One may want to execute / evaluate expressions during debug sessions e.g. to verify the end result of a particular calculation. When could one expect a function similar to the following: Use Expressions in a Watch Window?
I guess this question should bee posted in Ideas.
BTW you can pre-calculate the expression in an Variable and pass the result to the next Activity where the calculation was. In such a way you can read the result in the Variable Tab,
It’s also more readable and documentable for other developers