// C# Extension Method

// Doc: https://csharp-extension.com/en/method/1002465/object-isvalidsbyte

​

// @nuget: Z.ExtensionMethods

​

using System;

public class Program

{

    public static void Main()

    {

        string format = "{0, -10} {1, -15}";

        object [] values = {"-3.6", "12.8", "+16.7", "    3   ", "(17)", 

                            "-17", "+12", "18-", "987", "1,024", "  127 "};

        Console.WriteLine(format, "Object", "Is Valid SByte");

        Console.WriteLine(format, "------", "--------------");

        foreach(var val in values)

        {

            // C# Extension Method: Object - IsValidSByte

            Console.WriteLine(format, val, val.IsValidSByte());

        }

    }

}