re = /^(?!$|0.)([07]*(?:[18](?2)|[29](?3)|3(?4)|4(?5)|5(?7)|6(?9)|$))|(5*(?:[07](?4)|[18](?5)|[29](?7)|4(?1)|6(?3)|3(?9)))(3*(?:[18](?1)|[29](?2)|[07](?9)|4(?4)|5(?5)|6(?7)))([18]*(?:[07](?3)|[29](?5)|5(?1)|6(?2)|3(?7)|4(?9)))(6*([29](?1)|[07](?7)|[18](?9)|3(?2)|4(?3)|5(?4)))(4*([07](?2)|[18](?3)|[29](?4)|6(?1)|3(?5)|5(?9)))([29]*([07](?5)|[18](?7)|3(?1)|4(?2)|5(?3)|6(?4)))/
str = '1'
# Print the match result
str.match(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