lispdoc - results for all-matches-as-strings

(cl-ppcre:all-matches-as-strings regex target-string &key (start 0)
 (end (length target-string)) sharedp)

Function: Returns a list containing all substrings of TARGET-STRING which match REGEX. If REGEX matches an empty string the scan is continued one position behind this match. If SHAREDP is true, the substrings may share structure with TARGET-STRING.
Compiler-Macro: Make sure that constant forms are compiled into scanners at compile time.

Example:

(defun extract-words (text)
  (delete-duplicates
   (cl-ppcre:all-matches-as-strings
    "[a-zA-Z]{3,}" text)
   :test #'string=))