<?php
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include_once dirname(__FILE__) ."/toc/ref.mysql.inc";
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    2 => 'Retourne des d&eacute;tails sur une colonne MySQL',
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    'path' => 'reference/mysql/functions/mysql-field-flags.xml',
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contributors($setup);

?>
<div id="function.mysql-field-flags" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mysql_field_flags</h1>
  <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">mysql_field_flags</span> &mdash; <span class="dc-title">Retourne des détails sur une colonne MySQL</span></p>

 </div>

 <div id="function.mysql-field-flags-refsynopsisdiv">
  <div class="warning"><strong class="warning">Avertissement</strong>
   <p class="para">Cette extension
était obsolète en PHP 5.5.0, et a été supprimée en PHP 7.0.0. À la place, vous pouvez
utiliser l&#039;extension <a href="book.mysqli.php" class="link">MySQLi</a> ou l&#039;extension
<a href="ref.pdo-mysql.php" class="link">PDO_MySQL</a>. Voir aussi
<a href="mysqlinfo.api.choosing.php" class="link">MySQL : choisir une API</a> du guide.
Alternatives à cette fonction :</p>
   <ul class="simplelist">
    <li><span class="function"><a href="mysqli-result.fetch-field-direct.php" class="function">mysqli_fetch_field_direct()</a></span> [flags]</li>
    <li><span class="methodname"><a href="pdostatement.getcolumnmeta.php" class="methodname">PDOStatement::getColumnMeta()</a></span> [flags]</li>
   </ul>
  </div>
 </div>

 <div class="refsect1 description" id="refsect1-function.mysql-field-flags-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mysql_field_flags</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter">$result</code></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$field_offset</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="simpara">
   <span class="function"><strong>mysql_field_flags()</strong></span> retourne les drapeaux
   associés au champ spécifié par <code class="parameter">field_offset</code>,
   dans le résultat <code class="parameter">result</code>. Les drapeaux sont retournés
   comme des mots, séparés par des espaces, ce qui les
   rend faciles à séparer, avec la commande <span class="function"><a href="function.explode.php" class="function">explode()</a></span>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.mysql-field-flags-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <dl>
   
<dt><code class="parameter">result</code></dt><dd><p class="para">
 La <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> de résultat qui vient d&#039;être évaluée.
 Ce résultat vient de l&#039;appel à la fonction <span class="function"><a href="function.mysql-query.php" class="function">mysql_query()</a></span>.
</p></dd>
   
<dt><code class="parameter">field_offset</code></dt><dd><p class="para">
 La position numérique du champ.
 <code class="parameter">field_offset</code> commence à <code class="literal">0</code>.
 Si <code class="parameter">field_offset</code> n&#039;existe pas, une alerte de niveau
 <strong><code><a href="errorfunc.constants.php#constant.e-warning">E_WARNING</a></code></strong> sera générée.
</p></dd>
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mysql-field-flags-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="simpara">
   Retourne les drapeaux sous la forme d&#039;une chaîne associés avec le résultat ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> si une erreur survient.
  </p>
  <p class="simpara">
   Les valeurs suivantes (pour une version suffisamment récente de MySQL) sont
   disponibles : <code class="literal">&quot;not_null&quot;</code>, <code class="literal">&quot;primary_key&quot;</code>,
   <code class="literal">&quot;unique_key&quot;</code>, <code class="literal">&quot;multiple_key&quot;</code>,
   <code class="literal">&quot;blob&quot;</code>, <code class="literal">&quot;unsigned&quot;</code>, <code class="literal">&quot;zerofill&quot;</code>,
   <code class="literal">&quot;binary&quot;</code>, <code class="literal">&quot;enum&quot;</code>,
   <code class="literal">&quot;auto_increment&quot;</code> et <code class="literal">&quot;timestamp&quot;</code>.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mysql-field-flags-examples">
  <h3 class="title">Exemples</h3>
  <div class="example" id="example-1">
   <p><strong>Exemple #1 Exemple avec <span class="function"><strong>mysql_field_flags()</strong></span></strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$result </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT id,email FROM people WHERE id = '42'"</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$result</span><span style="color: #007700">) {<br />   echo </span><span style="color: #DD0000">'Impossible d\'exécuter la requête : ' </span><span style="color: #007700">. </span><span style="color: #0000BB">mysql_error</span><span style="color: #007700">();<br />   exit;<br />}<br /></span><span style="color: #0000BB">$flags </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_field_flags</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">$flags</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">explode</span><span style="color: #007700">(</span><span style="color: #DD0000">' '</span><span style="color: #007700">, </span><span style="color: #0000BB">$flags</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Résultat de l&#039;exemple ci-dessus est similaire à :</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">not_null primary_key auto_increment
Array
(
   [0] =&gt; not_null
   [1] =&gt; primary_key
   [2] =&gt; auto_increment
)</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 notes" id="refsect1-function.mysql-field-flags-notes">
  <h3 class="title">Notes</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <span class="simpara">
    Pour des raisons de compatibilité ascendante,
l&#039;alias obsolète suivant peut être utilisé : 
    <span class="function"><strong>mysql_fieldflags()</strong></span>
   </span>
  </p></blockquote>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.mysql-field-flags-seealso">
  <h3 class="title">Voir aussi</h3>
  <ul class="simplelist">
   <li><span class="function"><a href="function.mysql-field-type.php" class="function" rel="rdfs-seeAlso">mysql_field_type()</a> - Retourne le type d'une colonne MySQL sp&eacute;cifique</span></li>
   <li><span class="function"><a href="function.mysql-field-len.php" class="function" rel="rdfs-seeAlso">mysql_field_len()</a> - Retourne la taille d'un champ de r&eacute;sultat MySQL</span></li>
  </ul>
 </div>


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