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Add emacs lisp
Langurmonkey (talk | contribs) m (→{{header|langur}}: replace deprecated ZLS token with "") |
(Add emacs lisp) |
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Line 917:
you chose: "tick tock"
</pre>
=={{header|Emacs Lisp}}==
<syntaxhighlight lang="lisp">
(let ((prompt-buffer-name "***** prompt *****")
(option-list '("fee fie"
"huff and puff"
"mirror mirror"
"tick tock"))
(extra-prompt-message "")
(is-selected nil)
(user-input-value nil))
;; Switch to an empty buffer
(switch-to-buffer-other-window prompt-buffer-name)
(read-only-mode -1)
(erase-buffer)
;; Display the options
(cl-loop for opt-idx from 1 to (length option-list) do
(insert (format "%d\) %s \n" opt-idx (nth (1- opt-idx) option-list))))
(while (not is-selected)
;; Read user input
(setq user-input-value (read-string (concat "select an option" extra-prompt-message " : ")))
(setq user-input-value (read user-input-value))
;; Validate user input
(if (and (fixnump user-input-value)
(<= user-input-value (length option-list))
(> user-input-value 0))
;; Display result
(progn
(end-of-buffer)
(insert (concat "\nYou selected: " (nth (1- user-input-value) option-list)))
(setq is-selected 't)
)
(progn
(setq extra-prompt-message " (please input a valid number)")
)
)
)
)
</syntaxhighlight>
=={{header|ERRE}}==
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