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?>
<div id="mysqli.set-charset" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mysqli::set_charset</h1>
  <h1 class="refname">mysqli_set_charset</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.0.5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">mysqli::set_charset</span> -- <span class="refname">mysqli_set_charset</span> &mdash; <span class="dc-title">Définit le jeu de caractères du client</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-mysqli.set-charset-description">
  <h3 class="title">Description</h3>
  <p class="para">Style orienté objet</p>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>mysqli::set_charset</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$charset</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">Style procédural</p>
  <div class="methodsynopsis dc-description"><span class="methodname"><strong>mysqli_set_charset</strong></span>(<span class="methodparam"><span class="type"><a href="class.mysqli.php" class="type mysqli">mysqli</a></span> <code class="parameter">$mysql</code></span>, <span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$charset</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   Définit le jeu de caractères à utiliser lors de l&#039;envoi de données
   depuis et vers le serveur de base de données.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-mysqli.set-charset-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">
   <dl>
    
<dt><code class="parameter">mysql</code></dt><dd><p class="para">
 Seulement en style procédural : Un objet <span class="classname"><a href="class.mysqli.php" class="classname">mysqli</a></span>
 retourné par la fonction <span class="function"><a href="function.mysqli-connect.php" class="function">mysqli_connect()</a></span> ou <span class="function"><a href="mysqli.init.php" class="function">mysqli_init()</a></span>.
</p></dd>
    
     <dt><code class="parameter">charset</code></dt>
     <dd>
      <p class="para">
       Le jeu de caractères à définir.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-mysqli.set-charset-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="para">
   Cette fonction retourne <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> en cas de succès ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> si une erreur survient.
  </p>
 </div>


 <div class="refsect1 errors" id="refsect1-mysqli.set-charset-errors">
  <h3 class="title">Erreurs / Exceptions</h3>
  <p class="para">
Si le rapport d&#039;erreurs mysqli est activé (<strong><code><a href="mysqli.constants.php#constant.mysqli-report-error">MYSQLI_REPORT_ERROR</a></code></strong>) et que l&#039;opération demandée échoue,
un avertissement est généré. Si, en plus, le mode est défini sur <strong><code><a href="mysqli.constants.php#constant.mysqli-report-strict">MYSQLI_REPORT_STRICT</a></code></strong>,
une <span class="classname"><a href="class.mysqli-sql-exception.php" class="classname">mysqli_sql_exception</a></span> est lancée à la place.</p>
 </div>


 <div class="refsect1 examples" id="refsect1-mysqli.set-charset-examples">
  <h3 class="title">Exemples</h3>
  <div class="example" id="example-1">
   <p><strong>Exemple #1 Exemple avec <span class="methodname"><strong>mysqli::set_charset()</strong></span></strong></p>
   <div class="example-contents"><p>Style orienté objet</p></div>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />mysqli_report</span><span style="color: #007700">(</span><span style="color: #0000BB">MYSQLI_REPORT_ERROR </span><span style="color: #007700">| </span><span style="color: #0000BB">MYSQLI_REPORT_STRICT</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$mysqli </span><span style="color: #007700">= new </span><span style="color: #0000BB">mysqli</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_user"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_password"</span><span style="color: #007700">, </span><span style="color: #DD0000">"test"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Jeu de caractère initial : %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">character_set_name</span><span style="color: #007700">());<br /><br /></span><span style="color: #FF8000">/* Modification du jeu de résultats en utf8mb4 */<br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">set_charset</span><span style="color: #007700">(</span><span style="color: #DD0000">"utf8mb4"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Jeu de caractères courant : %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">character_set_name</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Style procédural</p></div>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />mysqli_report</span><span style="color: #007700">(</span><span style="color: #0000BB">MYSQLI_REPORT_ERROR </span><span style="color: #007700">| </span><span style="color: #0000BB">MYSQLI_REPORT_STRICT</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">, </span><span style="color: #DD0000">'my_user'</span><span style="color: #007700">, </span><span style="color: #DD0000">'my_password'</span><span style="color: #007700">, </span><span style="color: #DD0000">'test'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Jeu de caractère initial : %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysqli_character_set_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">));<br /><br /></span><span style="color: #FF8000">/* Modification du jeu de résultats en utf8mb4 */<br /></span><span style="color: #0000BB">mysqli_set_charset</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"utf8mb4"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Jeu de caractères courant : %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysqli_character_set_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Les exemples ci-dessus vont afficher quelque chose de similaire à :</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">Jeu de caractère initial : latin1
Jeu de caractères courant : utf8mb4</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 notes" id="refsect1-mysqli.set-charset-notes">
  <h3 class="title">Notes</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    C&#039;est la meilleure façon de modifier le jeu de caractères.
    Il n&#039;est pas recommandé d&#039;utiliser la fonction
    <span class="function"><a href="mysqli.query.php" class="function">mysqli_query()</a></span> pour le définir
    (comme avec la requête <code class="literal">SET NAMES utf8</code>).
    Voir la section <a href="mysqlinfo.concepts.charset.php" class="link">Concepts des
    jeux de caractères MySQL</a> pour plus d&#039;informations.
   </p>
  </p></blockquote>
 </div>


 <div class="refsect1 seealso" id="refsect1-mysqli.set-charset-seealso">
  <h3 class="title">Voir aussi</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="mysqli.character-set-name.php" class="function" rel="rdfs-seeAlso">mysqli_character_set_name()</a> - Retourne le jeu de caract&egrave;res courant pour la connexion</span></li>
    <li><span class="function"><a href="mysqli.real-escape-string.php" class="function" rel="rdfs-seeAlso">mysqli_real_escape_string()</a> - Prot&egrave;ge les caract&egrave;res sp&eacute;ciaux d'une cha&icirc;ne pour l'utiliser dans une
   requ&ecirc;te SQL, en prenant en compte le jeu de caract&egrave;res courant de la 
   connexion</span></li>
    <li><a href="mysqlinfo.concepts.charset.php" class="link">Concepts des jeux de caractères MySQL</a></li>
    <li><a href="http://dev.mysql.com/doc/mysql/en/charset-charsets.html" class="link external">&raquo;&nbsp;Liste des jeux de caractères
      supportés par MySQL</a></li>
   </ul>
  </p>
 </div>


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