// Prints out anything that looks like an e-mail address from a URL default = "https://futureboy.us/" url = input["Enter a URL [$default]: ", default] re = %r/(\w+@(?:\w|\.)+\.\w+)/g // Enumerating context println["Enumerating context 1:"] list1 = read[url] =~ re println[join["\n", list1 ]] println["Again:"] println[join["\n", list1 ]] println["Enumerating context 2:"] println[join["\n", read[url] =~ re ]] println["Again:"] println[join["\n", read[url] =~ re ]] // Normal context println["Normal context:"] list = read[url] =~ re println[list] println[list] // Flatten it println["Flattened:"] println[flatten[list]] println[flatten[list]]