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std::basic_...am::is_open(3) C++ Standard Libary std::basic_...am::is_open(3) NAME std::basic_ofstream::is_open - std::basic_ofstream::is_open Synopsis bool is_open(); (until C++11) bool is_open() const; (since C++11) Checks if the file stream has an associated file. Effectively calls rdbuf()->is_open(). Parameters (none) Return value true if the file stream has an associated file, false otherwise Example This section is incomplete Reason: no example See also open opens a file and associates it with the stream (public member function) close closes the associated file (public member function) http://cppreference.com 2022.07.31 std::basic_...am::is_open(3)
NAME | Synopsis | Parameters | Return value | Example | See also
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