[Gllug] strip invalid email addresses

[Nix]

On 7 Dec 2007, tethys at gmail.com uttered the following:
> This is actually harder than you'd expect (although not as hard as
> some misinformed pages on the net would have you believe). This is a
> simple regexp that will catch 99% of valid Internet email addresses.
> It's fine for filtering out valid addresses from a list like this
> (accepting that it'll miss a few valid ones), but don't even think
> about using it to validate an address in real time on a wbe form or
> similar, for example.
>
> sed -rn '/^.*@[-A-Za-z0-9]+\.[-A-Za-z0-9.]+$/p' addr.txt

Thank you, "Tethys the Sed Deity" <tethys@(not a real name)gmail.com>.

(I *think* that's still valid under RC2822.)

;}

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