/// <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="provider">An <see cref="IFormatProvider"/> that supplies culture-specific formatting information.</param>
/// <returns>Returns a string expression representing a date- and time value.</returns>
public static string FromDateTime(DateTime value, DateTimeFormatPattern pattern, IFormatProvider provider)
{
DateTimeFormatInfo formatInfo = DateTimeFormatInfo.GetInstance(provider);
switch (pattern)
{
case DateTimeFormatPattern.LongDate:
return(value.ToString(formatInfo.LongDatePattern, formatInfo));
case DateTimeFormatPattern.LongDateTime:
return(value.ToString(string.Format(formatInfo, "{0} {1}", formatInfo.LongDatePattern, formatInfo.LongTimePattern), formatInfo));
case DateTimeFormatPattern.LongTime:
return(value.ToString(formatInfo.LongTimePattern, formatInfo));
case DateTimeFormatPattern.ShortDate:
return(value.ToString(formatInfo.ShortDatePattern, formatInfo));
case DateTimeFormatPattern.ShortDateTime:
return(value.ToString(string.Format(formatInfo, "{0} {1}", formatInfo.ShortDatePattern, formatInfo.ShortTimePattern), formatInfo));
case DateTimeFormatPattern.ShortTime:
return(value.ToString(formatInfo.ShortTimePattern, formatInfo));
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, DateTimeFormatPattern pattern)
{
return(FromDateTime(value, pattern, CultureInfo.InvariantCulture));
}
