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The only way to validate an email address is to send something to it and either get a reply or have the recipient use the contents to further interact (eg: clic
by manicdee 7y ago
The only way to validate an email address is to send something to it and either get a reply or have the recipient use the contents to further interact (eg: click a link copy a code).
If you are lucky the regex will just cause maintenance issues. If you are unlucky it will stop users signing up.