ROOT::Experimental::Internal::RColumnIndex Class Reference

The in-memory representation of a 32bit or 64bit on-disk index column.

Wraps the integer in a named type so that templates can distinguish between integer data columns and index columns.

Definition at line 243 of file RNTupleUtil.hxx.

Public Types
using	ValueType = std::uint64_t

Public Member Functions
	RColumnIndex ()=default
constexpr	RColumnIndex (ValueType value)
	operator ValueType () const
RColumnIndex	operator++ (int)
RColumnIndex &	operator+= (const ValueType value)
RColumnIndex &	operator= (const ValueType value)

Private Attributes
ValueType	fValue = 0

#include <ROOT/RNTupleUtil.hxx>

Member Typedef Documentation

ValueType

using ROOT::Experimental::Internal::RColumnIndex::ValueType = std::uint64_t

Definition at line 245 of file RNTupleUtil.hxx.

Constructor & Destructor Documentation

RColumnIndex() [1/2]

ROOT::Experimental::Internal::RColumnIndex::RColumnIndex ( )

default

RColumnIndex() [2/2]

constexpr ROOT::Experimental::Internal::RColumnIndex::RColumnIndex ( ValueType value )

inlineexplicitconstexpr

Definition at line 252 of file RNTupleUtil.hxx.

Member Function Documentation

operator ValueType()

ROOT::Experimental::Internal::RColumnIndex::operator ValueType ( ) const

inline

Definition at line 269 of file RNTupleUtil.hxx.

operator++()

RColumnIndex ROOT::Experimental::Internal::RColumnIndex::operator++ ( int )

inline

Definition at line 263 of file RNTupleUtil.hxx.

operator+=()

RColumnIndex & ROOT::Experimental::Internal::RColumnIndex::operator+= ( const ValueType value )

inline

Definition at line 258 of file RNTupleUtil.hxx.

operator=()

RColumnIndex & ROOT::Experimental::Internal::RColumnIndex::operator= ( const ValueType value )

inline

Definition at line 253 of file RNTupleUtil.hxx.

Member Data Documentation

fValue

ValueType ROOT::Experimental::Internal::RColumnIndex::fValue = 0

private

Definition at line 248 of file RNTupleUtil.hxx.

Libraries for ROOT::Experimental::Internal::RColumnIndex:

---

The documentation for this class was generated from the following file:

• tree/ntuple/v7/inc/ROOT/RNTupleUtil.hxx