MysqlndUhConnection::getLastMessage

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::getLastMessageRetrieves information about the most recently executed query

说明

public MysqlndUhConnection::getLastMessage ( mysqlnd_connection $connection ) : void

Retrieves information about the most recently executed query.

参数

connection

Mysqlnd connection handle. Do not modify!

返回值

Last message. Trying to return a string longer than 511 bytes will cause an error of the type E_WARNING and result in the string being truncated.

范例

Example #1 MysqlndUhConnection::getLastMessage() example

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

$mysqli = new mysqli("localhost""root""""test");
var_dump($mysqli->info);
$mysqli->query("DROP TABLE IF EXISTS test");
var_dump($mysqli->info);
?>

以上例程会输出:

proxy::getLastMessage(array (
  0 => NULL,
))
proxy::getLastMessage returns ''
string(0) ""
proxy::getLastMessage(array (
  0 => NULL,
))
proxy::getLastMessage returns ''
string(0) ""

参见