MysqlndUhConnection
PHP Manual

MysqlndUhConnection::ping

Pings a server connection, or tries to reconnect if the connection has gone down

Description

public bool MysqlndUhConnection::ping ( mysqlnd_connection $connection )

Pings a server connection, or tries to reconnect if the connection has gone down.

Parameters

connection

Mysqlnd connection handle. Do not modify!

Return Values

Returns TRUE on success. Otherwise, returns FALSE

Examples

Example #1 MysqlndUhConnection::ping example

<?php
class proxy extends MysqlndUhConnection {
 public function ping($res) {
  printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
  $ret = parent::ping($res);
  printf("%s returns %s\n", __METHOD__, var_export($ret, true));
  return $ret;
 }
}
mysqlnd_uh_set_connection_proxy(new proxy());

$mysqli = new mysqli("localhost", "root", "", "test");
$mysqli->ping();
?>

The above example will output:

proxy::ping(array (
  0 => NULL,
))
proxy::ping returns true

See Also

  • mysqlnd_uh_set_connection_proxy
  • mysqli_ping
  • mysql_ping