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Text mode	Binary mode
In text mode various character  translations are performed i.e; “\r+\f” is converted into “\n”	In binary mode, such translations are not performed.
To write in the files: ofstream ofs (“file.txt”); Or ofstream ofs; ofs.open(“file.txt”);	to write in the files:  ofstream ofs(“file.txt”,ios::binary); or ofstream ofs; ofs.open(“file.txt”, ios::binary);
To add text at the end of the file: Ofstream ofs(“file.txt”,ios::app); or ofstream ofs; ofs.open(“file.txt”, ios::app);	To add text at the end of the file: Ofstream ofs(“file.txt”,ios::app|ios::binary); or ofstream ofs; ofs.open(“file.txt”, ios::app|ios::binary);
To read files: ifstream in (“file.txt”); or ifstream in ; in.open(“file.txt”);	To read files:  ifstream in (“file.txt”, ios::binary); or ifstream in ; in.open(“file.txt”, ios::binary);