How is this different from Lex, written in 1975?
Even the syntax looks fairly similar.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Lex_(software)" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Lex_(software)</a>