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C# C# Basics (Retired) Perfect Variable Scope

Posted by Jeremy Williamson
Jeremy Williamson
2,545 Points

not sure what to do here

stuck on how to begin

Program.cs 
using System;

namespace Treehouse.CodeChallenges
{
    class Program
    {
        static void Main()
        {        

            input = Console.ReadLine();


            if (input == "quit")
            {

                string output = "Goodbye.";
            }
            else
            {
                string output = "You entered " + input + ".";
            }


            Console.WriteLine(output);


         }
    }
}
gregsmith5
gregsmith5
32,615 Points

Start by clicking the "Preview" tab above the code editor. That will attempt to compile the code, and any errors that come up will give you hints as to how to proceed.

1 Answer

Steven Parker
Steven Parker
231,269 Points
Steven Parker
Steven Parker
231,269 Points

Here's a few hints:

  • a variable should be declared before (or when) it is assigned
  • a variable should only be declared one time, but can be assigned any number of times
  • a variable should be declared in the outermost scope in which it is used