CoffeeScript sourced a lot of its design from Python. This is one of those. https://docs.python.org/3/library/re.html#re.X https://docs.python.org/3/library/re

CoffeeScript sourced a lot of its design from Python. This is one of those. https://docs.python.org/3/library/re.html#re.X https://docs.python.org/3/library/re.html#re.X