XML Forms Data Format (XFDF) Specification - Adobe Partners
XML Forms Data Format (XFDF) Specification - Adobe Partners
XML Forms Data Format (XFDF) Specification - Adobe Partners
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<strong>XFDF</strong> Reference<br />
<strong>XML</strong> <strong>Forms</strong> <strong>Data</strong> <strong>Format</strong> <strong>Specification</strong> Form Field Elements 35<br />
Content model<br />
Empty.<br />
Attributes<br />
original<br />
modified<br />
Required. This attribute corresponds to the permanent identifier which is based<br />
on the contents of the file at the time it was originally created. This value does not<br />
change when the file is incrementally updated.<br />
Value is a hexadecimal number. When assigned by Acrobat, this is an MD5<br />
signature value.<br />
Required. The modified attribute contains a unique identifier for the modified<br />
version of the PDF and corresponding <strong>XFDF</strong> document. The modified attribute<br />
corresponds to the changing identifier that is based on the file's contents at the<br />
time it was last updated.<br />
Value is a hexadecimal number. When assigned by Acrobat, this is an MD5<br />
signature value.<br />
Form Field Elements<br />
fields<br />
field<br />
These elements are used in form fields:<br />
●<br />
●<br />
●<br />
●<br />
fields<br />
field<br />
value<br />
value-richtext<br />
The fields element is a child of the xfdf element and is the container for form field elements. The<br />
fields element corresponds to the Fields key in the FDF dictionary.<br />
Content model<br />
field*<br />
Attributes<br />
None.<br />
The field element is a child of the<br />
to a form field.<br />
fields and field elements. The field element corresponds