<?php $user_email = 'asd@toyota.com'; $re_to = "[^@]+@[^@]+"; //"[^@]+@[^@]*toyota[^@]*\.[^@]+"; $re_to = "\[.\]+"; $regex = preg_quote($re_to, '#'); $res = preg_match("$regex#i", $user_email); echo $res ? '1' : '0';
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