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Predefined Constants	FDF Functions

	Last updated: Thu, 26 Jun 2008

Examples

The following examples shows just the evaluation of form data.

Example #1 Evaluating a FDF document


<?php

// Open fdf from input string provided by the extension

// The pdf form contained several input text fields with the names

// volume, date, comment, publisher, preparer, and two checkboxes

// show_publisher and show_preparer.

$fdf = fdf_open_string($HTTP_FDF_DATA);

$volume = fdf_get_value($fdf, "volume");

echo "The volume field has the value '<b>$volume</b>'<br />";



$date = fdf_get_value($fdf, "date");

echo "The date field has the value '<b>$date</b>'<br />";



$comment = fdf_get_value($fdf, "comment");

echo "The comment field has the value '<b>$comment</b>'<br />";



if (fdf_get_value($fdf, "show_publisher") == "On") {

  $publisher = fdf_get_value($fdf, "publisher");

  echo "The publisher field has the value '<b>$publisher</b>'<br />";

} else

  echo "Publisher shall not be shown.<br />";



if (fdf_get_value($fdf, "show_preparer") == "On") {

  $preparer = fdf_get_value($fdf, "preparer");

  echo "The preparer field has the value '<b>$preparer</b>'<br />";

} else

  echo "Preparer shall not be shown.<br />";

fdf_close($fdf);

?>

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Predefined Constants	FDF Functions

	Last updated: Thu, 26 Jun 2008

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