/// <summary>
/// Returns a string expression representing a standardized date- and time value.
/// </summary>
/// <param name="value">The <see cref="DateTime"/> value to be formatted.</param>
/// <param name="pattern">The standardized patterns to apply on <paramref name="value"/>.</param>
/// <param name="fractionalDecimalPlaces">The amount of fractional decimal places to apply to the string expression.</param>
/// <returns>Returns a string expression representing a date- and time value.</returns>
public static string FromDateTime(DateTime value, StandardizedDateTimeFormatPattern pattern, byte fractionalDecimalPlaces)
{
switch (pattern)
{
case StandardizedDateTimeFormatPattern.Iso8601CompleteDateBasic:
return(value.ToString("yyyyMMdd", CultureInfo.InvariantCulture));
case StandardizedDateTimeFormatPattern.Iso8601CompleteDateExtended:
return(value.ToString("yyyy-MM-dd", CultureInfo.InvariantCulture));
case StandardizedDateTimeFormatPattern.Iso8601CompleteDateTimeBasic:
return(value.ToString(string.Format(CultureInfo.InvariantCulture, "yyyyMMddTHHmmss{0}{1}", fractionalDecimalPlaces == 0 ? "" : string.Format(CultureInfo.InvariantCulture, ".{0}", StringUtility.CreateFixedString('f', fractionalDecimalPlaces)), value.Kind == DateTimeKind.Utc ? "Z" : "zz"), CultureInfo.InvariantCulture));
case StandardizedDateTimeFormatPattern.Iso8601CompleteDateTimeExtended:
return(value.ToString(string.Format(CultureInfo.InvariantCulture, "yyyy-MM-ddTHH:mm:ss{0}{1}", fractionalDecimalPlaces == 0 ? "" : string.Format(CultureInfo.InvariantCulture, ".{0}", StringUtility.CreateFixedString('f', fractionalDecimalPlaces)), value.Kind == DateTimeKind.Utc ? "Z" : "zz"), CultureInfo.InvariantCulture));
default:
throw new ArgumentOutOfRangeException(nameof(pattern));
}
}
/// <summary>
/// Returns a string expression representing a standardized date- and time value.
/// </summary>
/// <param name="value">The <see cref="DateTime"/> value to be formatted.</param>
/// <param name="pattern">The standardized patterns to apply on <paramref name="value"/>.</param>
/// <returns>Returns a string expression representing a date- and time value.</returns>
public static string FromDateTime(DateTime value, StandardizedDateTimeFormatPattern pattern)
{
return(FromDateTime(value, pattern, 0));
}