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@@ Line 1,830: / Line 1,830: @@
 <syntaxhighlight lang="langur">val .select = impure fn(.entries) {
     if .entries is not list: throw "invalid args"
-    if len(.entries) == 0: return ""
+    if not .entries: return ""
     # print the menu
-    writeln join "\n", map(fn(.e, .i) { $"\.i:2;: \.e;" }, .entries, 1..len .entries)
+    writeln join "\n", map(fn .e, .i: "{{.i:2}}: {{.e}}", .entries, 1..len .entries)
     val .idx = number read(
@@ Line 1,848: / Line 1,848: @@
 }
-writeln .select(["fee fie", "eat pi", "huff and puff", "tick tock"])</syntaxhighlight>
+writeln .select(["fee fie", "eat pi", "huff and puff", "tick tock"])
+</syntaxhighlight>
 {{out}}