maxdb_ping

maxdb::ping

(PECL maxdb >= 1.0)

maxdb_ping -- maxdb::ping — Pings a server connection, or tries to reconnect if the connection has gone down

Açıklama

Yordamsal kullanım

bool maxdb_ping ( resource $link )

Nesne yönelimli kullanım

bool maxdb::ping ( void )

Checks whether the connection to the server is working. If it has gone down, and global option maxdb.reconnect is enabled an automatic reconnection is attempted.

This function can be used by clients that remain idle for a long while, to check whether the server has closed the connection and reconnect if necessary.

Dönen Değerler

Başarı durumunda TRUE, başarısızlık durumunda FALSE döner.

Örnekler

Örnek 1 Nesne yönelimli kullanım


<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");

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

/* check if server is alive */
if ($maxdb->ping()) {
   printf ("Our connection is ok!\n");
} else {
   printf ("Error: %s\n", $maxdb->error);
}

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

Örnek 2 Yordamsal kullanım


<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");

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

/* check if server is alive */
if (maxdb_ping($link)) {
   printf ("Our connection is ok!\n");
} else {
   printf ("Error: %s\n", maxdb_error($link));
}

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

Yukarıdaki örnek şuna benzer bir çıktı üretir:

Our connection is ok!

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