Iterator for the keys mapped to true
. It works like a graph item iterator, it can be converted to the key type of the map, incremented with ++
operator, and if the iterator leaves the last valid key, it will be equal to INVALID
.
#include <lemon/maps.h>
Public Member Functions | |
TrueIt (const IterableBoolMap &map) | |
Creates an iterator. | |
TrueIt (Invalid) | |
Invalid constructor & conversion. | |
TrueIt & | operator++ () |
TrueIt | ( | const IterableBoolMap & | map | ) | [inline, explicit] |
Creates an iterator. It iterates on the keys mapped to true
.
map | The IterableBoolMap. |
This constructor initializes the iterator to be invalid.
TrueIt& operator++ | ( | ) | [inline] |
Increment operator.