PHP mysqli_get_host_info() 函数

定义和用法

mysqli_get_host_info() 函数返回 MySQL 服务器主机名和连接类型。

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语法

mysqli_get_host_info(connection);

返回 MySQL 服务器主机名和连接类型：

<?php
$con=mysqli_connect("localhost","my_user","my_password","my_db");
// 检测连接
if (mysqli_connect_errno($con))
{
     echo "数据库连接失败: " . mysqli_connect_error();
}
 
echo mysqli_get_host_info($con);
 
mysqli_close($con);
?>