re = /(\.AddMyString\(".*?"\))(?![\s\S\r]*\1)/m
str = 'var myObject = new MyClass();
myObject.AddMyString("Test");
myObject.AddMyString("Computer");
myObject.AddMyString("Printer");
[...]
myObject.AddMyString("Scanner");
myObject.AddMyString("Test");
[...]
myObject.AddMyString("Computer");
myObject.AddMyString("Speakers");'
# 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