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<div id="memcached.getserverbykey" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Memcached::getServerByKey</h1>
  <p class="verinfo">(PECL memcached &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">Memcached::getServerByKey</span> &mdash; <span class="dc-title">Map a key to a server</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-memcached.getserverbykey-description">
  <h3 class="title">Опис</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>Memcached::getServerByKey</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$server_key</code></span>): <span class="type"><span class="type"><a href="language.types.array.php" class="type array">array</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>Memcached::getServerByKey()</strong></span> returns the server that
   would be selected by a particular <code class="parameter">server_key</code> in all
   the <span class="function"><strong>Memcached::*ByKey()</strong></span> operations.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-memcached.getserverbykey-parameters">
  <h3 class="title">Параметри</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">server_key</code></dt>
     <dd>
      <p class="para">
       Ключ, що визначає сервер, на якому зберігатиметься значення або з якого його
можна отримати. Замість гешування ключа елемента, гешується ключ сервера, з яким
буде взаємодіяти memcached. Це дозволяє об&#039;єднувати пов&#039;язані елементи
на єдиному сервері для пришвидшення одночасних операцій.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-memcached.getserverbykey-returnvalues">
  <h3 class="title">Значення, що повертаються</h3>
  <p class="para">
   Returns an array containing three keys of <code class="literal">host</code>,
   <code class="literal">port</code>, and <code class="literal">weight</code> on success або <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> в разі помилки.
   За необхідності використовується <span class="methodname"><a href="memcached.getresultcode.php" class="methodname">Memcached::getResultCode()</a></span>.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-memcached.getserverbykey-examples">
  <h3 class="title">Приклади</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Приклад #1 <span class="function"><strong>Memcached::getServerByKey()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$m </span><span style="color: #007700">= new </span><span style="color: #0000BB">Memcached</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">addServers</span><span style="color: #007700">(array(<br />    array(</span><span style="color: #DD0000">'mem1.domain.com'</span><span style="color: #007700">, </span><span style="color: #0000BB">11211</span><span style="color: #007700">, </span><span style="color: #0000BB">40</span><span style="color: #007700">),<br />    array(</span><span style="color: #DD0000">'mem2.domain.com'</span><span style="color: #007700">, </span><span style="color: #0000BB">11211</span><span style="color: #007700">, </span><span style="color: #0000BB">40</span><span style="color: #007700">),<br />    array(</span><span style="color: #DD0000">'mem3.domain.com'</span><span style="color: #007700">, </span><span style="color: #0000BB">11211</span><span style="color: #007700">, </span><span style="color: #0000BB">20</span><span style="color: #007700">),<br />));<br /><br /></span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setOption</span><span style="color: #007700">(</span><span style="color: #0000BB">Memcached</span><span style="color: #007700">::</span><span style="color: #0000BB">OPT_LIBKETAMA_COMPATIBLE</span><span style="color: #007700">, </span><span style="color: #0000BB">true</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getServerByKey</span><span style="color: #007700">(</span><span style="color: #DD0000">'user'</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getServerByKey</span><span style="color: #007700">(</span><span style="color: #DD0000">'log'</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$m</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getServerByKey</span><span style="color: #007700">(</span><span style="color: #DD0000">'ip'</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>Поданий вище приклад виведе щось
схоже на:</p></div>
    <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">array(3) {
  [&quot;host&quot;]=&gt;
  string(15) &quot;mem3.domain.com&quot;
  [&quot;port&quot;]=&gt;
  int(11211)
  [&quot;weight&quot;]=&gt;
  int(20)
}
array(3) {
  [&quot;host&quot;]=&gt;
  string(15) &quot;mem2.domain.com&quot;
  [&quot;port&quot;]=&gt;
  int(11211)
  [&quot;weight&quot;]=&gt;
  int(40)
}
array(3) {
  [&quot;host&quot;]=&gt;
  string(15) &quot;mem2.domain.com&quot;
  [&quot;port&quot;]=&gt;
  int(11211)
  [&quot;weight&quot;]=&gt;
  int(40)
}</pre>
</div>
    </div>
   </div>
  </p>
 </div>


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