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Convert a string to an enum in C#

Gautam Ramesh 126 21-Aug-2023

Convert a string to an enum in C#

c# c#  string  enum 
Updated on 23-Aug-2023
Gautam Ramesh

Gautam Ramesh

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I am Gautam Ramesh from Uttar Pradesh. Have completed my B. Tech. course from MNNIT campus Prayagraj in 2022. I have good knowledge of computer networking.

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1 Answers

Aryan Kumar

Aryan Kumar

23-Aug-2023

Sure, here are two ways to convert a string to an enum in C#:

  1. Using the Enum.Parse() method:

C#

enum MyEnum {
  Value1,
  Value2,
  Value3
}

string myString = "Value1";

// Convert the string to an enum using the Enum.Parse() method.
MyEnum myEnum = Enum.Parse(typeof(MyEnum), myString);

In this example, the myString variable is a string that has the value of "Value1". The MyEnum enum has three values: Value1, Value2, and Value3. The Enum.Parse(typeof(MyEnum), myString) method casts the myString variable to an enum.

  1. Using the try-catch block:

C#

enum MyEnum {
  Value1,
  Value2,
  Value3
}

string myString = "Value1";

// Convert the string to an enum using the try-catch block.
try {
  myEnum = (MyEnum)Enum.Parse(typeof(MyEnum), myString);
} catch (Exception e) {
  // The string is not a valid enum value.
}

In this example, the myString variable is a string that has the value of "Value1". The MyEnum enum has three values: Value1, Value2, and Value3. The try-catch block first tries to cast the myString variable to an enum. If the myString variable is not a valid enum value, then the Exception exception is caught.

Which method you use depends on your specific needs. If you need to cast a string to an enum and you don't need to do any further processing on the enum value, then the Enum.Parse() method is a good option. If you need to do further processing on the enum value, then the try-catch block is a good option.

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