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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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14
Task/String-matching/Emacs-Lisp/string-matching.l Normal file
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(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