“Use of unassigned local variable” compiler error for switch statement in C#?

Question

I have the following C# code:

AnimalTypeEnum animal;
string s = Console.ReadLine();
switch (s.ToLower())
{
case \"dog\":
    animal = AnimalTypeEnum.DOG;
            


        

Answer 1

AnimalTypeEnum animal;
var s = Console.ReadLine();
Console.WriteLine(!Enum.TryParse(s, true, out animal) ? "Not a valid animal" : animal.ToString());