Regular expressions: Difference between revisions
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(Emacs Lisp: Simplify solution) |
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=={{header|Emacs Lisp}}== |
=={{header|Emacs Lisp}}== |
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<lang |
<lang Lisp>(let ((string "I am a string")) |
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( |
(when (string-match-p "string$" string) |
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( |
(message "Ends with 'string'")) |
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(message "%s" (replace-regexp-in-string " a " " another " string)))</lang> |
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(if pos |
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(progn |
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(insert (format "%s found at position %d in: %s\n" word pos str) ) |
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(setq regex (format "^.+%s" word) ) |
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(setq str (replace-regexp-in-string regex (format "left %s" word) str) ) |
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(setq regex (format "%s.+$" word) ) |
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(setq str (replace-regexp-in-string regex (format "%s right" word) str) ) |
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(insert (format "result: %s\n" str) )) |
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(insert (format "%s not found in: %s\n" word str) ))) |
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{{out}} |
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(setq str1 "before center after" str2 "before centre after") |
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Ends with 'string' |
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(progn |
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I am another string |
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(match "center" str1) |
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(insert "\n") |
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(match "center" str2) ) |
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</lang> |
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<b>Output:</b> |
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<pre> |
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center found at position 7 in: before center after |
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result: left center right |
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center not found in: before centre after |
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</pre> |
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=={{header|Erlang}}== |
=={{header|Erlang}}== |