re = /.+(?=\s-|\(|\?|\*)/m
str = '123 - 456
dskfskghfjgn ( 454t3t53 )
2343543534 ? 454354354
the test * 346345436t3'
# 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