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std::basic_ofstream<CharT,Traits>::is_open

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

See also

opens a file and associates it with the stream
(public member function)
closes the associated file
(public member function)

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