C#实现日期格式转换的公共方法类实例

 /// 
 /// 公共方法类 /// 
 public static class UtilityHandle { /// 
 /// 字符串日期转DateTime /// 
 public static DateTime TransStrToDateTime(string strDateTime) { DateTime now; string[] format = new string[] { "yyyyMMddHHmmss", "yyyy-MM-dd HH:mm:ss", "yyyy年MM月dd日 HH时mm分ss秒", "yyyyMdHHmmss","yyyy年M月d日 H时mm分ss秒", "yyyy.M.d H:mm:ss", "yyyy.MM.dd HH:mm:ss","yyyy-MM-dd","yyyyMMdd" ,"yyyy/MM/dd","yyyy/M/d" }; if (DateTime.TryParseExact(strDateTime, format, CultureInfo.InvariantCulture, DateTimeStyles.None, out now)) { return now; } return DateTime.MinValue; } /// 
 /// 日期转换 /// 
 public static string TransformDataLong(DateTime? dateTime) { string result = ""; if (dateTime.HasValue) { result = dateTime.Value.ToString("yyyy-MM-dd HH:mm:ss"); } return result; } /// 
 /// 日期转换 /// 
 public static string TransformDataShort(DateTime? dateTime) { string result = ""; if (dateTime.HasValue) { result = dateTime.Value.ToString("yyyy-MM-dd"); } return result; } /// 
 /// 将日期转换成decimal /// 
 public static decimal TransDateTimeToDecimal(DateTime date) { decimal ret = 0; ret = Convert.ToDecimal(date.ToString("yyyyMMddHHmmss")); return ret; } /// 
 /// 将decimal转换成日期格式 /// 
 /// yyyyMMddHHmmss /// yyyy-MM-dd HH:mm:ss public static string TransDecimalToDateTime(string date) { DateTimeFormatInfo dtfi = new CultureInfo("zh-CN", false).DateTimeFormat; DateTime dateTime = DateTime.Now; DateTime.TryParseExact(date, "yyyyMMddHHmmss", dtfi, DateTimeStyles.None, out dateTime); return dateTime.ToString("yyyy-MM-dd HH:mm:ss"); ; } }