Posted By

plasticbottle on 03/14/18



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PHP regex e-mail validation

/ Published in: PHP
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It should work for domains like

note that regex will never really be able to match 100% of e-mail addresses without allowing some false positives

Copy this code and paste it in your HTML
  1. function is_email_valid($email)
  2. {
  3. return (preg_match('/^[a-zA-z0-9._'+]+@[a-zA-z0-9]+\.([a-z0-9-]{2,4}|[a-z0-9]{2,}+\.[a-z0-9]{2,4})$/', $email) > 0) ? true : false;
  4. }

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