Function template prev_paragraph_break
boost::text::v1::prev_paragraph_break
 
Synopsis
template<code_point_iter I, std::sentinel_for< I > S> 
  I prev_paragraph_break(I first, I it, S last);
Description
Finds the nearest paragraph break at or before before it. If it == first, that is returned. Otherwise, the first code point of the paragraph that it is within is returned (even if it is already at the first code point of a paragraph).