getMailCode($email, 60 * $minutes); $subject = '邮件验证码'; $content = sprintf('验证码:%s,%s 分钟内有效,如非本人操作请忽略。', $code, $minutes); $subject = $this->formatSubject($subject); $content = $this->formatContent($content); return $this->send($email, $subject, $content); } }