Created
August 27, 2011 04:38
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split string function in common lisp
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(defun split-str (string &optional (separator " ")) | |
(split-str-1 string separator)) | |
(defun split-str-1 (string &optional (separator " ") (r nil)) | |
(let ((n (position separator string | |
:from-end t | |
:test #'(lambda (x y) | |
(find y x :test #'string=))))) | |
(if n | |
(split-str-1 (subseq string 0 n) separator (cons (subseq string (1+ n)) r)) | |
(cons string r)))) |
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This only seems to work with single char separators.