(PHP 4 >= 4.3.0, PHP 5)
The fdf_save_string() function returns the FDF document as a string.
Ejemplo 1. Retrieving FDF as a string
<?php$fdf = fdf_create();fdf_set_value($fdf, "foo", "bar");$str = fdf_save_string($fdf);fdf_close($fdf);echo $str;?>
will output something like
%FDF-1.2 %âãÏÓ 1 0 obj << /FDF << /Fields 2 0 R >> >> endobj 2 0 obj [ << /T (foo)/V (bar)>> ] endobj trailer << /Root 1 0 R >> %%EOF
See also fdf_save(), fdf_open_string(), fdf_create() and fdf_close().