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?>
<div id="fdf.examples" class="chapter">
 <h1 class="title">Exemplos</h1>

 <p class="para">
  Os exemplos a seguir mostram apenas a avaliação dos dados do formulário.
  <div class="example" id="example-1">
   <p><strong>Exemplo #1 Avaliando um documento FDF</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: #FF8000">// Abre fdf a partir da string de entrada fornecida pela extensão<br />// O formulário pdf continha vários campos de texto de entrada com os nomes<br />// volume, date, comment, publisher, preparer, e duas caixas de seleção<br />// show_publisher e show_preparer.<br /></span><span style="color: #0000BB">$fdf </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_open_string</span><span style="color: #007700">(</span><span style="color: #0000BB">$HTTP_FDF_DATA</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$volume </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"volume"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"O campo volume tem o valor '&lt;b&gt;</span><span style="color: #0000BB">$volume</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$date </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"date"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"O campo date tem o valor '&lt;b&gt;</span><span style="color: #0000BB">$date</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$comment </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"comment"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"O campo comment tem o valor '&lt;b&gt;</span><span style="color: #0000BB">$comment</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br /><br />if (</span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"show_publisher"</span><span style="color: #007700">) == </span><span style="color: #DD0000">"On"</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$publisher </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"publisher"</span><span style="color: #007700">);<br />    echo </span><span style="color: #DD0000">"O campo publisher tem o valor '&lt;b&gt;</span><span style="color: #0000BB">$publisher</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br />} else<br />    echo </span><span style="color: #DD0000">"O publisher não deve ser mostrado.&lt;br /&gt;"</span><span style="color: #007700">;<br /><br />if (</span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"show_preparer"</span><span style="color: #007700">) == </span><span style="color: #DD0000">"On"</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$preparer </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"preparer"</span><span style="color: #007700">);<br />    echo </span><span style="color: #DD0000">"O campo preparer tem o valor '&lt;b&gt;</span><span style="color: #0000BB">$preparer</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br />} else<br />    echo </span><span style="color: #DD0000">"O preparer não deve ser mostrado.&lt;br /&gt;"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">fdf_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
   </div>

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