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</div><hr /><div id="function.array-uintersect" class="refentry">
   <div class="refnamediv">
    <h1 class="refname">array_uintersect</h1>
    <p class="verinfo">(PHP 5)</p><p class="refpurpose"><span class="refname">array_uintersect</span> &mdash; <span class="dc-title">
     Ermittelt die Schnittmenge von Arrays, vergleicht Daten mittels einer Callbackfunktion
    </span></p>

   </div>
   <div class="refsect1 description" id="refsect1-function.array-uintersect-description">
    <h3 class="title">Beschreibung</h3>
    <div class="methodsynopsis dc-description">
     <span class="type">array</span> <span class="methodname"><strong>array_uintersect</strong></span>
      ( <span class="methodparam"><span class="type">array</span> <code class="parameter">$array1</code></span>
     , <span class="methodparam"><span class="type">array</span> <code class="parameter">$array2</code></span>
     [, <span class="methodparam"><span class="type">array</span> <code class="parameter">$ ...</code></span>
     ], <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.callback" class="type callback">callback</a></span> <code class="parameter">$data_compare_func</code></span>
     )</div>

    <p class="para rdfs-comment">
     <span class="function"><strong>array_uintersect()</strong></span> gibt ein Array mit allen
     Werten aus <code class="parameter">array1</code> zurück, die ebenfalls
     in allen anderen Argumenten enthalten sind.
     Die Daten werden durch eine Callbackfunktion verglichen.
    </p>
    <p class="para">
     <div class="example" id="example-4950">
      <p><strong>Beispiel #1 <span class="function"><strong>array_uintersect()</strong></span> Beispiel</strong></p>
      <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$array1&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #DD0000">"a"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"grün"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"b"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"braun"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"c"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"blau"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"rot"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$array2&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #DD0000">"a"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"GRÜN"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"B"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #DD0000">"braun"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"gelb"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"rot"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">array_uintersect</span><span style="color: #007700">(</span><span style="color: #0000BB">$array1</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$array2</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"strcasecmp"</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
      </div>

      <div class="example-contents"><p>Das oben gezeigte Beispiel erzeugt folgende
Ausgabe:</p></div>
      <div class="example-contents screen">
<div class="cdata"><pre>
Array
(
    [a] =&gt; grün
    [b] =&gt; braun
    [0] =&gt; rot
)
</pre></div>
      </div>
     </div>
    </p>
    <p class="para">
     Für den Vergleich der Daten wird die angegebene Callbackfunktion
     herangezogen. Diese muss einen Integer kleiner als, genau gleich oder
     größer als Null zurückgeben, wenn das erste Argument entsprechend als
     kleiner, gleich oder größer als das Zweite betrachtet wird. 
    </p>
    <p class="para">
     Siehe auch <span class="function"><a href="function.array-intersect.html" class="function">array_intersect()</a></span>,
     <span class="function"><a href="function.array-uintersect-assoc.html" class="function">array_uintersect_assoc()</a></span>,
     <span class="function"><a href="function.array-intersect-uassoc.html" class="function">array_intersect_uassoc()</a></span> und
     <span class="function"><a href="function.array-uintersect-uassoc.html" class="function">array_uintersect_uassoc()</a></span>.
    </p>
   </div>

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