escape_string / unescape_string (five specials and numeric entities).
escape_string
XuAPI
pubfn escape_string(s &string) string
Purpose
HTML escaping aligned with `html.EscapeString` / `UnescapeString` subset. Named entities: five XML specials plus a small HTML set (nbsp/copy/…) numeric &#Dec; / &#xhex;.
Parameters
s&string
source string (borrowed; caller keeps it; type &string)
Returns
string — result string
unescape_string
XuAPI
pubfn unescape_string(s &string) string
Purpose
Unescape.
Parameters
s&string
source string (borrowed; caller keeps it; type &string)