fork download
copy 
  1. (defprotocol Lowerable
  2.   (lower [x]))
  3.  
  4. (extend-protocol Lowerable
  5.   String
  6.     (lower [s] 
  7.       (.toLowerCase s)))
  8.  
  9. (println (lower "HELLO"))
  10.  
Success #stdin #stdout 1.11s 220288KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
hello
https://ideone.com/Vzi8g
language:
Clojure (clojure 1.10.0)
created:
12 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!