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【PHP】MySQL原生PHP操作-天龙八步
2022-07-26 18:38:00 【知其黑、受其白】
<?php
//1、第一步【建立连接】
$conn = mysqli_connect('localhost','root','123456') or die('数据库连接失败!');
//2、第二步【选择数据库】
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