basic_streambuf::setbuf
A protected virtual member function that performs an operation particular to each derived stream buffer.
virtual basic_streambuf<Elem, Tr> *setbuf(
char_type *_Buffer,
streamsize _Count
);
Parameters
_Buffer
Pointer to a buffer._Count
Size of the buffer.
Return Value
The default behavior is to return this.
Remarks
See basic_filebuf. setbuf provides an area of memory for the streambuf object to use. How the buffer is used in defined in the derived classes.
Requirements
Header: <streambuf>
Namespace: std