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20140908144850_Common_Lisp_split_loop_across |
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Common_Lisp_split_loop_across
* (ql:quickload 'cl-ppcre)
* (defvar str "ashfkf dssaljdl jd")
;; 1文字の「文字列」のリスト
* (split "" str)
("a" "s" "h" "f" "k" "f" " " "d" "s" "s" "a" "l" "j" "d" "l" " " "j" "d")
;; ↑ スペースも載ってくる
;; スペースは除外
* (split "\\s*" str)
("a" "s" "h" "f" "k" "f" "d" "s" "s" "a" "l" "j" "d" "l" "j" "d")
;; スターをプラスにすると単にスペースが入る位置で分割
* (split "\\s+" str)
("ashfkf" "dssaljdl" "jd")
;; Char に分割するには loop ~ across が手っ取り早い
* (loop for c across str collect c)
(#\a #\s #\h #\f #\k #\f #\ #\d #\s #\s #\a #\l #\j #\d #\l #\ #\j #\d)
http://weitz.de/cl-ppcre/#split
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| © Shin Nakamura/BasicWerk 2014 |