从另一个数据库获取数据到Wordpress

Posted 2021-02-25

<?php 
								$wpdbtest_otherdb = new wpdb('db_user', 'db_password', 'db_name', 'localhost');
								$wpdbtest_otherdb->show_errors();
								$datarows = $wpdbtest_otherdb->get_results("SELECT field,field2,field3  FROM table");
 
								foreach ($datarows as $datarow) {
								    echo $datarow->field;
								}
						?>