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C# - Enum.Format() Method with Example

In this tutorial, we will learn about the C# Enum.Format() method with its definition, usage, syntax, and example. By Nidhi Last updated : March 29, 2023

C# Enum.Format() Method

The Enum.Format() 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(s)

• 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.

Exception(s)

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

C# Example of Enum.Equals() Method

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
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