Posted at 12:00 AM in address, cal henderson, Email address validation, howto, Relevant to my work | Permalink | Comments (6) | TrackBack (0)
Posted at 12:00 AM in cal henderson, Email address validation, howto, ietf, Relevant to my work | Permalink | Comments (1) | TrackBack (0)
""@example.comNo, me neither. In one sense it clearly isn't since there is no mailbox of that name at example.com's mail host. Send mail to that address and you won't find anybody reading it. In another sense, however, it is a perfectly good email address. That is, if you believe the RFCs that define how email addresses should be constructed. Here's the BNF from RFC5322 for example:
addr-spec = local-part "@" domain
local-part = dot-atom / quoted-string / obs-local-part
quoted-string = [CFWS] DQUOTE *([FWS] qcontent) [FWS] DQUOTE [CFWS]Don't worry if you can't follow the BNF syntax - I couldn't either until this week. Focus on the asterisk before ([FWS] qcontent). That asterisk means the contents of that bracket can occur zero or more times. So tracing it through the specification:
Posted at 12:00 AM in cal henderson, Email address validation, Relevant to my work | Permalink | Comments (0) | TrackBack (0)
Posted at 12:00 AM in address, Email address validation, howto, Relevant to my work | Permalink | Comments (2) | TrackBack (1)
Posted at 12:00 AM in Email address validation, howto, Relevant to my work, Technology | Permalink | Comments (7) | TrackBack (0)
Posted at 12:00 AM in Email address validation, Relevant to my work, Technology | Permalink | Comments (4) | TrackBack (0)