : this.birthDate.ToString("D");
break;
case DateType.ChineseCalendar:
//System.Globalization.TaiwanCalendar
TaiwanCalendar c1 = new TaiwanCalendar();
int y = c1.GetYear(this.birthDate);
int m = c1.GetMonth(this.birthDate);
int d = c1.GetDayOfMonth(this.birthDate);
result = (format == DateFormat.ShortDate) ? String.Format("{0:000}/{1:00}/{2:00}", y, m, d) : String.Format("民國{0}年{1}月{2}日", y, m, d);
break;
case DateType.ChineseLunisolar:
//System.Globalization.TaiwanLunisolarCalendar
TaiwanLunisolarCalendar c2 = new TaiwanLunisolarCalendar();
int y2 = c2.GetYear(this.birthDate);
int m2 = c2.GetMonth(this.birthDate);
int d2 = c2.GetDayOfMonth(this.birthDate);
result = (format == DateFormat.ShortDate) ? String.Format("{0:000}/{1:00}/{2:00}", y2, m2, d2) : String.Format("農曆{0}年{1}月{2}日", y2, m2, d2);
break;
default:
break;
}
return(result);
}
public static string timeHelper(DateTime tDate)
{
TaiwanCalendar twC = new TaiwanCalendar();
return(twC.GetYear(tDate) +
"." + twC.GetMonth(tDate) + "." + twC.GetDayOfMonth(tDate));
}
static public string GetTaiwanToday()
{
TaiwanCalendar twC = new TaiwanCalendar();
return(twC.GetYear(DateTime.Today) + "/" + twC.GetMonth(DateTime.Today) + "/" + twC.GetDayOfMonth(DateTime.Today));
//twC = null;
}
/// <summary>
/// 將DateTime轉換成民國年
/// </summary>
/// <param name="dateTime"></param>
/// <param name="Format"></param>
/// <returns></returns>
public static string ToTaiwanDate(this DateTime dateTime, string Format)
{
TaiwanCalendar tc = new TaiwanCalendar();
Regex regex = new System.Text.RegularExpressions.Regex(@"[yY]+");
Format = regex.Replace(Format, tc.GetYear(dateTime).ToString("000"));
return(dateTime.ToString(Format));
}
/// <summary>
/// Convert the DateTime object to TaiwanCalendar DateTime format.
/// For example: 2008/1/1 will become 97/1/1
/// </summary>
public static DateTime ToTaiwanDateTime(this DateTime d)
{
TaiwanCalendar tc = new TaiwanCalendar();
DateTime result = new DateTime(tc.GetYear(d), tc.GetMonth(d), tc.GetDayOfMonth(d), d.Hour, d.Minute, d.Second, d.Millisecond);
return(result);
}
public static string ToFullTaiwanDate(this DateTime datetime)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return(string.Format("{0}{1:00}",
taiwanCalendar.GetYear(datetime),
datetime.Month));
}
private void button1_Click(object sender, EventArgs e)
{
TaiwanCalendar taiwanCalender = new TaiwanCalendar();
DateTime datetime = DateTime.Parse(dateTimePicker1.Text);
int taiwanCalendarYear = taiwanCalender.GetYear(datetime);
label3.Text = taiwanCalendarYear.ToString();
}
public String ToSimpleTaiwanDate(DateTime datetime) //轉民國
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return(string.Format("{0}/{1}/{2}",
taiwanCalendar.GetYear(datetime),
datetime.Month,
datetime.Day));
}
/// <summary>
/// To the simple taiwan date.
/// </summary>
/// <param name="datetime">The datetime.</param>
/// <returns></returns>
public static string ToSimpleTaiwanDate(this DateTime datetime)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return string.Format("{0}/{1:00}/{2:00}",
taiwanCalendar.GetYear(datetime),
datetime.Month,
datetime.Day);
}
/// <summary>
/// To the full taiwan date.
/// </summary>
/// <param name="datetime">The datetime.</param>
/// <returns></returns>
public static string ToFullTaiwanDate(this DateTime datetime)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return string.Format("民國 {0} 年 {1} 月 {2} 日",
taiwanCalendar.GetYear(datetime),
datetime.Month,
datetime.Day);
}
/// <summary>
/// To the simple taiwan date.
/// </summary>
/// <param name="datetime">The datetime.</param>
/// <returns></returns>
public static string ToSimpleTaiwanDate(this DateTime datetime)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return(string.Format("{0}/{1}/{2}",
taiwanCalendar.GetYear(datetime),
datetime.ToString("MM"),
datetime.ToString("dd")));
}
public static string ToTaiwanDate(this DateTime datetime, bool ampm = false)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
Object[] year = new Object[] { taiwanCalendar.GetYear(datetime), datetime.ToString("MM"), datetime.Day, null, null, null };
year[3] = (ampm ? String.Concat(datetime.ToString("tt", new CultureInfo("en-US")).ToUpper(), " ") : "");
year[4] = (ampm ? datetime.ToString("hh") : datetime.ToString("HH"));
year[5] = datetime.ToString("mm");
return("{0}年{1}月{2}日 {3}{4}:{5}".ToFormat(year));
}
/// <summary>
/// 轉成民國日期格式(yyy/mm/dd)
/// </summary>
public static string ToShortTwDate(this DateTime datetime, bool padZero)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
if (padZero)
{
return(string.Format("{0}/{1}/{2}",
taiwanCalendar.GetYear(datetime).ToString().PadLeft(3, '0'),
datetime.Month.ToString().PadLeft(2, '0'),
datetime.Day.ToString().PadLeft(2, '0')));
}
else
{
return(string.Format("{0}/{1}/{2}",
taiwanCalendar.GetYear(datetime).ToString(),
datetime.Month.ToString(),
datetime.Day.ToString()));
}
}
/// <summary>
/// 取得民國年
/// </summary>
/// <param name="datetime"></param>
/// <returns></returns>
public string TaiwanDateYear(DateTime datetime)
{
if (datetime == DateTime.MinValue)
{
return(" ");
}
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return(string.Format("{0:000}", taiwanCalendar.GetYear(datetime)));
}
private void rdoROC_CheckedChanged(object sender, EventArgs e)
{
if (rdoROC.Checked == true)
{
txtDate.Text = "yyy年MM月dd日";
TaiwanCalendar cal = new TaiwanCalendar();
int twYear = cal.GetYear(DateTime.Now);
txtDateShow.Text = String.Format("{0:D3}年{1:D2}月{2:D2}日", twYear, DateTime.Now.Month, DateTime.Now.Day);
}
}
/// <summary>
/// 取得民國年(數值樣式ex:1911→-01；1912→001；1913→002)
/// </summary>
/// <param name="dateTime"></param>
/// <returns></returns>
public static string ToClaimTaiwanYearNumber(this DateTime dateTime)
{
var taiwanCalendar = new TaiwanCalendar();
if (dateTime >= new DateTime(1912, 1, 1))
{
return(taiwanCalendar.GetYear(dateTime).ToString("D3"));
}
else
{
return("-" + Math.Abs(dateTime.Year - 1912).ToString(CultureInfo.CurrentCulture).PadLeft(2, '0'));
}
}
/// <summary>
/// 輸入西元年yyymmdd，輸出民國年yyymmdd
/// </summary>
/// <param name="dateStr">yyyymmdd</param>
/// <returns>yyymmdd</returns>
public static string JW_2TaiwanDateStr(this String dateStr)
{
int yy = Convert.ToInt16(dateStr.Substring(0, 4));
int mm = Convert.ToInt16(dateStr.Substring(4, 2));
int dd = Convert.ToInt16(dateStr.Substring(6, 2));
DateTime datetime = new DateTime(yy, mm, dd);
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return(string.Format("{0}{1:00}{2}",
taiwanCalendar.GetYear(datetime),
datetime.Month,
datetime.Day));
}
public static string ToLongTaiwanDate(this DateTime dateTime, bool HasBlank = false)
{
if (DateTime.Compare(dateTime, new DateTime(1912, 1, 1)) < 0)
{
return("");
}
TaiwanCalendar TC = new TaiwanCalendar();
if (HasBlank)
{
return(string.Format("民國 {0} 年 {1} 月 {2} 日"
, TC.GetYear(dateTime)
, dateTime.Month
, dateTime.Day));
}
return(string.Format("民國{0}年{1}月{2}日"
, TC.GetYear(dateTime)
, dateTime.Month
, dateTime.Day));
}
public static string ToShortTaiwanDate(this DateTime dateTime, string Split = "")
{
if (DateTime.Compare(dateTime, new DateTime(1912, 1, 1)) < 0)
{
return("");
}
TaiwanCalendar TC = new TaiwanCalendar();
return(string.Format("{0}" + Split + "{1}" + Split + "{2}"
, TC.GetYear(dateTime)
, dateTime.Month.ToString("00")
, dateTime.Day.ToString("00")));
}
static string TaiwanTimeChange(string input)
{
try
{
DateTime date = Convert.ToDateTime(input);
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
return($"民國 {taiwanCalendar.GetYear(date)}年 {date.Month}月 {date.Day}日");
}
catch
{
return("-1");
}
}
public static string ToShortTaiwanDateTime(this DateTime dateTime)
{
if (DateTime.Compare(dateTime, new DateTime(1912, 1, 1)) < 0)
{
return("");
}
TaiwanCalendar TC = new TaiwanCalendar();
return(string.Format("{0}/{1}/{2} {3}"
, TC.GetYear(dateTime)
, dateTime.Month
, dateTime.Day
, dateTime.ToString("HH:mm:ss")));
}
public static String getCurChtDateTime(int yearLen)
{
//String strFormat = "yyyyMMdd HHmmssff";
//DateTime now = DateTime.Now;
//String strDateTime = now.ToString(strFormat);
//strDateTime = (now.Year - 1911).ToString().PadLeft(yearLen, '0') + strDateTime.Substring(4, strDateTime.Length - 4);
//return strDateTime;
TaiwanCalendar twCalender = new TaiwanCalendar();
DateTime now = DateTime.Now;
string strDateTime = $"{twCalender.GetYear(now).ToString().PadLeft(yearLen, '0')}{now.Month}{now.Day}";
return(strDateTime);
}
public static string ToFullTaiwanDate(this HtmlHelper helper, DateTime datetime)
{
TaiwanCalendar taiwanCalendar = new TaiwanCalendar();
var EndDate = datetime.ToShortDateString().ToString();
string useless = "9999/9/9";
if (EndDate.Equals(useless))
{
return(string.Format(" 年 月 日"));
}
return(string.Format(" {0} 年 {1} 月 {2} 日",
taiwanCalendar.GetYear(datetime),
datetime.Month,
datetime.Day));
}
/// <summary>
/// change datetime to Taiwan Datetime
/// </summary>
/// <param name="dateTime"></param>
/// <param name="format">string format like "中華民國{0}年{1}月{2}日"</param>
/// <param name="padLeftCount">年份要預留幾位數 像是 99年 或 099 年</param>
/// <param name="padchar">補齊位數符號 default = 0</param>
/// <param name="defaultDateTime"></param>
/// <returns></returns>
public static string AsTaiwanDateTime(this DateTime dateTime, string format, int padLeftCount, char padchar = '0',
DateTime defaultDateTime = default(DateTime))
{
if (dateTime == null)
{
return(defaultDateTime.ToShortDateString());
}
DateTime result = defaultDateTime;
TaiwanCalendar tai = new TaiwanCalendar();
string tmp = string.Format(format,
tai.GetYear(dateTime).AsString().PadLeft(padLeftCount, padchar),
tai.GetMonth(dateTime),
dateTime.Day);
return(tmp);
}
/// <summary>
/// 取得民國年(國字樣式ex:1911→前1；1912→元；1913→2)
/// </summary>
/// <param name="dateTime"></param>
/// <returns></returns>
public static string ToClaimTaiwanYear(this DateTime dateTime)
{
var taiwanCalendar = new TaiwanCalendar();
if (dateTime >= new DateTime(1913, 1, 1))
{
return(taiwanCalendar.GetYear(dateTime).ToString());
}
if (dateTime >= new DateTime(1912, 1, 1))
{
return("元");
}
else
{
return("前" + Math.Abs(dateTime.Year - 1912).ToString(CultureInfo.CurrentCulture));
}
}