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C# program to demonstrate the use of Format() method of Enum class

Here, we are going to demonstrate the use of Format() method of Enum class in C#.Net.
Submitted by Nidhi, on April 15, 2021

Here, we will learn about the Format() method of Enum class. This method is used to convert the specified value of enum to string according to the specified format.

Syntax:

    string Enum.Format(Type enumType, object value, string format);

Parameter:

  • enumType : Type that is enum.
  • value : Object of enum.
  • format : Format to represent enum value into the specified string format.

Return value:

This method returns string value according to the specified format.

Exceptions:

  • System.ArgumentException
  • System.ArgumentNullException
  • System.InvalidOperationException
  • System.FormatException

Program:

The source code to demonstrate the use of Format() method of Enum class is given below. The given program is compiled and executed successfully.

using System;

class Sample
{
    enum Color { RED=0,GREEN=1,YELLOW=3,WHITE=4,BLACK=5};

    //Entry point of Program
    static public void Main()
    {
        Color firstColor    = Color.GREEN;
        Color secondColor   = Color.WHITE;

        string strValue = "";

        strValue = Enum.Format(typeof(Color), firstColor, "d");
        Console.WriteLine(strValue);

        strValue = Enum.Format(typeof(Color), secondColor, "x");

        Console.WriteLine(strValue);
    }
}

Output:

1
00000004
Press any key to continue . . .

C# Enum Class Programs »


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