OreganoTrail

4 ms·

1. 1.▲
   by OreganoTrail 2y ago

   It says right there: "The regular expression does not cope with comments in email addresses. ... The Perl module pre-processes email addresses to remove comments before applying the mail regular expression."
2. 2.▲
   There is a regex for valid emails, but no one has written it(twitter.com)

   2 points by OreganoTrail 2y ago|3 comments
3. 3.▲
   by OreganoTrail 2y ago

   If I understand this correctly ... valid emails aren't a regular language, but there is a regex for them because regexes can match nested parentheses, but no one has ever made written down or generated this regex because it's to