Variable: diary-icalendar-uid-regexp
diary-icalendar-uid-regexp is a customizable variable defined in
diary-icalendar.el.gz.
Value
"^[[:space:]]+UID:[[:space:]]*\\(?1:.+\\)"
Documentation
Regular expression to match UID of an entry.
The UID value should be matched by group 1. The default regexp matches UIDs on lines like:
UID: some-unique-identifier
This variable was added, or its default value changed, in Emacs 31.1.
Source Code
;; Defined in /usr/src/emacs/lisp/calendar/diary-icalendar.el.gz
(defcustom di:uid-regexp
(rx line-start
(one-or-more space)
"UID:"
(zero-or-more space)
(group-n 1 (one-or-more not-newline)))
"Regular expression to match UID of an entry.
The UID value should be matched by group 1. The default regexp matches
UIDs on lines like:
UID: some-unique-identifier"
:version "31.1"
:type '(regexp))