<?php function hideEmail($email){ $prefix = substr($email, 0, strrpos($email, '@')); $suffix = substr($email, strripos($email, '@')); $len = floor(strlen($prefix)/2); return substr($prefix,0, $len) . str_repeat('*', $len) . $suffix; } echo hideEmail('abcdljtrsjtrsjlkjk@hotmail.com'); echo hideEmail('"abc\@def"@iana.org');
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