Menu: Difference between revisions

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     writeln("You chose " <& menuSelect(items, prompt));
   end func;</lang>
+=={{header|Sidef}}==
+<lang ruby>func menu (prompt, arr) {
+    arr.len > 0 || return '';
+    loop {
+        arr.range.each { |i|
+            say "  #{i}: #{arr[i]}";
+        };
+        var n = Sys.scanln(prompt);
+        n ~~ /^[0-9]+\z/ ? n.to_i! : next;
+        arr.exists(n) && return arr[n];
+    }
+}
+var list = ['fee fie', 'huff and puff', 'mirror mirror', 'tick tock'];
+var prompt = 'Please choose an item number: ';
+var answer = menu(prompt, list);
+say "You choose: #{answer}";</lang>
 =={{header|Tcl}}==