fpos::operator-=
Decrements a file-position indicator.
fpos<Statetype>& operator-=(
streamoff _Off
);
매개 변수
- _Off
Stream offset.
반환 값
The member function returns fpos(*this) -= _Off.
설명
For positioning within a file, the result is generally valid only for binary streams that do not have a state-dependent encoding.
예제
See operator!= for a sample of using operator-=.
요구 사항
Header: <ios>
네임스페이스: std