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<div id="function.array-udiff-uassoc" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">array_udiff_uassoc</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">array_udiff_uassoc</span> &mdash; <span class="dc-title">Calcule la différence de deux tableaux associatifs, compare les données et
   les index avec une fonction de rappel</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.array-udiff-uassoc-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>array_udiff_uassoc</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$array</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">...$arrays</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span> <code class="parameter">$value_compare_func</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.callable.php" class="type callable">callable</a></span> <code class="parameter">$key_compare_func</code></span><br>): <span class="type"><a href="language.types.array.php" class="type array">array</a></span></div>

  <p class="para rdfs-comment">
   Calcule la différence de deux tableaux associatifs, compare les données et
   les index avec une fonction de rappel.
  </p>
  <p class="para">
   Il est à noter que les clés sont utilisées dans les comparaisons contrairement à
   <span class="function"><a href="function.array-diff.php" class="function">array_diff()</a></span> et <span class="function"><a href="function.array-udiff.php" class="function">array_udiff()</a></span>.
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-function.array-udiff-uassoc-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">array</code></dt>
     <dd>
      <p class="para">
       Le premier tableau.
      </p>
     </dd>
    

    
     <dt><code class="parameter">arrays</code></dt>
     <dd>
      <p class="para">
       Tableaux à comparer contre
      </p>
     </dd>
    

    
     <dt><code class="parameter">value_compare_func</code></dt>
     <dd>
      <p class="para">
La fonction de comparaison doit retourner un entier inférieur à, égal à, ou supérieur
à 0 si le premier argument est considéré comme, respectivement, inférieur à, égal à, ou supérieur au second.
</p>
<div class="methodsynopsis dc-description"><span class="methodname"><span class="replaceable">callback</span></span>(<span class="methodparam"><span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span> <code class="parameter">$a</code></span>, <span class="methodparam"><span class="type"><a href="language.types.mixed.php" class="type mixed">mixed</a></span> <code class="parameter">$b</code></span>): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>

<div class="caution"><strong class="caution">Attention</strong>
<p class="para">
Retourner des valeurs <em>non-entières</em> à partir de la fonction
de comparaison, telles que <span class="type"><a href="language.types.float.php" class="type float">float</a></span>, entraînera une conversion interne
de la valeur de retour du rappel en <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>. Ainsi, des valeurs telles que
<code class="literal">0.99</code> et <code class="literal">0.1</code> seront toutes deux converties en une
valeur entière de <code class="literal">0</code>, ce qui comparera de telles valeurs comme égales.
</p>
</div>
      <div class="caution"><strong class="caution">Attention</strong>
 <p class="para">
  La fonction de rappel de tri doit traiter n&#039;importe quelle valeur de n&#039;importe quel tableau dans n&#039;importe quel ordre,
  quel que soit l&#039;ordre dans lequel elles ont été initialement fournies.
  Cela s&#039;explique par le fait que chaque tableau individuel est d&#039;abord trié avant d&#039;être comparé aux autres tableaux.

  Par exemple :
  <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$arrayA </span><span style="color: #007700">= [</span><span style="color: #DD0000">"chaîne"</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">];<br /></span><span style="color: #0000BB">$arrayB </span><span style="color: #007700">= [[</span><span style="color: #DD0000">"value" </span><span style="color: #007700">=&gt; </span><span style="color: #0000BB">1</span><span style="color: #007700">]];<br /></span><span style="color: #FF8000">// $item1 et $item2 peuvent être l'une des valeurs suivantes : "chaîne", 1 ou ["value" =&gt; 1]<br /></span><span style="color: #0000BB">$compareFunc </span><span style="color: #007700">= static function (</span><span style="color: #0000BB">$item1</span><span style="color: #007700">, </span><span style="color: #0000BB">$item2</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$value1 </span><span style="color: #007700">= </span><span style="color: #0000BB">is_string</span><span style="color: #007700">(</span><span style="color: #0000BB">$item1</span><span style="color: #007700">) ? </span><span style="color: #0000BB">strlen</span><span style="color: #007700">(</span><span style="color: #0000BB">$item1</span><span style="color: #007700">) : (</span><span style="color: #0000BB">is_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$item1</span><span style="color: #007700">) ? </span><span style="color: #0000BB">$item1</span><span style="color: #007700">[</span><span style="color: #DD0000">"value"</span><span style="color: #007700">] : </span><span style="color: #0000BB">$item1</span><span style="color: #007700">);<br />    </span><span style="color: #0000BB">$value2 </span><span style="color: #007700">= </span><span style="color: #0000BB">is_string</span><span style="color: #007700">(</span><span style="color: #0000BB">$item2</span><span style="color: #007700">) ? </span><span style="color: #0000BB">strlen</span><span style="color: #007700">(</span><span style="color: #0000BB">$item2</span><span style="color: #007700">) : (</span><span style="color: #0000BB">is_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$item2</span><span style="color: #007700">) ? </span><span style="color: #0000BB">$item2</span><span style="color: #007700">[</span><span style="color: #DD0000">"value"</span><span style="color: #007700">] : </span><span style="color: #0000BB">$item2</span><span style="color: #007700">);<br />    return </span><span style="color: #0000BB">$value1 </span><span style="color: #007700">&lt;=&gt; </span><span style="color: #0000BB">$value2</span><span style="color: #007700">;<br />};<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
  </div>

 </p>
</div>
     </dd>
    
    
     <dt><code class="parameter">key_compare_func</code></dt>
     <dd>
      <p class="para">
       La comparaison des clés (indices) est effectuée par la fonction de rappel
       <code class="parameter">key_compare_func</code>. Ce comportement est différent de celui de
       <span class="function"><a href="function.array-udiff-assoc.php" class="function">array_udiff_assoc()</a></span>, vu que cette dernière utilise une fonction interne
       pour comparer les indices.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-function.array-udiff-uassoc-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="para">
   Retourne un <a href="language.types.array.php" class="link">tableau</a> contenant toutes les valeurs du tableau
   <code class="parameter">array</code> qui ne sont pas présentes dans
   aucun autre argument.
  </p>
 </div>

 <div class="refsect1 examples" id="refsect1-function.array-udiff-uassoc-examples">
  <h3 class="title">Exemples</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemple #1 Exemple avec <span class="function"><strong>array_udiff_uassoc()</strong></span></strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">class </span><span style="color: #0000BB">cr </span><span style="color: #007700">{<br />    private </span><span style="color: #0000BB">$priv_member</span><span style="color: #007700">;<br />    function </span><span style="color: #0000BB">__construct</span><span style="color: #007700">(</span><span style="color: #0000BB">$val</span><span style="color: #007700">)<br />    {<br />        </span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">priv_member </span><span style="color: #007700">= </span><span style="color: #0000BB">$val</span><span style="color: #007700">;<br />    }<br /><br />    static function </span><span style="color: #0000BB">comp_func_cr</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">)<br />    {<br />        if (</span><span style="color: #0000BB">$a</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">priv_member </span><span style="color: #007700">=== </span><span style="color: #0000BB">$b</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">priv_member</span><span style="color: #007700">) return </span><span style="color: #0000BB">0</span><span style="color: #007700">;<br />        return (</span><span style="color: #0000BB">$a</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">priv_member </span><span style="color: #007700">&gt; </span><span style="color: #0000BB">$b</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">priv_member</span><span style="color: #007700">)? </span><span style="color: #0000BB">1</span><span style="color: #007700">:-</span><span style="color: #0000BB">1</span><span style="color: #007700">;<br />    }<br /><br />    static function </span><span style="color: #0000BB">comp_func_key</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">)<br />    {<br />        if (</span><span style="color: #0000BB">$a </span><span style="color: #007700">=== </span><span style="color: #0000BB">$b</span><span style="color: #007700">) return </span><span style="color: #0000BB">0</span><span style="color: #007700">;<br />        return (</span><span style="color: #0000BB">$a </span><span style="color: #007700">&gt; </span><span style="color: #0000BB">$b</span><span style="color: #007700">)? </span><span style="color: #0000BB">1</span><span style="color: #007700">:-</span><span style="color: #0000BB">1</span><span style="color: #007700">;<br />    }<br />}<br /></span><span style="color: #0000BB">$a </span><span style="color: #007700">= array(</span><span style="color: #DD0000">"0.1" </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">9</span><span style="color: #007700">), </span><span style="color: #DD0000">"0.5" </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">12</span><span style="color: #007700">), </span><span style="color: #0000BB">0 </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">23</span><span style="color: #007700">), </span><span style="color: #0000BB">1</span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">4</span><span style="color: #007700">), </span><span style="color: #0000BB">2 </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(-</span><span style="color: #0000BB">15</span><span style="color: #007700">),);<br /></span><span style="color: #0000BB">$b </span><span style="color: #007700">= array(</span><span style="color: #DD0000">"0.2" </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">9</span><span style="color: #007700">), </span><span style="color: #DD0000">"0.5" </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">22</span><span style="color: #007700">), </span><span style="color: #0000BB">0 </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">3</span><span style="color: #007700">), </span><span style="color: #0000BB">1</span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(</span><span style="color: #0000BB">4</span><span style="color: #007700">), </span><span style="color: #0000BB">2 </span><span style="color: #007700">=&gt; new </span><span style="color: #0000BB">cr</span><span style="color: #007700">(-</span><span style="color: #0000BB">15</span><span style="color: #007700">),);<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">array_udiff_uassoc</span><span style="color: #007700">(</span><span style="color: #0000BB">$a</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">, array(</span><span style="color: #DD0000">"cr"</span><span style="color: #007700">, </span><span style="color: #DD0000">"comp_func_cr"</span><span style="color: #007700">), array(</span><span style="color: #DD0000">"cr"</span><span style="color: #007700">, </span><span style="color: #DD0000">"comp_func_key"</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>L&#039;exemple ci-dessus va afficher :</p></div>
    <div class="example-contents screen">
<div class="annotation-interactive examplescode"><pre class="examplescode">Array
(
    [0.1] =&gt; cr Object
        (
            [priv_member:cr:private] =&gt; 9
        )

    [0.5] =&gt; cr Object
        (
            [priv_member:cr:private] =&gt; 12
        )

    [0] =&gt; cr Object
        (
            [priv_member:cr:private] =&gt; 23
        )
)</pre>
</div>
    </div>
   </div>
  </p>
  <p class="simpara">
   Dans notre exemple, l&#039;on voit que la paire <code class="literal">&quot;1&quot; =&gt; new cr(4)</code>
   est présente dans les deux tableaux et donc, absente du tableau résultant.
   Il faut garder en tête qu&#039;il faut fournir deux fonctions de rappel.
  </p>
 </div>

 <div class="refsect1 notes" id="refsect1-function.array-udiff-uassoc-notes">
  <h3 class="title">Notes</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <span class="simpara">
    Il est à noter que cette fonction ne vérifie qu&#039;une seule dimension d&#039;un tableau
    multidimensionnel. Il est possible de, bien sûr, tester une dimension
    particulière en utilisant par exemple
    <code class="literal">array_udiff_uassoc($array1[0], $array2[0], &quot;data_compare_func&quot;,
     &quot;key_compare_func&quot;);</code>.
   </span>
  </p></blockquote>
 </div>

 <div class="refsect1 seealso" id="refsect1-function.array-udiff-uassoc-seealso">
  <h3 class="title">Voir aussi</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.array-diff.php" class="function" rel="rdfs-seeAlso">array_diff()</a> - Calcule la diff&eacute;rence entre des tableaux</span></li>
    <li><span class="function"><a href="function.array-diff-assoc.php" class="function" rel="rdfs-seeAlso">array_diff_assoc()</a> - Calcule la diff&eacute;rence de deux tableaux, en prenant aussi en compte les cl&eacute;s</span></li>
    <li><span class="function"><a href="function.array-udiff.php" class="function" rel="rdfs-seeAlso">array_udiff()</a> - Calcule la diff&eacute;rence entre deux tableaux en utilisant une fonction rappel</span></li>
    <li><span class="function"><a href="function.array-udiff-assoc.php" class="function" rel="rdfs-seeAlso">array_udiff_assoc()</a> - Calcule la diff&eacute;rence entre des tableaux avec v&eacute;rification des index, 
  compare les donn&eacute;es avec une fonction de rappel</span></li>
    <li><span class="function"><a href="function.array-intersect.php" class="function" rel="rdfs-seeAlso">array_intersect()</a> - Calcule l'intersection de tableaux</span></li>
    <li><span class="function"><a href="function.array-intersect-assoc.php" class="function" rel="rdfs-seeAlso">array_intersect_assoc()</a> - Calcule l'intersection de deux tableaux avec des tests sur les index</span></li>
    <li><span class="function"><a href="function.array-uintersect.php" class="function" rel="rdfs-seeAlso">array_uintersect()</a> - Calcule l'intersection de deux tableaux, compare les donn&eacute;es en
   utilisant une fonction de rappel</span></li>
    <li><span class="function"><a href="function.array-uintersect-assoc.php" class="function" rel="rdfs-seeAlso">array_uintersect_assoc()</a> - Calcule l'intersection de deux tableaux avec des tests sur l'index, 
  compare les donn&eacute;es en utilisant une fonction de rappel</span></li>
    <li><span class="function"><a href="function.array-uintersect-uassoc.php" class="function" rel="rdfs-seeAlso">array_uintersect_uassoc()</a> - Calcule l'intersection de deux tableaux avec des tests sur l'index,
   compare les donn&eacute;es et les index des deux tableaux en utilisant
   une fonction de rappel s&eacute;par&eacute;e</span></li>
   </ul>
  </p>
 </div>

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