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

 <p class="para">
  Das folgende Beispiel zeigt die Auswertung der Formular Daten.
  <div class="example" id="example-1">
   <p><strong>Beispiel #1 Auswertung eines FDF_Dokuments</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">// Speichern der FDF Daten in eine temporäre Datei<br /></span><span style="color: #0000BB">$fdffp </span><span style="color: #007700">= </span><span style="color: #0000BB">fopen</span><span style="color: #007700">(</span><span style="color: #DD0000">"test.fdf"</span><span style="color: #007700">, </span><span style="color: #DD0000">"w"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">fwrite</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdffp</span><span style="color: #007700">, </span><span style="color: #0000BB">$HTTP_FDF_DATA</span><span style="color: #007700">, </span><span style="color: #0000BB">strlen</span><span style="color: #007700">(</span><span style="color: #0000BB">$HTTP_FDF_DATA</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">fclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdffp</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Öffnen der temporären Datei und Auswertung der Daten<br />// Das PDF Formular enthält verschiedene Eingabefelder mit den zugehörigen Namen<br />// band, datum, kommentar, verleger, bearbeiter, sowie zwei Checkboxen<br />// zeige_verleger und zeige_bearbeiter.<br /><br /></span><span style="color: #0000BB">$fdf </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_open</span><span style="color: #007700">(</span><span style="color: #DD0000">"test.fdf"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$band </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"band"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"Das Feld Band hat den Wert '&lt;b&gt;</span><span style="color: #0000BB">$band</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$datum </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"datum"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"Das Feld Datum hat den Wert '&lt;b&gt;</span><span style="color: #0000BB">$datum</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$kommentar </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"kommentar"</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"Das Feld Kommentar hat den Wert '&lt;b&gt;</span><span style="color: #0000BB">$kommentar</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br /><br />if (</span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"zeige_verleger"</span><span style="color: #007700">) == </span><span style="color: #DD0000">"On"</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$verleger </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"verleger"</span><span style="color: #007700">);<br />    echo </span><span style="color: #DD0000">"Das Feld Verleger hat den Wert '&lt;b&gt;</span><span style="color: #0000BB">$verleger</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br />} else {<br />  echo </span><span style="color: #DD0000">"Verleger soll nicht angezeigt werden.&lt;br /&gt;"</span><span style="color: #007700">;<br />}<br /><br />if (</span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"zeige_bearbeiter"</span><span style="color: #007700">) == </span><span style="color: #DD0000">"On"</span><span style="color: #007700">) {<br />  </span><span style="color: #0000BB">$bearbeiter </span><span style="color: #007700">= </span><span style="color: #0000BB">fdf_get_value</span><span style="color: #007700">(</span><span style="color: #0000BB">$fdf</span><span style="color: #007700">, </span><span style="color: #DD0000">"bearbeiter"</span><span style="color: #007700">);<br />  echo </span><span style="color: #DD0000">"Das Feld Bearbeiter hat den Wert '&amp;&lt;b&gt;</span><span style="color: #0000BB">$bearbeiter</span><span style="color: #DD0000">&lt;/b&gt;'&lt;br /&gt;"</span><span style="color: #007700">;<br />} else {<br />  echo </span><span style="color: #DD0000">"Bearbeiter soll nicht angezeigt werden.&lt;br /&gt;"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">fdf_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$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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