PHP mysqli_get_proto_info() 函数

<?php高佣联盟 www.cgewang.com
$con=mysqli_connect("localhost","my_user","my_password","my_db");
// 检测连接
if (mysqli_connect_errno($con))
{
    echo "数据库连接失败: " . mysqli_connect_error();
}

echo mysqli_get_proto_info($con);

mysqli_close($con);
?>