MysqlndUhConnection
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MysqlndUhConnection::useResult

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::useResultInitiate a result set retrieval

说明

public resource MysqlndUhConnection::useResult ( mysqlnd_connection $connection )

Initiate a result set retrieval.

参数

connection

Mysqlnd connection handle. Do not modify!

返回值

Resource of type Mysqlnd Resultset (internal only - you must not modify it!). The documentation may also refer to such resources using the alias name mysqlnd_resultset.

范例

Example #1 MysqlndUhConnection::useResult() example

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

$mysqli = new mysqli("localhost""root""""test");
$mysqli->real_query("SELECT 'Good morning!' AS _msg FROM DUAL");
$res $mysqli->use_result();
var_dump($res->fetch_assoc());
?>

以上例程会输出:

proxy::useResult(array (
  0 => NULL,
))
proxy::useResult returns NULL
resource(425) of type (Mysqlnd Resultset (internal only - you must not modify it!))
array(1) {
  ["_msg"]=>
  string(13) "Good morning!"
}

参见


MysqlndUhConnection
在线手册:中文 英文
PHP手册