To extract data from PDF documents parseForm and parseByTemplate(Template) methods are used. Both methods return DocumentData object. For details, see Working With Extracted Data.
Here are the steps to extract data from PDF Form:
Instantiate Parser object for the initial document Call parseForm method and obtain the DocumentData object; Check if data isn’t null (parse form is supported for the document); Iterate over field data to obtain form data. The following example shows the use case when a user fills in PDF form and send it by email (for example)....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
This article explains how to detect the document's file type and calculate the number of pages when converting a file with GroupDocs.Conversion for .NET....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
Learn this guide to know about embedding fonts into output Word document when editing with GroupDocs.Editor API....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
This article explains pros and cons of float and paginal document editing modes when edit Word documents with GroupDocs.Editor API....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
This topic describes how to optimize PDF file using the GroupDocs.Viewer .NET API (C#) by removing the unused (orphaned) resources and thus to reduce the file size....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
This article explains how to sign documents with electronic signature as QR code on document page with GroupDocs.Signature for Python via .NET API....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
This guide demonstrates how to edit RTL documents and specify locales for Word documents when using GroupDocs.Editor for Node.js via Java API....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
To extract a text from Microsoft Office PowerPoint presentations getText and getText(int) method is used. These methods allow to extract a text from the entire presentation or a text from the selected slide.
Here are the steps to extract a text from Microsoft Office PowerPoint presentations:
Instantiate Parser object for the initial presentation; Call getText method and obtain TextReader object; Read a text from reader. Warning getText method returns null value if text extraction isn’t supported for the document....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...
System requirements, supported platforms, and environment setup for GroupDocs.Conversion for Node.js via Java. No Microsoft Office or other third‑party software is required....Merger Product Solution GroupDocs.Redaction Product Solution GroupDocs...