Manipulating PDF files

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Manipulating PDF files

Overview

PDF is one of the most widely used formats for sending and storing electronic documents.

There are several ways to create or manipulate PDF files:

Creating PDF files when printing. PDF files can be created both when printing via the report editor or programmatically, using WLanguage.
For more details, see Printing to PDF.
Viewing PDF files in the PDF Reader control.
For more details, see The PDF Reader control.
Simple operations on PDF files in WLanguage: Check protection, extract a page, merge PDFs, etc.
Manipulating the content of a PDF file in WLanguage using different types of variables.

Simple operations on PDF files in WLanguage

Several functions can be used to perform simple operations on PDF files. These functions allow you to directly manipulate a PDF file:


PDFExtractPage	Extracts a page from a PDF file in a variable of type Image.
PDFIsProtected	Checks whether the PDF file requires a password to be read.
PDFMerge	Merges several PDF files into a single PDF file. Files are merged one after the other. The paths of the PDF files can be included in an array.
PDFMergeWithPassword	Merges several password-protected PDF files into a single PDF file.
PDFNumberOfPages	Returns the total number of pages in a PDF file.
PDFPassword	Protects a PDF document with a password.
PDFSign	Adds an approval signature to an existing PDF.
PDFToText	Extracts text from a PDF file.