Avoid Passing Too many arguments

Arguments.kt

// Don't pass too many arguments
fun saveUserDetails(
    firstName: String,
    lastName: String,
    phoneNumber: String,
    gender: String,
    age: Int
) {}

// Do create a type and pass it as function param
data class User(
    val firstName: String,
    val lastName: String,
    val phoneNumber: String,
    val gender: String,
    val age: Int
)

fun saveUserDetails(user: User) {}