Test to see if a double is a finite number (is not NaN or Infinity).

   

public class MainClass{
        /// <summary>
        /// Test to see if a double is a finite number (is not NaN or Infinity).
        /// </summary>
        /// <param name='value'>The value to test.</param>
        /// <returns>Whether or not the value is a finite number.</returns>
        public static bool IsFinite(double value)
        {
            return !double.IsNaN(value) && !double.IsInfinity(value);
        }
}

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Test to see if a double is a finite number (is not NaN or Infinity). : double « Data Types « C# / C Sharp

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