PHP Manual
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(PHP 3 >= 3.0.6, PHP 4, PHP 5)
The fdf_create() creates a new FDF document. This function is needed if one would like to populate input fields in a PDF document with data.
Example 1. Populating a PDF document
<?php$outfdf = fdf_create();fdf_set_value($outfdf, "volume", $volume, 0);fdf_set_file($outfdf, "http:/testfdf/resultlabel.pdf");fdf_save($outfdf, "outtest.fdf");fdf_close($outfdf);Header("Content-type: application/vnd.fdf");$fp = fopen("outtest.fdf", "r");fpassthru($fp);unlink("outtest.fdf");?>
See also fdf_close(), fdf_save(), fdf_open().