Re: Quick email address check

From: Date: Fri, 28 Mar 2008 02:23:03 +0000
Subject: Re: Quick email address check
References: 1  Groups: php.general 
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At 1:28 PM -0400 3/26/08, Al wrote:
I'm scripting a simple registry where the user can input their name and email address. I'd like to do a quick validity check on the email address they just inputted. I can check the syntax, etc. but want check if the address exists. I realize that servers can take a long time to bounce etc. I'll just deal with this separately. Is there a better way than simply sending a test email to see if it bounces? Thanks....
I've had pretty good success from the following: after checking the syntax (exactly one @, at least one . to the right of the @, etc.), if it passes the syntax check, I then set $rhs to everything to the right of the @. Then I test: if (!checkdnsrr($rhs, 'MX')) { invalid } else { valid }
     -----===== Bill =====-----
-- 

You can't tell which way the train went by looking at the track.
   



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