This question already has answers here: How can I validate an email address using a regular expression? (79 answers) Closed 3 years ago. Is there a good way to...
I’m not asking about full email validation. I just want to know what are allowed characters in user-name and server parts of email address. This may be oversimplified, maybe...
What is the maximum length of a valid email address? Is it defined by any standard? 8 s 8 An email address must not exceed 254 characters. This was...