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?>
<div id="mysqli-result.current-field" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mysqli_result::$current_field</h1>
  <h1 class="refname">mysqli_field_tell</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">mysqli_result::$current_field</span> -- <span class="refname">mysqli_field_tell</span> &mdash; <span class="dc-title">Obtém o deslocamento atual de campo de um ponteiro de resultado</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-mysqli-result.current-field-description">
  <h3 class="title">Descrição</h3>
  <p class="para">Estilo orientado a objetos</p>
  <div class="fieldsynopsis">
   <span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <var class="varname"><a href="mysqli-result.current-field.php">$mysqli_result-&gt;current_field</a></var>;</div>

  <p class="para">Estilo procedural</p>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>mysqli_field_tell</strong></span>(<span class="methodparam"><span class="type"><a href="class.mysqli-result.php" class="type mysqli_result">mysqli_result</a></span> <code class="parameter">$result</code></span>): <span class="type"><a href="language.types.integer.php" class="type int">int</a></span></div>

  <p class="para rdfs-comment">
   Retorna a posição do cursor de campo usado na última chamada a
   <span class="function"><a href="mysqli-result.fetch-field.php" class="function">mysqli_fetch_field()</a></span>. Este valor pode ser
   usado como um argumento para <span class="function"><a href="mysqli-result.field-seek.php" class="function">mysqli_field_seek()</a></span>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-mysqli-result.current-field-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    <dt>
<code class="parameter">result</code></dt><dd><p class="para">Somente no estilo procedural: Um objeto <span class="classname"><a href="class.mysqli-result.php" class="classname">mysqli_result</a></span>
retornado por <span class="function"><a href="mysqli.query.php" class="function">mysqli_query()</a></span>, <span class="function"><a href="mysqli.store-result.php" class="function">mysqli_store_result()</a></span>,
<span class="function"><a href="mysqli.use-result.php" class="function">mysqli_use_result()</a></span> ou <span class="function"><a href="mysqli-stmt.get-result.php" class="function">mysqli_stmt_get_result()</a></span>.</p></dd>
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-mysqli-result.current-field-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna o deslocamento atual do cursor de campos.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-mysqli-result.current-field-examples">
  <h3 class="title">Exemplos</h3>
  <div class="example" id="example-1">
   <p><strong>Exemplo #1 Estilo orientado a objetos</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$mysqli </span><span style="color: #007700">= new </span><span style="color: #0000BB">mysqli</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_user"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_password"</span><span style="color: #007700">, </span><span style="color: #DD0000">"world"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* verifica a conexão */<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">mysqli_connect_errno</span><span style="color: #007700">()) {<br />    </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Conexão falhou: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysqli_connect_error</span><span style="color: #007700">());<br />    exit();<br />}<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"SELECT Name, SurfaceArea from Country ORDER BY Code LIMIT 5"</span><span style="color: #007700">;<br /><br />if (</span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">)) {<br /><br />    </span><span style="color: #FF8000">/* Obtém informação de campo para todas as colunas */<br />    </span><span style="color: #007700">while (</span><span style="color: #0000BB">$finfo </span><span style="color: #007700">= </span><span style="color: #0000BB">$result</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">fetch_field</span><span style="color: #007700">()) {<br /><br />        </span><span style="color: #FF8000">/* obtém o deslocamento do ponteiro de campos */<br />        </span><span style="color: #0000BB">$currentfield </span><span style="color: #007700">= </span><span style="color: #0000BB">$result</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">current_field</span><span style="color: #007700">;<br /><br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Column %d:\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$currentfield</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Name:     %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">name</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Table:    %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">table</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"max. Len: %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">max_length</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Flags:    %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">flags</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Type:     %d\n\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">type</span><span style="color: #007700">);<br />    }<br />    </span><span style="color: #0000BB">$result</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">close</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #FF8000">/* fecha a conexão */<br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">close</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

  </div>
  <div class="example" id="example-2">
   <p><strong>Exemplo #2 Estilo procedural</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_user"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_password"</span><span style="color: #007700">, </span><span style="color: #DD0000">"world"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* verifica a conexão */<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">mysqli_connect_errno</span><span style="color: #007700">()) {<br />    </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Conexão falhou: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysqli_connect_error</span><span style="color: #007700">());<br />    exit();<br />}<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"SELECT Name, SurfaceArea from Country ORDER BY Code LIMIT 5"</span><span style="color: #007700">;<br /><br />if (</span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">)) {<br /><br />    </span><span style="color: #FF8000">/* Obtém informação de campo para todas as colunas */<br />    </span><span style="color: #007700">while (</span><span style="color: #0000BB">$finfo </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_fetch_field</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /><br />        </span><span style="color: #FF8000">/* obtém o deslocamento do ponteiro de campos */<br />        </span><span style="color: #0000BB">$currentfield </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_field_tell</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /><br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Column %d:\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$currentfield</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Name:     %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">name</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Table:    %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">table</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"max. Len: %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">max_length</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Flags:    %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">flags</span><span style="color: #007700">);<br />        </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Type:     %d\n\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$finfo</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">type</span><span style="color: #007700">);<br />    }<br />    </span><span style="color: #0000BB">mysqli_free_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">/* fecha a conexão */<br /></span><span style="color: #0000BB">mysqli_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

   <div class="example-contents"><p>Os exemplos acima produzirão:</p></div>
   <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">Column 1:
Name:     Name
Table:    Country
max. Len: 11
Flags:    1
Type:     254

Column 2:
Name:     SurfaceArea
Table:    Country
max. Len: 10
Flags:    32769
Type:     4</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-mysqli-result.current-field-seealso">
  <h3 class="title">Veja Também</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="mysqli-result.fetch-field.php" class="function" rel="rdfs-seeAlso">mysqli_fetch_field()</a> - Retorna o pr&oacute;ximo campo no conjunto de resultados</span></li>
    <li><span class="function"><a href="mysqli-result.field-seek.php" class="function" rel="rdfs-seeAlso">mysqli_field_seek()</a> - Move o ponteiro do resultado para um campo especificado</span></li>
   </ul>
  </p>
 </div>


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