: Cannot implement with language itself. Need compiler support. Used C++ N STL
: Partially implemented with C++ N
: Fully implemented with C++ N
: Not yet implemented
| Features | Standard | Implemented in |
|---|---|---|
| Includes | ||
| <ios> |  |
 |
| <streambuf> | |
|
| <istream> | |
|
| <ostream> | |
|
| Objects | ||
| cin wcin |
 |
|
| cout wcout |
|
|
| cerr wcerr |
|
|
| clog wclog |
|
|