© 2008 Nokia Corporation. All rights reserved. This documentation can be used in the connection with this Product to help and support the user.
variant: This is a safe, generic, stack-based discriminated union container.
template<typename T1, typename T2 = unspecified, ..., typename TN = unspecified> class variant { public: // types typedef unspecified types; // construct/copy/destruct variant(); variant(const variant &); template<typename T> variant(T &); template<typename T> variant(const T &); template<typename U1, typename U2, ..., typename UN> variant(variant<U1, U2, ..., UN> &); template<typename U1, typename U2, ..., typename UN> variant(const variant<U1, U2, ..., UN> &); ~variant(); // modifiers void swap(variant &); variant & operator=(const variant &); template<typename T> variant & operator=(const T &); // queries int which() const; bool empty() const; const std::type_info & type() const; // relational bool operator==(const variant &) const; template<typename U> void operator==(const U &) const; bool operator<(const variant &) const; template<typename U> void operator<(const U &) const; };
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© 2008 Nokia Corporation. All rights reserved. This documentation can be used in the connection with this Product to help and support the user. |
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