mysqli_stat
mysqli->stat()
(PHP 5)
mysqli->stat() — Gets the current system status
Descrizione
Procedural style:
string mysqli_stat
( mysqli $link
)
Object oriented style (method):
mysqli
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.
Elenco dei parametri
- link
-
Solo nello stile procedurale: un identificatore restituito da mysqli_connect() o mysqli_init()
Valori restituiti
A string describing the server status. FALSE if an error occurred.
Esempi
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();
}
printf ("System status: %s\n", $mysqli->stat());
$mysqli->close();
?>
Example#2 Procedural style
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
printf("System status: %s\n", mysqli_stat($link));
mysqli_close($link);
?>
Il precedente esempio visualizzerà:
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