fork(2) download
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  1. str = "XXX host:1233455 YYY ZZZ!"
  2. puts str.match(/(?<=host:)\d+/)
Success #stdin #stdout 0.01s 7408KB
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stdin
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Standard input is empty
stdout
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1233455
https://ideone.com/vba6SM
language:
Ruby (ruby 2.5.5)
created:
10 years ago
visibility:
secret

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