Compares the value of this instance to a specified System.DateTime value and returns an integer that indicates whether this instance is earlier than, the same as, or later than the specified System.DateTime value. - CSharp System

CSharp examples for System:DateTime Calculate

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Description

Compares the value of this instance to a specified System.DateTime value and returns an integer that indicates whether this instance is earlier than, the same as, or later than the specified System.DateTime value.

Demo Code


using System;//  w ww .  ja  v a2 s  .  co m

public class Main{
        /// <summary>
        /// Compares the value of this instance to a specified System.DateTime value
        /// and returns an integer that indicates whether this instance is earlier than,
        /// the same as, or later than the specified System.DateTime value.
        /// </summary>
        /// <param name="source">The date.</param>
        /// <param name="dateToCompare">The date to compare.</param>
        /// <returns></returns>
        public static int CompareTo(this DateTime source, DateTime? dateToCompare)
        {
            DateTime safeToCompare = DateTime.MinValue;
            if (dateToCompare != null || dateToCompare.HasValue)
                safeToCompare = dateToCompare.Value;

            return source.CompareTo(safeToCompare);
        }
}

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