Its usage is quite simple, for example, you can count the number of rows in an LP lp:
#include <lemon/lp_base.h>
Inheritance diagram for LpBase::RowIt:Public Member Functions | |
| RowIt () | |
| Default constructor. More... | |
| RowIt (const LpBase &solver) | |
| Sets the iterator to the first Row. More... | |
| RowIt (const Invalid &) | |
| Invalid constructor & conversion. More... | |
| RowIt & | operator++ () |
| Next row. More... | |
Public Member Functions inherited from LpBase::Row | |
| Row () | |
| Default constructor. More... | |
| Row (const Invalid &) | |
| Invalid constructor & conversion. More... | |
| bool | operator== (Row r) const |
| Equality operator. More... | |
| bool | operator!= (Row r) const |
| Inequality operator. More... | |
| bool | operator< (Row r) const |
| Artificial ordering operator. More... | |
|
inline |
Initialize the iterator to be invalid.
|
inline |
Assign the iterator to the next row.
1.8.5