| # Gaudi Framework, version v22r4 |

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# NTuple.h File Reference

`#include <string>`
`#include <limits>`
`#include <cfloat>`
`#include <stdexcept>`
`#include "GaudiKernel/DataTypeInfo.h"`
`#include "GaudiKernel/DataObject.h"`
`#include "GaudiKernel/INTuple.h"`
`#include "GaudiKernel/SmartDataPtr.h"`
`#include "GaudiKernel/IOpaqueAddress.h"`
Include dependency graph for NTuple.h:
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## Classes
class | NTuple::Range< TYP >
| Class defining a range. More...
class | NTuple::Range< bool >
class | NTuple::_Data< TYP >
| Abstract class describing basic data in an Ntuple. More...
class | NTuple::_Item< TYP >
| Abstract class describing a column in a N tuple. More...
class | NTuple::_Array< TYP >
| Abstract class describing a column-array in a N tuple. More...
class | NTuple::_Matrix< TYP >
| Abstract class describing a matrix column in a N tuple. More...
class | NTuple::_Accessor< TYP >
| Class acting as a smart pointer holding a N tuple entry. More...
class | NTuple::Item< TYP >
| Class acting as a smart pointer holding a N tuple _Item. More...
class | NTuple::Item< bool >
| Specialization acting as a smart pointer holding a N tuple _Item. More...
class | NTuple::Array< TYP >
| Class acting as a smart pointer holding a N tuple _Item. More...
class | NTuple::Matrix< TYP >
| Class acting as a smart pointer holding a N tuple _Item. More...
class | NTuple::Tuple
| Abstract base class which allows the user to interact with the actual N tuple implementation. More...
class | NTuple::Directory
| Small class representing an N tuple directory in the transient store. More...
class | NTuple::File
| Small class representing an N tuple file in the transient store. More...
class | NTuple::Array< IOpaqueAddress * >
class | NTuple::Matrix< IOpaqueAddress * >
## Namespaces
namespace | NTuple

| NTuple name space.
## Typedefs
typedef SmartDataPtr < NTuple::Tuple > | NTuplePtr
typedef SmartDataPtr < NTuple::Directory > | NTupleDirPtr
typedef SmartDataPtr < NTuple::File > | NTupleFilePtr
## Functions
template<class T >
std::ostream & | operator<< (std::ostream &s, const NTuple::Item< T > &obj)

## Typedef Documentation

typedef SmartDataPtr<NTuple::Directory> NTupleDirPtr

Definition at line 1206 of file NTuple.h.

typedef SmartDataPtr<NTuple::File> NTupleFilePtr

Definition at line 1207 of file NTuple.h.

typedef SmartDataPtr<NTuple::Tuple> NTuplePtr

Definition at line 1205 of file NTuple.h.

## Function Documentation

template<class T >

std::ostream& operator<< | ( | std::ostream & | s,
|  | const NTuple::Item< T > & | obj
| ) |  |

Definition at line 1210 of file NTuple.h.

    {
      return s << T(obj);
    }

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