<?php
include_once $_SERVER['DOCUMENT_ROOT'] . '/include/shared-manual.inc';
$TOC = array();
$TOC_DEPRECATED = array();
$PARENTS = array();
include_once dirname(__FILE__) ."/toc/ref.filesystem.inc";
$setup = array (
  'home' => 
  array (
    0 => 'index.php',
    1 => 'PHP Manual',
  ),
  'head' => 
  array (
    0 => 'UTF-8',
    1 => 'fr',
  ),
  'this' => 
  array (
    0 => 'function.unlink.php',
    1 => 'unlink',
    2 => 'Supprime un fichier',
  ),
  'up' => 
  array (
    0 => 'ref.filesystem.php',
    1 => 'Fonctions sur les syst&egrave;mes de fichiers',
  ),
  'prev' => 
  array (
    0 => 'function.umask.php',
    1 => 'umask',
  ),
  'next' => 
  array (
    0 => 'book.inotify.php',
    1 => 'Inotify',
  ),
  'alternatives' => 
  array (
  ),
  'source' => 
  array (
    'lang' => 'fr',
    'path' => 'reference/filesystem/functions/unlink.xml',
  ),
  'history' => 
  array (
  ),
);
$setup["toc"] = $TOC;
$setup["toc_deprecated"] = $TOC_DEPRECATED;
$setup["parents"] = $PARENTS;
manual_setup($setup);

contributors($setup);

?>
<div id="function.unlink" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">unlink</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">unlink</span> &mdash; <span class="dc-title">Supprime un fichier</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.unlink-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>unlink</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$filename</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span></span> <code class="parameter">$context</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   Supprime <code class="parameter">filename</code>. Similaire à la fonction Unix C
   <code class="literal">unlink()</code>.
   En cas d&#039;échec, une alerte de niveau <strong><code><a href="errorfunc.constants.php#constant.e-warning">E_WARNING</a></code></strong> est générée.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.unlink-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">filename</code></dt>
     <dd>
      <p class="para">
       Chemin vers le fichier.
      </p>
      <p class="para">
       Si le fichier est un lien symbolique, le lien symbolique sera supprimé.
       Sur Windows, pour supprimer un lien symbolique vers un dossier,
       <span class="function"><a href="function.rmdir.php" class="function">rmdir()</a></span> doit être utilisé à la place.
      </p>
     </dd>
    
    
     <dt><code class="parameter">context</code></dt>
     <dd>
      <blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">
 Une <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> de <a href="stream.contexts.php" class="link">contexte de flux</a>.
</span></p></blockquote>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.unlink-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 changelog" id="refsect1-function.unlink-changelog">
  <h3 class="title">Historique</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Version</th>
      <th>Description</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>7.3.0</td>
      <td>
       Sur Windows, il est désormais possible de <span class="function"><strong>unlink()</strong></span>
       les fichiers dont les gestionnaires sont utilisés, ce qui auparavant
       échouait. Cependant, il n&#039;est toujours pas possible de recréer le fichier
       supprimé, jusqu&#039;à ce que tous ses gestionnaires soient fermés.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 examples" id="refsect1-function.unlink-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>unlink()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$fh </span><span style="color: #007700">= </span><span style="color: #0000BB">fopen</span><span style="color: #007700">(</span><span style="color: #DD0000">'test.html'</span><span style="color: #007700">, </span><span style="color: #DD0000">'a'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">fwrite</span><span style="color: #007700">(</span><span style="color: #0000BB">$fh</span><span style="color: #007700">, </span><span style="color: #DD0000">'&lt;h1&gt;Hello world!&lt;/h1&gt;'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">fclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$fh</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">unlink</span><span style="color: #007700">(</span><span style="color: #DD0000">'test.html'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.unlink-seealso">
  <h3 class="title">Voir aussi</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.rmdir.php" class="function" rel="rdfs-seeAlso">rmdir()</a> - Efface un dossier</span></li>
   </ul>
  </p>
 </div>


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