Some test text!
To import XFDF into FDF, then merge data from FDF into PDF
// Import annotations from XFDF to FDF
PTFDFDoc *fdf_doc = [PTFDFDoc CreateFromXFDF: xfdf_filename];
// Optionally read XFDF from a string
PTFDFDoc *fdf_doc = [PTFDFDoc CreateFromXFDF: xfdf_string];
// Merge FDF data into PDF doc
PTPDFDoc *doc = [[PTPDFDoc alloc] initWithFilepath: filename];
[doc FDFMerge: fdf_doc];
PDF Form fill and form data extraction
Full sample code which illustrates basic FDF merge/extract functionality and full support for FDF (Forms Data Format)
Get the answers you need: Support
Get unlimited trial usage of PDFTron SDK to bring accurate, reliable, and fast document processing capabilities to any application or workflow.
Select a platform to get started with your free trial.
Web
Android
iOS
Windows
Linux
Unlimited usage. No email address required.