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How to Convert Strongly Typed Enums to Integers in C ?

Nov 08, 2024 pm 08:48 PM

How to Convert Strongly Typed Enums to Integers in C  ?

Implicit Conversion of Strongly Typed Enums to Int

In C , strongly typed enums are a relatively new feature that provides enhanced safety compared to traditional enums. One difference between these types is that strongly typed enums cannot be implicitly converted to integers. This behavior is deliberate to prevent unintended conversions.

However, in certain scenarios, you may need to convert a strongly typed enum value to an integer. In these cases, you can use the static_cast operator. However, you must explicitly specify the underlying integer type in the cast.

If you prefer not to specify the underlying type explicitly, you can use a template function like this:

By using this template function, you avoid having to specify the underlying type every time you need to convert a strongly typed enum value to an integer. It provides a more concise and reusable solution.

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