boost::urls::optional
The type of optional used by the library
Synopsis
Declared in header <boost/url/optional.hpp>
template<class T>
using optional = boost::optional<T>;Description
This alias is no longer supported and
should not be used in new code. Please use
boost::optional instead.
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This alias is included for backwards compatibility with earlier versions of the library.
However, it will be removed in future releases, and using it in new code is not recommended.
Please use the updated version instead to ensure compatibility with future versions of the library.