Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for an old version of boost. Click here for the latest Boost documentation.

Class template last_value

boost::last_value — Evaluate an InputIterator sequence and return the last value in the sequence.

Synopsis

// In header: <boost/last_value.hpp>

template<typename T> 
class last_value {
public:
  // types
  typedef T result_type;

  // invocation
  template<typename InputIterator> 
    result_type operator()(InputIterator, InputIterator) const;
};

Description

`last_value` invocation

```
template<typename InputIterator> 
  result_type operator()(InputIterator first, InputIterator last) const;
```
Requires:

first != last

Effects:

Dereferences every iterator in the sequence [first, last).

Returns:

The result of dereferencing the iterator last-1.

Specializations

Class last_value<void>