Variable: lazy-highlight-initial-delay
lazy-highlight-initial-delay is a customizable variable defined in
isearch.el.gz.
Value
0.25
Documentation
Seconds to wait before beginning to lazily highlight all matches.
This setting only has effect when the search string is less than
lazy-highlight-no-delay-length characters long.
Probably introduced at or before Emacs version 28.1.
Source Code
;; Defined in /usr/src/emacs/lisp/isearch.el.gz
(defcustom lazy-highlight-initial-delay 0.25
"Seconds to wait before beginning to lazily highlight all matches.
This setting only has effect when the search string is less than
`lazy-highlight-no-delay-length' characters long."
:type 'number
:group 'lazy-highlight)