fork(1) download
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  1. str = "list:\n  - first"
  2. result = str.gsub(/(?:\G|^) /, ' ')
  3. puts result
Success #stdin #stdout 0.01s 6200KB
comments (?)
stdin
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Standard input is empty
stdout
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list:
  - first
https://ideone.com/b57ztC
language:
Ruby (ruby 2.5.5)
created:
3 years ago
visibility:
secret

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