(PHP 4 >= 4.3.0, PHP 5)
fdf_save_string — Returns the FDF document as a string
Returns the FDF document as a string.
The FDF document handle, returned by fdf_create(), fdf_open() or fdf_open_string().
Returns the document as a string, or FALSE on error.
Example #1 Retrieving FDF as a string 以上例程会输出:
<?php
$fdf = fdf_create();
fdf_set_value($fdf, "foo", "bar");
$str = fdf_save_string($fdf);
fdf_close($fdf);
echo $str;
?>
%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