Do you know all of the operators as well? All of the special variables? A significant portion of the regex syntax? You don't have to know all of those to be a

Do you know all of the operators as well? All of the special variables? A significant portion of the regex syntax? You don't have to know all of those to be a good Perl developer. You have to know how to read the documentation. Everyone has their favorite ways to do things and people tend to have very strong preferences. None of that sounds like a programming language problem.