To provide an inline input and output orientation formatting mechanism.
Manipulators are used in the stream to alter the formatting of the stream.
A reference to an object of type ios_base is returned to the stream. (The this pointer.)
| Manipulator | Definition |
|---|---|
| ios_base& internal(ios_base&) | fill between indicator and value |
| ios_base& left(ios_base&) | left justify in a field |
| ios_base& right(ios_base&) | right justify in a field |