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std::minus

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Defined in header <functional>
template< class T >
struct minus;

Function object for performing subtraction. Effectively calls operator- on type T.

Contents

[edit] Member types

Type Definition
result_type T
first_argument_type T
second_argument_type T

[edit] Member functions

operator()
returns the difference between two arguments
(public member function)

std::minus::operator()

T operator()( const T& lhs, const T& rhs ) const;

Returns the difference between lhs and rhs.

Parameters

lhs, rhs - values to subtract from one another

Return value

The result of lhs - rhs.

Exceptions

(none)

Possible implementation