/// <summary>
/// Returns a new System.DateTimeOffset that subtracts the value of the specified Tenor
/// to the value of this instance.
/// </summary>
/// <param name="dateTimeOffset">The subject of operation.</param>
/// <param name="tenor">The tenor value.</param>
/// <returns>The new System.DateTimeOffset.</returns>
public static DateTimeOffset Subsctract(this DateTimeOffset dateTimeOffset, Tenor tenor)
{
dateTimeOffset = dateTimeOffset.AddYears(-tenor.Years);
dateTimeOffset = dateTimeOffset.AddMonths(-tenor.Months);
dateTimeOffset = dateTimeOffset.AddDays(-tenor.Weeks * 7);
dateTimeOffset = dateTimeOffset.AddDays(-tenor.Days);
return(dateTimeOffset);
}
/// <summary>
/// Returns a new System.DateTime that subtracts the value of the specified Tenor
/// to the value of this instance.
/// </summary>
/// <param name="dateTime">The subject of operation.</param>
/// <param name="tenor">The tenor value.</param>
/// <returns>The new System.DateTime.</returns>
public static DateTime Subsctract(this DateTime dateTime, Tenor tenor)
{
dateTime = dateTime.AddYears(-tenor.Years);
dateTime = dateTime.AddMonths(-tenor.Months);
dateTime = dateTime.AddDays(-tenor.Weeks * 7);
dateTime = dateTime.AddDays(-tenor.Days);
return(dateTime);
}