mysqli
PHP Manual

mysqli_get_host_info

mysqli->host_info

(No version information available, might be only in CVS)

mysqli->host_info — Returns a string representing the type of connection used

说明

Procdural style:

string mysqli_get_host_info ( mysqli $link )

Object oriented style (property):

mysqli
string$host_info;

The mysqli_get_host_info() function returns a string describing the connection represented by the link parameter is using (including the server host name).

参数

link

Procedural style only: A link identifier returned by mysqli_connect() or mysqli_init()

返回值

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

范例

Example#1 Object oriented style

<?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();
?>

Example#2 Procedural style

<?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);
?>

上例将输出:

Host info: Localhost via UNIX socket

参见


mysqli
PHP Manual