Iterator for the keys mapped to false. 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>
Inherits Key.
| Public Member Functions | |
| FalseIt (const IterableBoolMap &map) | |
| Creates an iterator.  More... | |
| FalseIt (Invalid) | |
| Invalid constructor & conversion.  More... | |
| FalseIt & | operator++ () | 
| Increment operator.  More... | |
| 
 | inlineexplicit | 
Creates an iterator. It iterates on the keys mapped to false. 
| map | The IterableBoolMap. | 
This constructor initializes the iterator to be invalid.
| 
 | inline | 
Increment operator.
 1.8.5
 1.8.5