Category
C#/VB.NET: Extract Text from PDF Documents
2023-08-30 06:44:35
PDF documents are fixed in layout and do not allow users to perform modifications in them. To make the PDF content editable again, you can convert PDF to Word or extract text from PDF. In this article, you will learn how to extract text from a specific PDF page, how to extract text from a particular rectangle area, and how to extract text by SimpleTextExtractionStrategy in C# and VB.NET using Spire.PDF for .NET.
C#/VB.NET: Insert, Replace or Delete Images in PDF
2023-08-30 06:35:25
Compared with text-only documents, documents containing images are undoubtedly more vivid and engaging to readers. When generating or editing a PDF document, you may sometimes need to insert images to improve its appearance and make it more appealing. In this article, you will learn how to insert, replace or delete images in PDF documents in C# and VB.NET using Spire.PDF for .NET.
C#/VB.NET: Add Image Watermarks to PDF
2023-08-24 09:06:40
An image watermark is usually a logo or sign that appears on the background of digital documents, indicating the copyright owner of the content. Watermarking your PDF document with an image can prevent your data from being reused or modified. This article demonstrates how to add an image watermark to PDF in C# and VB.NET using Spire.PDF for .NET.
C#/VB.NET: Add Text Watermarks to PDF
2023-08-24 08:54:04
To prevent your PDF document from being used in an unauthorized manner, you can watermark the document with text or an image. In this article, you will learn how to programmatically add text watermarks (single-line and multi-line watermarks) to PDF in C# and VB.NET using Spire.PDF for .NET.
C#/VB.NET: Extract Tables from PDF
2023-08-24 08:35:23
PDF is one of the most popular document formats for sharing and writing data. You may encounter the situation where you need to extract data from PDF documents, especially the data in tables. For example, there is useful information stored in the tables of your PDF invoices and you want to extract the data for further analysis or calculation. This article demonstrates how to extract data out of PDF tables and save it in a TXT file by using Spire.PDF for .NET.
C#/VB.NET: Create Tables in PDF
2023-08-24 08:21:10
A table provides fast and efficient access to data displayed in rows and columns in a visually appealing manner. When presented in a table, data has a greater impact than when just used as words and enables readers to easily compare and understand relationships between them. In this article, you will learn how to create a table in PDF in C# and VB.NET using Spire.PDF for .NET.
C#/VB.NET: Convert Word to XPS
2023-08-18 07:19:29
XPS (XML Paper Specification) is a fixed-layout document format designed to preserve document fidelity and provide device-independent document appearance. It is similar to PDF, but is based on XML rather than PostScript. If you want to save a Word document to a fixed-layout file format, XPS would be an option. This article will demonstrate how to convert Word documents to XPS in C# and VB.NET using Spire.Doc for .NET.
C#/VB.NET: Add Page Numbers to Existing PDF Documents
2023-08-18 05:41:42
Page numbers are essential for both electronic and paper documents. They make it easier for readers to find and access specific parts of a document quickly without having to browse page by page. In this article, you will learn how to add page numbers to Existing PDF documents in C# and VB.NET using Spire.PDF for .NET.