@@ -103,7 +103,7 @@ DefineConstant[ flag = {1, Choices{1,2,3}, Name "a flag changing the behavior of
```
Let us now consider a more specific model, that uses the generic model but only makes sense for a specific value of `flag`, say `2`. Instead of modifying the generic model to suit the needs of the specific model, the specific model can simply be written as
```cpp
flag=2;//
flag=2;
Include"generic_model.pro"
```
The user-visible ONELAB variable `"a flag changing the behavior of the model"` will never be defined, and for the user of the specific model, everything behaves as if `flag` is not a parameter.