On Sun, Jul 21, 2019 at 9:44 AM Duy Nguyen <xxxxxx@gmail.com> wrote:

> If the search was initiated with start/end parameters, these are considered the end points, rather than the full string.

What are "these", bos/eos or start/end parameters? If "these" are
bos/eos what does "considered the end points" really mean? bos/eos
match start/end parameters respectively?

Yes. In other words, bos/eos match the beginning/end of the (part of the) string being investigated, regardless of whether that is the whole string or not.

John Cowan http://vrici.lojban.org/~cowan xxxxxx@ccil.org
You are a child of the universe no less than the trees and all other acyclic
graphs; you have a right to be here. --DeXiderata by Sean McGrath