(PHP 4 >= 4.3.0, PHP 5, PHP 7)
fdf_open_string — Read a FDF document from a string
$fdf_data
) : resourceReads form data from a string.
You can use fdf_open_string() together with $HTTP_FDF_DATA to process FDF form input from a remote client.
fdf_dataThe data as returned from a PDF form or created using fdf_create() and fdf_save_string().
Returns a FDF document handle, or FALSE on error.
Пример #1 Accessing the form data
<?php
$fdf = fdf_open_string($HTTP_FDF_DATA);
/* ... */
fdf_close($fdf);
?>