fork download
copy 
  1. s="hello"
  2. puts s.scan(/lo/).count
  3. s="oooooo"
  4. puts s.scan(/o/).count
  5. puts s.scan(/oo/).count
Success #stdin #stdout 0.01s 7408KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
1
6
3
https://ideone.com/9vtj3q
language:
Ruby (ruby 2.5.5)
created:
10 years ago
visibility:
secret

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!