identity_element< Op > Struct Template Reference

#include <identity_element.hpp>

List of all members.

Public Types
typedef Op::result_type	result_type
Public Member Functions
result_type	operator() () const

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Detailed Description

template<typename Op>
struct adobe::identity_element< Op >

Definition at line 28 of file identity_element.hpp.

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Member Typedef Documentation

typedef Op::result_type result_type

the type of the identity is the same as the result tyupe of the operation

Definition at line 31 of file identity_element.hpp.

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Member Function Documentation

result_type operator()

(

)

const

Yields the identitiy element.