re = /disconnected, (?<reason>.*?)(?:\(\d+\)| -\d+)?$/m
str = 'disconnected, received disassoc: sending station leaving (8)
disconnected, 4-way handshake timeout
disconnected, too weak signal, signal strength -91
disconnected, registered to other interface'
# 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