Jason Murray wrote:
>
> Function validEmail($emailaddress)
> {
> // Decides if the email address is valid. Checks syntax and DNS
> // records, for total smartass value. Returns "valid", "invalid-mx"
> // or "invalid-form".
>
> if
> (eregi("^[0-9a-z]([-_.]?[0-9a-z])*@[0-9a-z]([-.]?[0-9a-z])*\\.[a-z]{2,3}$",
> $emailaddress, $check))
> {
> if ( checkdnsrr(substr(strstr($check[0], '@'), 1), "ANY") )
> { return "valid"; }
> else
> { return "invalid-mx"; }
> }
> else
> {
> return "invalid-form";
> }
> }
>
> If it gets through the first match with ".om", it won't get through the
> checkdnsrr().
>
> Jason
>
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Good idea... that $. Also the checkdnsrr is a nice feature. But....
I'll have to remind you on a previous thread about quite the same
problem. The checkdnsrr can slow down the performance of your own
site. It _can_ make it terribly slow. Draw your own conclusion.
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* R&zE:
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** Renze Munnik
**
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