c# switch case enum

enum Menu
        {
            Students_Detail = 1,
            Display = 2,
            Exit = 3
        }
        static void Main(string[] args)
        {
            Console.WriteLine("Please select a menu option");
            Console.WriteLine("1. Students Detail");
            Console.WriteLine("2. Display");
            Console.WriteLine("3. Exit");
            int pick = Convert.ToInt32(Console.ReadLine());
            Menu menuChoice = new Menu();
            menuChoice = (Menu)pick;

            switch (pick)
            {
                case 1:
                    break;
                case 2:
                    break;
                case 3:
                    break;
                default:
                    break;
            }
        }

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3.44

Jay2006 110 points

                                    enum Country { Spain, USA, Japan };
static void Main(string[] args)
{
    Country country;
    Console.WriteLine(&quot;Enter the number of country\n 1.Spain \n 2.The USA \n 3.Japan&quot;);
    string input = Console.ReadLine();
    bool sucess = Enum.TryParse&lt;Country&gt;(input, out country);

    if (!sucess)
    {
        Console.WriteLine(&quot;entry {0} is not a valid country&quot;, input);
        return;
    }

    switch (country)
    {
        case Country.Spain:
            Console.WriteLine(&quot;Its in Europe&quot;);
            break;
        case Country.USA:
            Console.WriteLine(&quot;Its in North America&quot;);
            break;
        case Country.Japan:
            Console.WriteLine(&quot;Its in Asia&quot;);
            break;
    }
    Console.ReadKey();
}

public static RGBColor FromRainbow(Rainbow colorBand) =&gt;
    colorBand switch
    {
        Rainbow.Red    =&gt; new RGBColor(0xFF, 0x00, 0x00),
        Rainbow.Orange =&gt; new RGBColor(0xFF, 0x7F, 0x00),
        Rainbow.Yellow =&gt; new RGBColor(0xFF, 0xFF, 0x00),
        Rainbow.Green  =&gt; new RGBColor(0x00, 0xFF, 0x00),
        Rainbow.Blue   =&gt; new RGBColor(0x00, 0x00, 0xFF),
        Rainbow.Indigo =&gt; new RGBColor(0x4B, 0x00, 0x82),
        Rainbow.Violet =&gt; new RGBColor(0x94, 0x00, 0xD3),
        _              =&gt; throw new ArgumentException(message: &quot;invalid enum value&quot;, paramName: nameof(colorBand)),
    };


public static RGBColor FromRainbowClassic(Rainbow colorBand)
{
    switch (colorBand)
    {
        case Rainbow.Red:
            return new RGBColor(0xFF, 0x00, 0x00);
        case Rainbow.Orange:
            return new RGBColor(0xFF, 0x7F, 0x00);
        case Rainbow.Yellow:
            return new RGBColor(0xFF, 0xFF, 0x00);
        case Rainbow.Green:
            return new RGBColor(0x00, 0xFF, 0x00);
        case Rainbow.Blue:
            return new RGBColor(0x00, 0x00, 0xFF);
        case Rainbow.Indigo:
            return new RGBColor(0x4B, 0x00, 0x82);
        case Rainbow.Violet:
            return new RGBColor(0x94, 0x00, 0xD3);
        default:
            throw new ArgumentException(message: &quot;invalid enum value&quot;, paramName: nameof(colorBand));
    };
}

Thank you! 9

3.44 (9 Votes)

4.25

Aliciahsteen 105 points

                                    public enum Operator
{
    PLUS, MINUS, MULTIPLY, DIVIDE
}


switch(op)
{
     case Operator.PLUS:
     {
        // your code 
        // for plus operator
        break;
     }
     case Operator.MULTIPLY:
     {
        // your code 
        // for MULTIPLY operator
        break;
     }
     default: break;
}

Thank you! 8

4.25 (8 Votes)

Michael Durham 90 points

                                    public class Example
{
  // Button click event
  public void Click(object sender, RoutedEventArgs e)
  {
            if (sender is Button handler)
            {
                switch (handler.Tag.ToString())
                {
                  case string tag when tag.StartsWith(&quot;Example&quot;):
                       // your code
                    break;
                    
                  default:
                    break;
                }
            }
  }
}

Thank you! 1

5 (1 Votes)

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c# switch case enum

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