DGtal::functors::Pair1stMutator< ReturnType > Class Template Reference

Aim: Define a simple unary functor that returns a reference on the first member of a pair in order to update it. More...

#include <DGtal/base/BasicFunctors.h>

Public Member Functions
template<typename TPair >
ReturnType &	operator() (TPair &aPair) const
template<typename TPair >
const ReturnType &	operator() (const TPair &aPair) const

Detailed Description

template<typename ReturnType>
class DGtal::functors::Pair1stMutator< ReturnType >

Aim: Define a simple unary functor that returns a reference on the first member of a pair in order to update it.

Description of template class 'Pair1stMutator'

Template Parameters

ReturnType

type of the first member of the pair

Definition at line 815 of file BasicFunctors.h.

Member Function Documentation

operator()() [1/2]

template<typename ReturnType >

template<typename TPair >

const ReturnType & DGtal::functors::Pair1stMutator< ReturnType >::operator() ( const TPair & aPair ) const

inline

Operator

Template Parameters

TPair

model of CPair

Parameters

aPair

input pair

Returns

constant reference on the first member of aPair.

Definition at line 844 of file BasicFunctors.h.

    {
      return aPair.first;
    }

operator()() [2/2]

template<typename ReturnType >

template<typename TPair >

ReturnType & DGtal::functors::Pair1stMutator< ReturnType >::operator() ( TPair & aPair ) const

inline

Operator

Template Parameters

TPair

model of CPair

Parameters

aPair

input pair

Returns

reference on the first member of aPair.

Definition at line 829 of file BasicFunctors.h.

    {
      return aPair.first;
    }

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

• BasicFunctors.h