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<div id="function.str-pad" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">str_pad</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.0.1, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">str_pad</span> &mdash; <span class="dc-title">Preenche uma string até um determinado comprimento com outra string</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.str-pad-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>str_pad</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">$string</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$length</code></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">$pad_string</code><span class="initializer"> = &quot; &quot;</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$pad_type</code><span class="initializer"> = <strong><code><a href="string.constants.php#constant.str-pad-right">STR_PAD_RIGHT</a></code></strong></span></span><br>): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>

  <p class="para rdfs-comment">
   Esta função retorna a string <code class="parameter">string</code>
   preenchida à esquerda, à direita ou em ambos os lados até o comprimento
   de preenchimento especificado. Se o argumento opcional
   <code class="parameter">pad_string</code> não for fornecido, a
   <code class="parameter">string</code> será preenchida com espaços,
   caso contrário será preenchida com caracteres de <code class="parameter">pad_string</code>
   até o limite.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.str-pad-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">string</code></dt>
     <dd>
      <p class="para">
       A string de entrada.
      </p>
     </dd>
    
    
     <dt><code class="parameter">length</code></dt>
     <dd>
      <p class="para">
       O comprimento desejado da sequência preenchida final.
       Se o valor de <code class="parameter">length</code> for negativo,
       menor ou igual ao comprimento da string de entrada, nenhum preenchimento
       ocorrerá a <code class="parameter">string</code> original será retornada.
      </p>
     </dd>
    
    
     <dt><code class="parameter">pad_string</code></dt>
     <dd>
      <blockquote class="note"><p><strong class="note">Nota</strong>: 
       <p class="para">
        O <code class="parameter">pad_string</code> pode ser truncado se o
        número necessário de caracteres de preenchimento não puder ser dividido igualmente pelo
        comprimento do <code class="parameter">pad_string</code>.
       </p>
      </p></blockquote>
     </dd>
    
    
     <dt><code class="parameter">pad_type</code></dt>
     <dd>
      <p class="para">
       O argumento opcional <code class="parameter">pad_type</code> pode ser
       <strong><code><a href="string.constants.php#constant.str-pad-right">STR_PAD_RIGHT</a></code></strong>, <strong><code><a href="string.constants.php#constant.str-pad-left">STR_PAD_LEFT</a></code></strong>
       ou <strong><code><a href="string.constants.php#constant.str-pad-both">STR_PAD_BOTH</a></code></strong>. Se
       <code class="parameter">pad_type</code> não for especificado, será assumido como
       <strong><code><a href="string.constants.php#constant.str-pad-right">STR_PAD_RIGHT</a></code></strong>.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.str-pad-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna a string preenchida.
  </p>
 </div>



 <div class="refsect1 examples" id="refsect1-function.str-pad-examples">
  <h3 class="title">Exemplos</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemplo #1 Exemplo de <span class="function"><strong>str_pad()</strong></span></strong></p>
    <div class="example-contents">
<div class="annotation-interactive phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$input </span><span style="color: #007700">= </span><span style="color: #DD0000">"Alien"</span><span style="color: #007700">, </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />echo </span><span style="color: #0000BB">str_pad</span><span style="color: #007700">(</span><span style="color: #0000BB">$input</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">;                      </span><span style="color: #FF8000">// produz "Alien     "<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">str_pad</span><span style="color: #007700">(</span><span style="color: #0000BB">$input</span><span style="color: #007700">, </span><span style="color: #0000BB">10</span><span style="color: #007700">, </span><span style="color: #DD0000">"-="</span><span style="color: #007700">, </span><span style="color: #0000BB">STR_PAD_LEFT</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;  </span><span style="color: #FF8000">// produz "-=-=-Alien"<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">str_pad</span><span style="color: #007700">(</span><span style="color: #0000BB">$input</span><span style="color: #007700">, </span><span style="color: #0000BB">10</span><span style="color: #007700">, </span><span style="color: #DD0000">"_"</span><span style="color: #007700">, </span><span style="color: #0000BB">STR_PAD_BOTH</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;   </span><span style="color: #FF8000">// produz "__Alien___"<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">str_pad</span><span style="color: #007700">(</span><span style="color: #0000BB">$input</span><span style="color: #007700">,  </span><span style="color: #0000BB">6</span><span style="color: #007700">, </span><span style="color: #DD0000">"___"</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;               </span><span style="color: #FF8000">// produz "Alien_"<br /></span><span style="color: #007700">echo </span><span style="color: #0000BB">str_pad</span><span style="color: #007700">(</span><span style="color: #0000BB">$input</span><span style="color: #007700">,  </span><span style="color: #0000BB">3</span><span style="color: #007700">, </span><span style="color: #DD0000">"*"</span><span style="color: #007700">), </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;                 </span><span style="color: #FF8000">// produz "Alien"<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.str-pad-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.mb-str-pad.php" class="function" rel="rdfs-seeAlso">mb_str_pad()</a> - Preenche uma string multibyte para um comprimento espec&iacute;fico com outra string multibyte</span></li>
   </ul>
  </p>
 </div>


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