fork(6) download
copy 
  1. testString = 'this is, a , sentence33 Here, is another.';
  2. result = testString.gsub(/\,(?=.*\d)/, 'comma');
  3. print result;
Success #stdin #stdout 0s 4760KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
this iscomma a comma sentence33 Here, is another.
https://ideone.com/9nt1b
language:
Ruby (ruby 2.5.5)
created:
12 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!