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MySQLi

mysqli::$host_info

mysqli_get_host_info

(PHP 5)

mysqli::$host_info -- mysqli_get_host_infoReturns a string representing the type of connection used

说明

面向对象风格

过程化风格

string mysqli_get_host_info ( mysqli $link )

Returns a string describing the connection represented by the link parameter (including the server host name).

参数

link

仅以过程化样式:由 mysqli_connect()mysqli_init() 返回的链接标识。

返回值

A character string representing the server hostname and the connection type.

范例

Example #1 $mysqli->host_info example

面向对象风格

<?php
$mysqli 
= new mysqli("localhost""my_user""my_password""world");

/* check connection */
if (mysqli_connect_errno()) {
    
printf("Connect failed: %s\n"mysqli_connect_error());
    exit();
}

/* print host information */
printf("Host info: %s\n"$mysqli->host_info);

/* close connection */
$mysqli->close();
?>

过程化风格

<?php
$link 
mysqli_connect("localhost""my_user""my_password""world");

/* check connection */
if (mysqli_connect_errno()) {
    
printf("Connect failed: %s\n"mysqli_connect_error());
    exit();
}

/* print host information */
printf("Host info: %s\n"mysqli_get_host_info($link));

/* close connection */
mysqli_close($link);
?>

以上例程会输出:

Host info: Localhost via UNIX socket

参见


MySQLi
PHP 手册