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?>
<div id="intlcalendar.roll" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">IntlCalendar::roll</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.5.0, PHP 7, PHP 8, PECL &gt;= 3.0.0a1)</p><p class="refpurpose"><span class="refname">IntlCalendar::roll</span> &mdash; <span class="dc-title">Adiciona valor ao campo sem transferir para campos mais significativos</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-intlcalendar.roll-description">
  <h3 class="title">Descrição</h3>
  <p class="para">
   Estilo orientado a objetos
  </p>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>IntlCalendar::roll</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$field</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span> <code class="parameter">$value</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   Estilo procedural
  </p>
  <div class="methodsynopsis dc-description"><span class="methodname"><strong>intlcal_roll</strong></span>(<span class="methodparam"><span class="type"><a href="class.intlcalendar.php" class="type IntlCalendar">IntlCalendar</a></span> <code class="parameter">$calendar</code></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$field</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span> <code class="parameter">$value</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   Adiciona uma quantidade (com sinal) a um campo. A diferença em relação a
   <span class="function"><a href="intlcalendar.add.php" class="function">IntlCalendar::add()</a></span> é que quando o valor do campo
   passar do limite, a função não transfere este transbordamento para campos mais significativos.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-intlcalendar.roll-parameters">
  <h3 class="title">Parâmetros</h3>
  <dl>
   
    <dt><code class="parameter">calendar</code></dt>
    <dd>
     <p class="para">Uma instância de <span class="classname"><a href="class.intlcalendar.php" class="classname">IntlCalendar</a></span>.</p>
    </dd>
   
   
    <dt><code class="parameter">field</code></dt>
    <dd>
     

<p class="para">
 Uma das <a href="class.intlcalendar.php#intlcalendar.constants" class="link">constantes de campo</a>
 de data/horário da classe <span class="classname"><a href="class.intlcalendar.php" class="classname">IntlCalendar</a></span>. São valores inteiros
 entre <code class="literal">0</code> e
 <strong><code>IntlCalendar::FIELD_COUNT</code></strong>.
</p>

    </dd>
   
   
    <dt><code class="parameter">value</code></dt>
    <dd>
     <p class="para">
      A quantidade (com sinal) para adicionar ao campo, <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> para aumentar (adicionar
      <code class="literal">1</code>), ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> para reduzir (subtrair
      <code class="literal">1</code>).
     </p>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-intlcalendar.roll-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> em caso de sucesso ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> em caso de falha.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-intlcalendar.roll-examples">
  <h3 class="title">Exemplos</h3>
  <p class="para">
   <div class="example" id="example-1">
   <p><strong>Exemplo #1 <span class="function"><strong>IntlCalendar::roll()</strong></span></strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />ini_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'date.timezone'</span><span style="color: #007700">, </span><span style="color: #DD0000">'Europe/Lisbon'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">ini_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'intl.default_locale'</span><span style="color: #007700">, </span><span style="color: #DD0000">'pt_PT'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$cal </span><span style="color: #007700">= new </span><span style="color: #0000BB">IntlGregorianCalendar</span><span style="color: #007700">(</span><span style="color: #0000BB">2013</span><span style="color: #007700">, </span><span style="color: #0000BB">5 </span><span style="color: #FF8000">/* junho */</span><span style="color: #007700">, </span><span style="color: #0000BB">30</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$cal</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">add</span><span style="color: #007700">(</span><span style="color: #0000BB">IntlCalendar</span><span style="color: #007700">::</span><span style="color: #0000BB">FIELD_DAY_OF_MONTH</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">IntlDateFormatter</span><span style="color: #007700">::</span><span style="color: #0000BB">formatObject</span><span style="color: #007700">(</span><span style="color: #0000BB">$cal</span><span style="color: #007700">)); </span><span style="color: #FF8000">// "01/07/2013, 00:00:00"<br /><br /></span><span style="color: #0000BB">$cal</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">set</span><span style="color: #007700">(</span><span style="color: #0000BB">2013</span><span style="color: #007700">, </span><span style="color: #0000BB">5 </span><span style="color: #FF8000">/* junho */</span><span style="color: #007700">, </span><span style="color: #0000BB">30</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$cal</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">roll</span><span style="color: #007700">(</span><span style="color: #0000BB">IntlCalendar</span><span style="color: #007700">::</span><span style="color: #0000BB">FIELD_DAY_OF_MONTH</span><span style="color: #007700">, </span><span style="color: #0000BB">true</span><span style="color: #007700">); </span><span style="color: #FF8000">// soma +1<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">IntlDateFormatter</span><span style="color: #007700">::</span><span style="color: #0000BB">formatObject</span><span style="color: #007700">(</span><span style="color: #0000BB">$cal</span><span style="color: #007700">)); </span><span style="color: #FF8000">// "01/06/2013, 00:00:00"</span></span></code></div>
    </div>

    <div class="example-contents"><p>O exemplo acima produzirá:</p></div>
    <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">string(20) &quot;01/07/2013, 00:00:00&quot;
string(20) &quot;01/06/2013, 00:00:00&quot;</pre>
</div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-intlcalendar.roll-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="methodname"><a href="intlcalendar.add.php" class="methodname" rel="rdfs-seeAlso">IntlCalendar::add()</a> - Adiciona uma quantidade de tempo (com sinal) a um campo</span></li>
    <li><span class="methodname"><a href="intlcalendar.set.php" class="methodname" rel="rdfs-seeAlso">IntlCalendar::set()</a> - Define um campo de hor&aacute;rio ou v&aacute;rios campos comuns de uma vez</span></li>
   </ul>
  </p>
 </div>


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