Evaluates t_TRAIT for the specified (template parameter) T type. The resulting Eval<T> instantiation is derived from true_type if t_TRAIT<T> is derived from true_type and false_type if t_TRAIT<T> is derived from false_type. (More generally, Eval<T> is derived from t_TRAIT<T>::type.)

Synopsis

Declared in <bslmf_selecttrait.h>

template<class t_TYPE>
struct Eval
    : t_TRAIT<t_TYPE>::type

Base Classes

Name

Description

t_TRAIT<t_TYPE>::type

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