re = /(?ms)(?<node>node\d+).*?Attack database version:(?<Attack_database_version>\d+).*?Detector version\s*:(?<Detector_version>[^\n]+).*?Policy template version\s*:(?<Policy_template_version>\d+)/m
str = 'Feb 27 14:12:38
node0:
--------------------------------------------------------------------------
Attack database version:3670(Thu Feb 22 14:12:38 2024 UTC)
Detector version :12.2.140230313
Policy template version :3535
node1:
--------------------------------------------------------------------------
Attack database version:3670(Thu Feb 22 14:12:38 2024 UTC)
Detector version :12.2.140230313
Policy template version :3535'
# Print the match result
str.scan(re) do |match|
puts match.to_s
end
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Ruby, please visit: http://ruby-doc.org/core-2.2.0/Regexp.html