: 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 |
|---|---|---|
| Classes | ||
| ratio |  |
 |
| Arithmetic | ||
| ratio_add | |
|
| ratio_subtract | |
|
| ratio_multiply | |
|
| ratio_divide | |
|
| Comparison | ||
| ratio_equal | |
|
| ratio_not_equal | |
|
| ratio_less | |
|
| ratio_less_equal | |
|
| ratio_greater | |
|
| ratio_greater_equal | |
|