re = /(.)*?\d+\+?(t?o?p?\:?)\d?(t?o?p?\:?)(.*)HGM$/
str = 'F 1t2op+:vHGM
F t12op: vHGM
1t2op+:vHGM
F 12top+: vHGM'
# 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