Returns the thread ID for the current connection

# MysqlndUhConnection::getThreadId

(PECL mysqlnd-uh >= 1.0.0-alpha)

MysqlndUhConnection::getThreadId — Returns the thread ID for the current connection

### 説明

public MysqlndUhConnection::getThreadId ( mysqlnd_connection `$connection` ) : int

Returns the thread ID for the current connection.

### パラメータ

`connection`

  Mysqlnd connection handle. Do not modify!

### 返り値

Connection thread id.

### 例

例1 MysqlndUhConnection::getThreadId() example

`<?php
class proxy extends MysqlndUhConnection {
public function getThreadId($res) {
printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
$ret = parent::getThreadId($res);
printf("%s returns %s\n", __METHOD__, var_export($ret, true));
return $ret;
}
}
mysqlnd_uh_set_connection_proxy(new proxy());
$mysqli = new mysqli("localhost", "root", "", "test");
var_dump($mysqli->thread_id);
?>`

上の例の出力は以下となります。

    proxy::getThreadId(array (
      0 => NULL,
    ))
    proxy::getThreadId returns 27646
    int(27646)

### 参考

- mysqlnd_uh_set_connection_proxy() - Installs a proxy for mysqlnd connections
- mysqli_thread_id() - 現在の接続のスレッド ID を返す
- mysql_thread_id() - カレントのスレッド ID を返す