Mention the methods of opening file within C++. Discuss.

1.	Mention the methods of opening file within C++. Discuss.
Answer» The methods of opening file within C++ program Opening a file using constructor Opening a file using member function open() of the class Opening a file using constructor: The syntax for opening file for output purpose only is ofstream obj(“filename”); Example: ofstream fout(“results.dat”);

Answer»

The methods of opening file within C++ program

Opening a file using constructor
Opening a file using member function open() of the class Opening a file using constructor:

The syntax for opening file for output purpose only is ofstream obj(“filename”);
Example:
ofstream fout(“results.dat”);

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