MysqlndUhConnection::ping

(PECL mysqlnd-uh >= 1.0.0-alpha)

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

Descrição

public bool MysqlndUhConnection::ping ( mysqlnd_connection $connection )

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

Parâmetros

connection

Mysqlnd connection handle. Do not modify!

Valor Retornado

Returns TRUE on success. Otherwise, returns FALSE

Exemplos

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();
?>

O exemplo acima irá imprimir:

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

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