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

Boost C++ Libraries

Class typed_value_base

boost::program_options::typed_value_base

Synopsis

class typed_value_base {
public:
  // construct/copy/destruct
  ~typed_value_base();

  // public member functions
  const std::type_info & value_type() const;
};

Description

Base class for all option that have a fixed type, and are willing to announce this type to the outside world. Any 'value_semantics' for which you want to find out the type can be dynamic_cast-ed to typed_value_base. If conversion succeeds, the 'type' method can be called.

`typed_value_base` public construct/copy/destruct

```
~typed_value_base();
```

`typed_value_base` public member functions

const std::type_info & value_type() const;