WordPress网站遇到“数据库连接错误”报错解决方法

// ** MySQL settings - You can get this info from your web host ** //
/** The name of the database for WordPress */
define('DB_NAME', 'your_database_name');

/** MySQL database username */
define('DB_USER', 'your_username');

/** MySQL database password */
define('DB_PASSWORD', 'your_password');

/** MySQL hostname */
define('DB_HOST', 'your_host_name');

/** Database Charset to use in creating database tables. */
define('DB_CHARSET', 'utf8mb4');

/** The Database Collate type. Don't change this if in doubt. */
define('DB_COLLATE', '');

define('DB_NAME', 'correct_database_name');
define('DB_USER', 'correct_username');
define('DB_PASSWORD', 'correct_password');
define('DB_HOST', 'correct_host_name');