警告：mysqli_real_connect（）:( HY000 / 1045）：在C：\ xampp \ htdocs \ sitename \ wp-includes \ wp-db中，用户'sitename'@'localhost'（使用密码：YES）拒绝访问。 php在1489行
警告：mysql_connect（）：在第1515行的C：\ xampp \ htdocs \ sitename \ wp-includes \ wp-db.php中，用户'sitename'@'localhost'（使用密码：YES）拒绝访问
line 1489:mysqli_real_connect( $this->dbh, $host, $this->dbuser, $this->dbpassword, null, $port, $socket, $client_flags );
line 1515:$this->dbh = mysql_connect( $this->dbhost, $this->dbuser, $this->dbpassword, $new_link, $client_flags );