// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002310/decimal-notin

​

// @nuget: Z.ExtensionMethods

​

using System;

public class Program

{

    public static void Main()

    {

        Decimal searchVal = 7.164m;

        decimal[] values = { 32.7865m, 7.03m, 7.64m, 0.12m, -0.12m, -7.1m, -7.6m, -32.9012m };

​

        // C# Extension Method: Decimal - NotIn

        if(searchVal.NotIn(values))

        {

            Console.WriteLine("{0} doesn't exists in the list.", searchVal);

        }

        else

        {

            Console.WriteLine("{0} exists in the list.", searchVal);

        }

    }

}