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Ingy döt Net 2026-04-30 12:34:36 -04:00
parent 4bb20c9b71
commit cbaf4c4b64
12390 changed files with 318560 additions and 27248 deletions
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14
Task/String-matching/Emacs-Lisp/string-matching.el Normal file
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@ -0,0 +1,14 @@
(defun string-contains (needle haystack)
(string-match (regexp-quote needle) haystack))
(string-prefix-p "before" "before center after") ;=> t
(string-contains "before" "before center after") ;=> 0
(string-suffix-p "before" "before center after") ;=> nil
(string-prefix-p "center" "before center after") ;=> nil
(string-contains "center" "before center after") ;=> 7
(string-suffix-p "center" "before center after") ;=> nil
(string-prefix-p "after" "before center after") ;=> nil
(string-contains "after" "before center after") ;=> 14
(string-suffix-p "after" "before center after") ;=> t