Given this enum class:

enum class Trait(code: String) {
        AMBITIOUS("ambitious"),
        HUNTER_1("hunter_1"),
        WRATHFUL("wrathful"),
        CALLOUS("callous"),
        VIKING("viking"),
        EDUCATION_MARTIAL_3("education_martial_3")
    }

I want to access the

code

property as described in this tutorial: https://www.baeldung.com/kotlin-enum Having this statement

val code = Trait.EDUCATION_MARTIAL_3.code
                                    ^^^^^

Where

code

Unresolved reference: code

Was the feature removed from the latest Kotlin version or what happened?

val

is missing:

enum class Trait(val code: String) {
...
}

...I ... I knew that