Simplify use of timestamps

* lisp/calendar/icalendar.el (icalendar--create-uid):
* lisp/gnus/nnmaildir.el (nnmaildir-request-accept-article):
Simplify by using format-time-string.
* lisp/gnus/nnmaildir.el (nnmaildir--scan):
Simplify by using float-time and time-less-p.

1 files changed, 1 insertions, 3 deletions

diff --git a/lisp/calendar/icalendar.el b/lisp/calendar/icalendar.el
index c1a3e0a4213..e3e458a4dd7 100644
--- a/lisp/calendar/icalendar.el
+++ b/lisp/calendar/icalendar.el
@@ -1016,9 +1016,7 @@ current iCalendar object, as a string.  Increase
       (setq icalendar--uid-count (1+ icalendar--uid-count))
       (setq uid (replace-regexp-in-string
                  "%t"
-                 (format "%d%d%d" (car (current-time))
-                         (cadr (current-time))
-                         (car (cddr (current-time))))
+                 (format-time-string "%s%N")
                  uid t t))
       (setq uid (replace-regexp-in-string
                  "%h"