ostream& seekp( streampos pos );
ostream& seekp( streamoff off, ios::seek_dir dir );
Parameters
pos
The new position value; streampos is a typedef equivalent to long.
off
The new offset value; streamoff is a typedef equivalent to long.
dir
The seek direction specified by the enumerated type ios::seek_dir, with values including:
Remarks
Changes the position value for the stream. Not all derived classes of ostream need support positioning. For file streams, the position is the byte offset from the beginning of the file; for string streams, it is the byte offset from the beginning of the string.
ostream Overview | Output Stream Classes
See Also ostream::tellp, istream::seekg, istream::tellg