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?>
<div id="function.apcu-inc" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">apcu_inc</h1>
  <p class="verinfo">(PECL apcu &gt;= 4.0.0)</p><p class="refpurpose"><span class="refname">apcu_inc</span> &mdash; <span class="dc-title">Incrementa um número armazenado</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.apcu-inc-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>apcu_inc</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$key</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$step</code><span class="initializer"> = 1</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter reference">&$success</code><span class="initializer"> = ?</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$ttl</code><span class="initializer"> = 0</span></span><br>): <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.singleton.php" class="type false">false</a></span></span></div>

  <p class="simpara">
   Incrementa um número armazenado.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.apcu-inc-parameters">
  <h3 class="title">Parâmetros</h3>
  <dl>
   
    <dt><code class="parameter">key</code></dt>
    <dd>
     <span class="simpara">
      A chave do valor sendo incrementado.
     </span>
    </dd>
   
   
    <dt><code class="parameter">step</code></dt>
    <dd>
     <span class="simpara">
      A quantidade, ou o valor a incrementar.
     </span>
    </dd>
   
   
    <dt><code class="parameter">success</code></dt>
    <dd>
     <span class="simpara">
      Opcionalmente o valor booleano de sucesso ou falha é armazenado
      nesta variável passada por referência.
     </span>
    </dd>
   
   
    <dt><code class="parameter">ttl</code></dt>
    <dd>
     <span class="simpara">
      TTL a ser usado se a operação inserir um novo valor (ao invés de incrementar um existente).
     </span>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.apcu-inc-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="simpara">
   Retorna o valor atual do valor da chave definida em <code class="parameter">key</code> 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-function.apcu-inc-examples">
  <h3 class="title">Exemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Exemplo #1 Exemplo de <span class="function"><strong>apcu_inc()</strong></span></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: #007700">echo </span><span style="color: #DD0000">"Fazendo algo que funciona"</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">apcu_store</span><span style="color: #007700">(</span><span style="color: #DD0000">'numeral'</span><span style="color: #007700">, </span><span style="color: #0000BB">42</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">apcu_fetch</span><span style="color: #007700">(</span><span style="color: #DD0000">'numeral'</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br />echo </span><span style="color: #0000BB">apcu_inc</span><span style="color: #007700">(</span><span style="color: #DD0000">'numeral'</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">apcu_inc</span><span style="color: #007700">(</span><span style="color: #DD0000">'numeral'</span><span style="color: #007700">, </span><span style="color: #0000BB">10</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">apcu_inc</span><span style="color: #007700">(</span><span style="color: #DD0000">'numeral'</span><span style="color: #007700">, </span><span style="color: #0000BB">10</span><span style="color: #007700">, </span><span style="color: #0000BB">$success</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$success</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #DD0000">"Agora, algo que falha"</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">apcu_store</span><span style="color: #007700">(</span><span style="color: #DD0000">'uma_string'</span><span style="color: #007700">, </span><span style="color: #DD0000">'foo'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$ret </span><span style="color: #007700">= </span><span style="color: #0000BB">apcu_inc</span><span style="color: #007700">(</span><span style="color: #DD0000">'uma_string'</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #0000BB">$fail</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$ret</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$fail</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>O exemplo acima produzirá
algo semelhante a:</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">Fazendo algo que funciona
42
43
53
63
bool(true)
Agora, algo que falha

bool(false)
bool(false)</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.apcu-inc-seealso">
  <h3 class="title">Veja Também</h3>
  <ul class="simplelist">
   <li><span class="function"><a href="function.apcu-dec.php" class="function" rel="rdfs-seeAlso">apcu_dec()</a> - Decrementa um n&uacute;mero armazenado</span></li>
  </ul>
 </div>


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