mysqli_stat

Gets the current system status (PHP 5)
string mysqli_stat ( mysqli link )

Procedural style:

Object oriented style (method):

mysqli {
  string stat();
}

mysqli_stat() returns a string containing information similar to that provided by the 'mysqladmin status' command. This includes uptime in seconds and the number of running threads, questions, reloads, and open tables.

返回值

A string describing the server status. FALSE if an error occurred.

范例

例 1330. 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();
}

printf ("System status: %s\n", $mysqli->stat());

$mysqli->close();
?>

例 1331. 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();
}

printf("System status: %s\n", mysqli_stat($link));

mysqli_close($link);
?>

上例将输出:

System status: Uptime: 272  Threads: 1  Questions: 5340  Slow queries: 0
Opens: 13  Flush tables: 1  Open tables: 0  Queries per second avg: 19.632
Memory in use: 8496K  Max memory used: 8560K