anchor.diff:  <<xref/../../reference/reader#tagged_literals,tagged literals>>
   Most commonly you'll see this use in https://github.com/edn-format/edn[EDN]
   (extensible data notation - a rich data fromat that can be used in Clojure)
  -and in ClojureScript (`#js`). Search for `#inst`, `#uuid`, or `#js` for some
  -more info.
  +and in ClojureScript (`#js`). See  <<xref/../weird_characters#tagged_literals,`#inst`, `#uuid`, or `#js`>> for more info.
   
   * <<xref/../../reference/reader#tagged_literals,Clojure Documentation Reader>>
   * http://briancarper.net/blog/449/[Clojure Reader Macros]
  
positive.code: 
  [source,clojure]
  ----
  ; anonymous function takin a single argument and printing it
  (fn [line] (println line)) ;
  
  ; anonymous function takin a single argument and printing it - shorthand
  #(println %)
  
negative.code: typehints, and other features.
  [source,clojure]
  ----
  user=> (def ^{:debug true} five 5) ; meta map with single boolean value
  #'user/five
  ----
  
  