Class MailUtil

is_mail_valid(string $mail_address) : boolean

Check whether the mail address is valid, it respects the mail RFC

true if the mail is valid, false otherwise

get_mail_checking_regex() : string

Return the RFC mail regex.

the mail regex

get_mail_checking_raw_regex() : string

Return the RFC mail regex without delimiters, it's commonly used for compatibility with javascript regex.

the mail regex without delimiters