---
name: "tlp_Iterator"
section: "3tulip"
platform: "linux"
package: "tulip-doc"
version: "3.1.2-2.3"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/tlp_Iterator"
---

# tlp\_Iterator(3tulip)

Interface of Iterators.

## NAME

tlp::Iterator -

Interface of Iterators.

## SYNOPSIS

`#include <Iterator.h>`

Inherited by **tlp::ConcatIterator\< itType \>**, and **tlp::StableIterator\< itType \>**.

### Public Member Functions

**Iterator** ()\
 virtual **~Iterator** ()\
 virtual itType **next** ()=0\
 *Return the next element.*  virtual bool **hasNext** ()=0\
 *Return true if it exist a next element.*

## Detailed Description

### template\<class itType\> struct tlp::Iterator\< itType \>

Interface of Iterators.

## Constructor & Destructor Documentation

### template\<class itType\> tlp::Iterator\< itType \>::Iterator ()` [inline]`

### template\<class itType\> virtual tlp::Iterator\< itType \>::~Iterator ()` [inline, virtual]`

## Member Function Documentation

### template\<class itType\> virtual bool tlp::Iterator\< itType \>::hasNext ()` [pure virtual]`

Return true if it exist a next element.

Implemented in **tlp::ConcatIterator\< itType \>**, **tlp::StableIterator\< itType \>**, **tlp::StlIterator\< VALUE, ITERATOR \>**, **tlp::StlMapIterator\< KEY, VALUE \>**, **tlp::StableIterator\< node \>**, and **tlp::StableIterator\< edge \>**.

### template\<class itType\> virtual itType tlp::Iterator\< itType \>::next ()` [pure virtual]`

Return the next element.

Implemented in **tlp::ConcatIterator\< itType \>**, **tlp::StableIterator\< itType \>**, **tlp::StlIterator\< VALUE, ITERATOR \>**, **tlp::StlMapIterator\< KEY, VALUE \>**, **tlp::StableIterator\< node \>**, and **tlp::StableIterator\< edge \>**.

## Author

Generated automatically by Doxygen for Tulip Graph Library from the source code.