Variable: list-command-history-filter
list-command-history-filter is a variable defined in chistory.el.gz.
Value
default-command-history-filter
Documentation
Predicate to test which commands should be excluded from the history listing.
If non-nil, should be the name of a function of one argument.
It is passed each element of the command history when
M-x list-command-history (list-command-history) is called. If the filter returns non-nil for
some element, that element is excluded from the history listing. The
default filter removes commands associated with the command-history.
Source Code
;; Defined in /usr/src/emacs/lisp/chistory.el.gz
(defvar list-command-history-filter 'default-command-history-filter
"Predicate to test which commands should be excluded from the history listing.
If non-nil, should be the name of a function of one argument.
It is passed each element of the command history when
\\[list-command-history] is called. If the filter returns non-nil for
some element, that element is excluded from the history listing. The
default filter removes commands associated with the command-history.")