MysqlndUhConnection
PHP 手册

MysqlndUhConnection::getWarningCount

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::getWarningCountReturns the number of warnings from the last query for the given link

说明

public int MysqlndUhConnection::getWarningCount ( mysqlnd_connection $connection )

Returns the number of warnings from the last query for the given link.

参数

connection

Mysqlnd connection handle. Do not modify!

返回值

Number of warnings.

范例

Example #1 MysqlndUhConnection::getWarningCount() example

<?php
class proxy extends MysqlndUhConnection {
 public function 
getWarningCount($res) {
  
printf("%s(%s)\n"__METHOD__var_export(func_get_args(), true));
  
$ret parent::getWarningCount($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->warning_count);
?>

以上例程会输出:

proxy::getWarningCount(array (
  0 => NULL,
))
proxy::getWarningCount returns 0
int(0)

参见


MysqlndUhConnection
PHP 手册