// In header: <boost/unicode/ucd/properties.hpp>
block::type get_block(char32 ch);
Returns the block the code point designated by ch is in, or block::none if the code point does not lie in any block.
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)