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Import annotations using JavaScript

Only available with the Full API

To import XFDF into FDF, then merge data from FDF into PDF

// Import annotations from XFDF to FDF
const fdf_doc = await PDFNet.FDFDoc.createFromXFDF(xfdf_filename);

// Optionally read XFDF from a string
const fdf_doc = await PDFNet.FDFDoc.createFromXFDF(xfdf_string);

// Merge FDF data into PDF doc
const doc = await PDFNet.PDFDoc.createFromURL(filename);
doc.fdfUpdate(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)

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