Function: downcase

downcase is a function defined in casefiddle.c.

Signature

(downcase OBJ)

Documentation

Convert argument to lower case and return that.

The argument may be a character or string. The result has the same type. The argument object is not altered--the value is a copy.

Other relevant functions are documented in the string group.

Probably introduced at or before Emacs version 22.1.

Shortdoc

;; string
(downcase "FOObar")
    => "foobar"

Source Code

// Defined in /usr/src/emacs/src/casefiddle.c
{
  return casify_object (CASE_DOWN, obj);
}