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 an older version of Boost and was released in 2022. The current version is 1.89.0.

Class impl

Class impl

boost::log::attributes::constant::impl — Factory implementation.

Synopsis

// In header: <boost/log/attributes/constant.hpp>



// Factory implementation.

class impl : public attribute_value_impl< value_type > {
public:
  // construct/copy/destruct
  explicit impl(value_type const &);
  explicit impl(value_type &&) noexcept(boost::is_nothrow_move_constructible< value_type >::value));
};

Description

`impl` public construct/copy/destruct

```
explicit impl(value_type const & value);
```
Constructor with the stored value initialization

explicit impl(value_type && value) noexcept(boost::is_nothrow_move_constructible< value_type >::value));

Constructor with the stored value initialization