Function: org-first-sibling-p
org-first-sibling-p is a byte-compiled function defined in org.el.gz.
Signature
(org-first-sibling-p)
Documentation
Is this heading the first child of its parents?
Source Code
;; Defined in /usr/src/emacs/lisp/org/org.el.gz
(defun org-first-sibling-p ()
"Is this heading the first child of its parents?"
(let ((re org-outline-regexp-bol)
level l)
(unless (org-at-heading-p t)
(user-error "Not at a heading"))
(setq level (funcall outline-level))
(save-excursion
(if (not (re-search-backward re nil t))
t
(setq l (funcall outline-level))
(< l level)))))