Memcached
PHP Manual

Memcached::getServerByKey

(PECL memcached >= 0.1.0)

Memcached::getServerByKeyMap a key to a server

说明

public array Memcached::getServerByKey ( string $server_key )

Memcached::getServerByKey() returns the server that would be selected by a particular server_key in all the Memcached::*ByKey() operations.

参数

server_key

此键名标识存储值的服务器。

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE. 如需要则使用 Memcached::getResultCode()

范例

Example #1 Memcached::getServerByKey() example

<?php
$m 
= new Memcached();
$m->addServers(array(
    array(
'mem1.domain.com'1121140),
    array(
'mem2.domain.com'1121140),
    array(
'mem3.domain.com'1121120),
));

$m->setOption(Memcached::OPT_LIBKETAMA_COMPATIBLEtrue);

var_dump($m->getServerByKey('user'));
var_dump($m->getServerByKey('log'));
var_dump($m->getServerByKey('ip'));
?>

以上例程的输出类似于:

array(3) {
  ["host"]=>
  string(15) "mem3.domain.com"
  ["port"]=>
  int(11211)
  ["weight"]=>
  int(20)
}
array(3) {
  ["host"]=>
  string(15) "mem2.domain.com"
  ["port"]=>
  int(11211)
  ["weight"]=>
  int(40)
}
array(3) {
  ["host"]=>
  string(15) "mem2.domain.com"
  ["port"]=>
  int(11211)
  ["weight"]=>
  int(40)
}


Memcached
PHP Manual