emacs-pcre

libpcre binding of Emacs Lisp.

Sample

(let ((str "012-345-567"))
  (when (pcre-match-string "\\A(\\d+)-(\\d+)-(\\d+)\\z" str)
    (match-string 1 str))) ;; => 012

(with-temp-buffer
  (insert "apple orange melon\n")
  (insert "red blue green\n")
  (insert "vim atom sublime\n")
  (goto-char (point-min))
  (let (matches)
    (while (pcre-re-search-forward "^\\S+ ([^[:space:]]+)" nil t)
      (push (match-string 1) matches))
    (reverse matches))) ;; '(orange blue atom)

Interfaces

(pcre-string-match regexp string &optional flags)

Works like string-match.

(pcre-string-match-p regexp string &optional flags)

Works like string-match-p.

(pcre-looking-at regxp &optional flags)

Works like looking-at.

(pcre-looking-at-p regxp &optional flags)

Works like looking-at-p.

(pcre-looking-back regxp &optional bound flags)

Works like looking-back.

(pcre-re-search-forward regxp &optional bound non-error count flags)

Works like re-search-forward.

flags argument

Following flags are supporeted now

• ignorecase : ignore case matching. However pcre.el is set this flag by current case-fold-search
• multiline : match for multiple line strings
• dotall : . matches all charactres including newline
• extended: white space data in regexp is ignored