A binary function object that returns the result of subtracting its second operand from its first operand.

Declaration


  
#include <functional>

template< class T >
struct minus : binary_function< T, T, T >

Interface

()

T operator()( const T& x , const T& y ) const

Returns x - y .

Example <ospace/osstd/examples/minus.cpp>


    #include <iostream>
#include <algorithm>
#include <functional>

int input1[ 4 ] = { 1, 5, 7, 8 };
int input2[ 4 ] = { 1, 4, 8, 3 };

void
main()
  {
  int output[ 4 ];

  transform( input1, input1 + 4, input2, output, minus< int >() );

  for ( int i = 0; i < 4; ++i )
    cout << output[ i ] << "\n";
  }

0
1
-1
5

minus

Library

Declaration

Interface

Example <ospace/osstd/examples/minus.cpp>