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?>
<div id="collator.getsortkey" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Collator::getSortKey</h1>
  <h1 class="refname">collator_get_sort_key</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.3.2, PHP 7, PHP 8, PECL intl &gt;= 1.0.3)</p><p class="refpurpose"><span class="refname">Collator::getSortKey</span> -- <span class="refname">collator_get_sort_key</span> &mdash; <span class="dc-title">Get sorting key for a string</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-collator.getsortkey-description">
  <h3 class="title">Açıklama</h3>
  <p class="para">
   Nesne yönelimli kullanım
  </p>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>Collator::getSortKey</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>): <span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="para rdfs-comment">
   Yordamsal kullanım
  </p>
  <div class="methodsynopsis dc-description"><span class="methodname"><strong>collator_get_sort_key</strong></span>(<span class="methodparam"><span class="type"><a href="class.collator.php" class="type Collator">Collator</a></span> <code class="parameter">$object</code></span>, <span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>): <span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="para rdfs-comment">
   Return collation key for a string.
   Collation keys can be compared directly instead of strings, though are implementation
   specific and may change between ICU library versions. Sort keys are generally only
   useful in databases or other circumstances where function calls are extremely expensive.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-collator.getsortkey-parameters">
  <h3 class="title">Bağımsız Değişkenler</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">object</code></dt>
     <dd>
      <p class="para">
       <span class="classname"><strong class="classname">Collator</strong></span> object.
      </p>
     </dd>
    
    
     <dt><code class="parameter">string</code></dt>
     <dd>
      <p class="para">
       The string to produce the key from.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-collator.getsortkey-returnvalues">
  <h3 class="title">Dönen Değerler</h3>
  <p class="para">Returns the collation key for the string,  başarısızlık durumunda <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> döner.</p>
  <div class="warning"><strong class="warning">Uyarı</strong>
<p class="simpara">Bu işlev mantıksal <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>
değeriyle dönebileceği gibi <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> olarak değerlendirilebilecek mantıksal
olmayan bir değerle de dönebilir. Bu konuda daha fazla bilgi
<a href="language.types.boolean.php" class="link">Mantıksal Değerler</a> bölümünde
bulunabilir. Bu işlevden dönen değeri sınamak için
<a href="language.operators.comparison.php" class="link"><code class="literal">===</code>
işleci</a> kullanılabilir.</p></div>
 </div>


 <div class="refsect1 examples" id="refsect1-collator.getsortkey-examples">
  <h3 class="title">Örnekler</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Örnek 1 <span class="function"><strong>collator_get_sort_key()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$s1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Hello'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$coll </span><span style="color: #007700">= </span><span style="color: #0000BB">collator_create</span><span style="color: #007700">(</span><span style="color: #DD0000">'en_US'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$res  </span><span style="color: #007700">= </span><span style="color: #0000BB">collator_get_sort_key</span><span style="color: #007700">(</span><span style="color: #0000BB">$coll</span><span style="color: #007700">, </span><span style="color: #0000BB">$s1</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">bin2hex</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>
Yukarıdaki örnek şuna benzer bir çıktı üretir:</p></div>
    <div class="example-contents screen"><br />
     3832404046010901dc08<br />
    </div>
   </div>
  </p>

  <p class="para">
   <div class="example" id="example-2">
    <p><strong>Örnek 2 <span class="function"><strong>Collator::getSortKey()</strong></span> example with <span class="function"><a href="function.usort.php" class="function">usort()</a></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$data </span><span style="color: #007700">= [<br />    [ </span><span style="color: #DD0000">'name' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'🇳🇱 Derick Rethans'</span><span style="color: #007700">, </span><span style="color: #DD0000">'linked_account' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'https://phpc.social/users/derickr' </span><span style="color: #007700">],<br />    [ </span><span style="color: #DD0000">'name' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'Elephpant'</span><span style="color: #007700">, </span><span style="color: #DD0000">'linked_account' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'https://phpc.social/phpc' </span><span style="color: #007700">],<br />    [ </span><span style="color: #DD0000">'name' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'🇫🇷 Marcus Bointon'</span><span style="color: #007700">, </span><span style="color: #DD0000">'linked_account' </span><span style="color: #007700">=&gt; </span><span style="color: #DD0000">'https://phpc.social/users/Synchro' </span><span style="color: #007700">],<br />];<br /><br /></span><span style="color: #FF8000">/* Create the collator */<br /></span><span style="color: #0000BB">$col </span><span style="color: #007700">= new </span><span style="color: #0000BB">Collator</span><span style="color: #007700">(</span><span style="color: #DD0000">'en'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Sort upper-case letters before lower-case letters */<br /></span><span style="color: #0000BB">$col</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setAttribute</span><span style="color: #007700">(</span><span style="color: #0000BB">Collator</span><span style="color: #007700">::</span><span style="color: #0000BB">CASE_FIRST</span><span style="color: #007700">, </span><span style="color: #0000BB">Collator</span><span style="color: #007700">::</span><span style="color: #0000BB">UPPER_FIRST</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Use a user-defined function with sort, that strips out the emojis */<br /></span><span style="color: #0000BB">usort</span><span style="color: #007700">(<br />    </span><span style="color: #0000BB">$data</span><span style="color: #007700">,<br />    function(</span><span style="color: #0000BB">$a</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">) use (</span><span style="color: #0000BB">$col</span><span style="color: #007700">) {<br />        </span><span style="color: #FF8000">/* Remove the character class 'S' (the Symbols), and remove whitespace<br />         * (with trim) */<br />        </span><span style="color: #0000BB">$aName </span><span style="color: #007700">= </span><span style="color: #0000BB">trim</span><span style="color: #007700">(</span><span style="color: #0000BB">preg_replace</span><span style="color: #007700">(</span><span style="color: #DD0000">'/\p{S}+/u'</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #0000BB">$a</span><span style="color: #007700">[</span><span style="color: #DD0000">'name'</span><span style="color: #007700">]));<br />        </span><span style="color: #0000BB">$bName </span><span style="color: #007700">= </span><span style="color: #0000BB">trim</span><span style="color: #007700">(</span><span style="color: #0000BB">preg_replace</span><span style="color: #007700">(</span><span style="color: #DD0000">'/\p{S}+/u'</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">[</span><span style="color: #DD0000">'name'</span><span style="color: #007700">]));<br /><br />                                </span><span style="color: #FF8000">/* Create the sort key */<br />        </span><span style="color: #0000BB">$aKey </span><span style="color: #007700">= </span><span style="color: #0000BB">$col</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getSortKey</span><span style="color: #007700">(</span><span style="color: #0000BB">$aName</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">$bKey </span><span style="color: #007700">= </span><span style="color: #0000BB">$col</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getSortKey</span><span style="color: #007700">(</span><span style="color: #0000BB">$bName</span><span style="color: #007700">);<br /><br />                                </span><span style="color: #FF8000">/* Use the sort key to signal which element sorts first */<br />        </span><span style="color: #007700">return </span><span style="color: #0000BB">$aKey </span><span style="color: #007700">&lt;=&gt; </span><span style="color: #0000BB">$bKey</span><span style="color: #007700">;<br />    }<br />);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>
Yukarıdaki örnek şuna benzer bir çıktı üretir:</p></div>
    <div class="example-contents screen"><br />
array(3) {<br />
  [0] =&gt;<br />
  array(2) {<br />
    &#039;name&#039; =&gt;<br />
    string(25) &quot;🇳🇱 Derick Rethans&quot;<br />
    &#039;linked_account&#039; =&gt;<br />
    string(33) &quot;https://phpc.social/users/derickr&quot;<br />
  }<br />
  [1] =&gt;<br />
  array(2) {<br />
    &#039;name&#039; =&gt;<br />
    string(9) &quot;Elephpant&quot;<br />
    &#039;linked_account&#039; =&gt;<br />
    string(24) &quot;https://phpc.social/phpc&quot;<br />
  }<br />
  [2] =&gt;<br />
  array(2) {<br />
    &#039;name&#039; =&gt;<br />
    string(25) &quot;🇫🇷 Marcus Bointon&quot;<br />
    &#039;linked_account&#039; =&gt;<br />
    string(33) &quot;https://phpc.social/users/Synchro&quot;<br />
  }<br />
}<br />
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-collator.getsortkey-seealso">
  <h3 class="title">Ayrıca Bakınız</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="collator.sort.php" class="function" rel="rdfs-seeAlso">collator_sort()</a> - Belirtilen karşılaştırıcıyı kullanarak diziyi sıralar</span></li>
    <li><span class="function"><a href="collator.sortwithsortkeys.php" class="function" rel="rdfs-seeAlso">collator_sort_with_sort_keys()</a> - Bir diziyi belirtilen karşılaştırıcıyı ve sıralama anahtarlarını
  kullanarak sıralar</span></li>
   </ul>
  </p>
 </div>

</div><?php manual_footer($setup); ?>