Yeti wrote:
> <?php
> # this one worked fine for me, but it does not cover the full RFC
> like: "name" name@xxxxxxxxxxxxx OR name <name@xxxxxxxxxxxxx>
> $regex =
> "^[a-z0-9,!#\$%&'\*\+/=\?\^_`\{\|}~-]+(\.[a-z0-9,!#\$%&'\*\+/=\
\^_`\{\|}~-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*\.([a-z]{2,})$";
For the domain part, I would check against
"@([a-z0-9-]+\.)+[a-z0-9-]+"
and then do a lookup for an A record. There are still some patterns
that will fit the above, without being valid domain-names.
/Per Jessen, Zürich
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