CFile myFile("example.txt", CFile::modeReadWrite); myFile.Seek(0, CFile::begin);
CFile myFile("example.txt", CFile::modeReadWrite); myFile.Seek(0, CFile::end);
CFile myFile("example.txt", CFile::modeReadWrite); myFile.Seek(50, CFile::begin);The package library for CFile Seek is MFC.