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    1 => 'PDO::commit',
    2 => 'Valide une transaction',
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?>
<div id="pdo.commit" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">PDO::commit</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.1.0, PHP 7, PHP 8, PECL pdo &gt;= 0.1.0)</p><p class="refpurpose"><span class="refname">PDO::commit</span> &mdash; <span class="dc-title">
   Valide une transaction
  </span></p>

 </div>
 <div class="refsect1 description" id="refsect1-pdo.commit-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>PDO::commit</strong></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   <span class="methodname"><strong>PDO::commit()</strong></span> valide une transaction, remet la connexion
   en mode <code class="literal">autocommit</code> en attendant l&#039;appel à la fonction
   <span class="methodname"><a href="pdo.begintransaction.php" class="methodname">PDO::beginTransaction()</a></span> pour débuter une nouvelle transaction.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-pdo.commit-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">Cette fonction ne contient aucun paramètre.</p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-pdo.commit-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-pdo.commit-errors">
  <h3 class="title">Erreurs / Exceptions</h3>
  <p class="para">
   Une exception <span class="classname"><a href="class.pdoexception.php" class="classname">PDOException</a></span> sera lancée si aucune
   transaction n&#039;est active.
  </p>
  <blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">
    Une exception sera émise même si l&#039;attribut <strong><code><a href="pdo.constants.php#pdo.constants.attr-errmode">PDO::ATTR_ERRMODE</a></code></strong> ne vaut pas
    <strong><code><a href="pdo.constants.php#pdo.constants.errmode-exception">PDO::ERRMODE_EXCEPTION</a></code></strong>.</span></p></blockquote>
 </div>

 
 <div class="refsect1 examples" id="refsect1-pdo.commit-examples">
  <h3 class="title">Exemples</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemple #1 Valide une transaction basique</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/* Commence une transaction, désactivation de l'auto-commit */<br /></span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">beginTransaction</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* Insérer plusieurs enregistrements sur une base tout-ou-rien */<br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">'INSERT INTO fruit<br />    (name, colour, calories)<br />    VALUES (?, ?, ?)'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$sth </span><span style="color: #007700">= </span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$fruits </span><span style="color: #007700">as </span><span style="color: #0000BB">$fruit</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$sth</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">execute</span><span style="color: #007700">(array(<br />        </span><span style="color: #0000BB">$fruit</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">name</span><span style="color: #007700">,<br />        </span><span style="color: #0000BB">$fruit</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">colour</span><span style="color: #007700">,<br />        </span><span style="color: #0000BB">$fruit</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">calories</span><span style="color: #007700">,<br />    ));<br />}<br /><br /></span><span style="color: #FF8000">/* Valider les modifications */<br /></span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">commit</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* La connexion à la base de données est maintenant de retour en mode auto-commit */<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
  <p class="para">
   <div class="example" id="example-2">
    <p><strong>Exemple #2 Committing a DDL transaction</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/* Commence une transaction, désactivation de l'auto-commit */<br /></span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">beginTransaction</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* Modification du schéma de la base de données */<br /></span><span style="color: #0000BB">$sth </span><span style="color: #007700">= </span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">exec</span><span style="color: #007700">(</span><span style="color: #DD0000">"DROP TABLE fruit"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Valide les modifications */<br /></span><span style="color: #0000BB">$dbh</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">commit</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* La connexion à la base de données est maintenant de retour en mode auto-commit */<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
   <blockquote class="note"><p><strong class="note">Note</strong>: 
    <span class="simpara">
     Toutes les bases de données n&#039;autorisent pas les transactions à fonctionner sur des déclarations DDL:
     certaines vont générer des erreurs, tandis que d&#039;autres (y compris MySQL) vont
     automatiquement valider la transaction après que la première déclaration DDL aura
     été rencontrée.
    </span>
   </p></blockquote>
  </p>
 </div>

 
 <div class="refsect1 seealso" id="refsect1-pdo.commit-seealso">
  <h3 class="title">Voir aussi</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="methodname"><a href="pdo.begintransaction.php" class="methodname" rel="rdfs-seeAlso">PDO::beginTransaction()</a> - D&eacute;marre une transaction</span></li>
    <li><span class="methodname"><a href="pdo.rollback.php" class="methodname" rel="rdfs-seeAlso">PDO::rollBack()</a> - Annule une transaction</span></li>
    <li><a href="pdo.transactions.php" class="link">Transactions et auto-commit</a></li>
   </ul>
  </p>
 </div>


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