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Go / Guides / Search & replace

Replacing text & images in PDFs with Go

To find text or images and replace it in a PDF.

doc := NewPDFDoc(filename)
replacer := NewContentReplacer()
page := doc.GetPage(1)

// replace an image on the page
targetRegion := page.GetMediaBox()
img := ImageCreate(doc, imagename)
replacer.AddImage(targetRegion, img.GetSDFObj())

// replace a text placeholder
replacer.AddString("NAME", "John Smith")

// replace text in a given region
replacer.AddText(targetRegion, "Hello World");

Replace PDF text or images
Full code sample which shows how to use pdftron.PDF.ContentReplacer to search and replace text strings and images in existing PDF (e.g. business cards and other PDF templates).

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