Function: eshell-nil-blank-string

eshell-nil-blank-string is a byte-compiled function defined in em-unix.el.gz.

Signature

(eshell-nil-blank-string STRING)

Documentation

Return STRING, or nil if STRING contains only blank characters.

Aliases

nil-blank-string (obsolete since 29.1)

Source Code

;; Defined in /usr/src/emacs/lisp/eshell/em-unix.el.gz
(defun eshell-nil-blank-string (string)
  "Return STRING, or nil if STRING contains only blank characters."
  (cond
    ((string-match "[^[:blank:]]" string) string)
    (nil)))