DGtal::Pair1st< ReturnType > Class Template Reference

#include <BasicFunctors.h>

Inheritance diagram for DGtal::Pair1st< ReturnType >:

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

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Detailed Description

template<typename ReturnType>
class DGtal::Pair1st< ReturnType >

Aim: Define a simple functor that returns the first member of a pair.

Description of template class 'Pair1st'

Template Parameters:

ReturnType

type of the first member of the pair

Definition at line 534 of file BasicFunctors.h.

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Member Function Documentation

template<typename ReturnType>

template<typename TPair >

ReturnType DGtal::Pair1st< ReturnType >::operator() ( const TPair &  aPair ) const

inline

Operator

Template Parameters:

TPair

model of CPair

Parameters:

aPair

input pair

Returns:

first member of aPair.

Definition at line 548 of file BasicFunctors.h.

    {
      return aPair.first;
    }

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

• BasicFunctors.h