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?>
<div id="function.rrd-update" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">rrd_update</h1>
  <p class="verinfo">(PECL rrd &gt;= 0.9.0)</p><p class="refpurpose"><span class="refname">rrd_update</span> &mdash; <span class="dc-title">Updates the RRD database</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.rrd-update-description">
  <h3 class="title">Descrizione</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>rrd_update</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$filename</code></span>, <span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter">$options</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="simpara">
   Updates the RRD database file. The input data is time interpolated according to the
   properties of the RRD database file.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.rrd-update-parameters">
  <h3 class="title">Elenco dei parametri</h3>
  <dl>
   
    <dt><code class="parameter">filename</code></dt>
    <dd>
     <span class="simpara">
      RRD database file name. This database will be updated.
     </span>
    </dd>
   
   
    <dt><code class="parameter">options</code></dt>
    <dd>
     <span class="simpara">
      Options for updating the RRD database. This is list of strings. See man page of rrd update
      for whole list of options.
     </span>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.rrd-update-returnvalues">
  <h3 class="title">Valori restituiti</h3>
  <p class="simpara">
   Restituisce <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> in caso di successo, <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> in caso di fallimento.
  </p>
 </div>

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