How to check duplicate types in a std::tuple in compile time?

Asked Oct 23 '15 at 20:36

Active Oct 23 '15 at 20:56

Viewed 642 times

I'd like to have the following helper:

is_duplicate< std::tuple<int, double, char, double, float > >::value

where value is:

I don't know how to recursively iterate the tuple to perform the check. I don't know that strategies exists to solve this problem.

Can someone explain me how to create this helper?

edited Oct 23 '15 at 20:56

asked Oct 23 '15 at 20:36

Juan Solo

1

Try finding the answer here: http://stackoverflow.com/questions/18986560/check-variadic-templates-parameters-for-uniqueness – Andrey Nasonov Oct 23 '15 at 20:41
@AndreyNasonov: Thank you so much for the help – Juan Solo Oct 24 '15 at 09:25

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