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<div id="solrcollapsefunction.construct" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">SolrCollapseFunction::__construct</h1>
  <p class="verinfo">(PECL solr &gt;= 2.2.0)</p><p class="refpurpose"><span class="refname">SolrCollapseFunction::__construct</span> &mdash; <span class="dc-title">Конструктор класса</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-solrcollapsefunction.construct-description">
  <h3 class="title">Описание</h3>
  <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>SolrCollapseFunction::__construct</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$field</code><span class="initializer"> = ?</span></span>)</div>

  <p class="para rdfs-comment">
    Конструктор класса Collapse Function
  </p>

 </div>


 <div class="refsect1 parameters" id="refsect1-solrcollapsefunction.construct-parameters">
  <h3 class="title">Список параметров</h3>
  <dl>
   
    <dt><code class="parameter">field</code></dt>
    <dd>
     <p class="para">
        Имя поля для свёртывания.
     </p>
     <p class="para">
      Чтобы свернуть результат. Тип поля должен быть однозначным: строка, целое число или число с плавающей точкой.
     </p>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 examples" id="refsect1-solrcollapsefunction.construct-examples">
  <h3 class="title">Примеры</h3>
  <div class="example" id="example-1">
   <p><strong>Пример #1 Пример использования <span class="function"><strong>SolrCollapseFunction::__construct()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br /></span><span style="color: #007700">include </span><span style="color: #DD0000">"bootstrap.php"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$options </span><span style="color: #007700">= array<br />(<br />    </span><span style="color: #DD0000">'hostname' </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">SOLR_SERVER_HOSTNAME</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'login'    </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">SOLR_SERVER_USERNAME</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'password' </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">SOLR_SERVER_PASSWORD</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'port'     </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">SOLR_SERVER_PORT</span><span style="color: #007700">,<br />    </span><span style="color: #DD0000">'path'     </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">SOLR_SERVER_PATH<br /></span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$client </span><span style="color: #007700">= new </span><span style="color: #0000BB">SolrClient</span><span style="color: #007700">(</span><span style="color: #0000BB">$options</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= new </span><span style="color: #0000BB">SolrQuery</span><span style="color: #007700">(</span><span style="color: #DD0000">'*:*'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$func </span><span style="color: #007700">= new </span><span style="color: #0000BB">SolrCollapseFunction</span><span style="color: #007700">(</span><span style="color: #DD0000">'field_name'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$func</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setMax</span><span style="color: #007700">(</span><span style="color: #DD0000">'sum(cscore(),field(some_other_field))'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$func</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setSize</span><span style="color: #007700">(</span><span style="color: #0000BB">100</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$func</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setNullPolicy</span><span style="color: #007700">(</span><span style="color: #0000BB">SolrCollapseFunction</span><span style="color: #007700">::</span><span style="color: #0000BB">NULLPOLICY_EXPAND</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">collapse</span><span style="color: #007700">(</span><span style="color: #0000BB">$func</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$queryResponse </span><span style="color: #007700">= </span><span style="color: #0000BB">$client</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$response </span><span style="color: #007700">= </span><span style="color: #0000BB">$queryResponse</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getResponse</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$response</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
 </div>



 <div class="refsect1 seealso" id="refsect1-solrcollapsefunction.construct-seealso">
  <h3 class="title">Смотрите также</h3>
  <ul class="simplelist">
   <li><span class="methodname"><a href="solrquery.collapse.php" class="methodname" rel="rdfs-seeAlso">SolrQuery::collapse()</a> - Сворачивает набор результатов до одного документа на группу</span></li>
  </ul>
 </div>


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