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tinympl
0.2
mini MPL library for C++11
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Determine whether a type is a placeholder. is_placeholder<T>::value is 0 if T is not a placeholder, otherwise is the index of the placeholder.
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#include <tinympl/bind.hpp>
Inherits integral_constant< std::size_t, 0 >.
Determine whether a type is a placeholder. is_placeholder<T>::value is 0 if T is not a placeholder, otherwise is the index of the placeholder.