度娘找破解版Spire.PDF for .NET is a professional PDF API applied to creating, writing, editing, handling and reading PDF files without any external dependencies within .NET ( C#, VB.NET, ASP.NET, .NET Core, .NET 5.0, .NET 6.0, MonoAndroid and Xamarin.iOS ) application. Using this .NET PDF library, you can implement rich capabilities to create PDF files from scratch or process existing PDF documents entirely through C#/VB.NET without installing Adobe Acrobat.

Many rich features can be supported by the .NET PDF API, such as adding digital signature, including timestamp in signature, creating PDF Portfolio, PDF text/attachment/image extract, PDF merge/split, metadata update, section, graph/image drawing and inserting, table creation and processing, and importing data etc. Besides, Spire.PDF for .NET can be applied to easily converting Text, Image, SVG ,HTML to PDF and convert PDF to Excel with C#/VB.NET in high quality.

Here is a list of changes made in this release
Category	ID	Description
New feature	-	Supports .NET 7.0.
		Supports converting PDF to PPTX.
		PdfDocument pdf = new PdfDocument();
		pdf.LoadFromFile(inputFile);
		pdf.SaveToFile(outputFile, FileFormat.PPTX)
New feature	SPIREPDF-2534	Adds a new method of compressing PDF document.
	SPIREPDF-4641	PdfCompressor compressor = new PdfCompressor(fileName);
		compressor.CompressToFIle(outputName);
New feature	SPIREPDF-5598	PdfTextReplacer interface supports ignoring case.
		PdfDocument doc = new PdfDocument();
		doc.LoadFromFile(input);
		PdfPageBase page = doc.Pages[0];
		PdfTextReplacer replacer = new PdfTextReplacer(page);
		PdfTextReplaceOptions option = new PdfTextReplaceOptions();
		options.ReplaceType = ReplaceActionType.IgnoreCase;
		replacer.Options = option;
		replacer.ReplaceText("cash", "999");
		doc.SaveToFile("output.pdf", FileFormat.PDF);
Bug	SPIREPDF-1264	Fixes the issue that the content was incorrect when converting PDF to images.
	SPIREPDF-5608
Bug	SPIREPDF-5443	Fixes the issue that the program threw System.ArgumentException when converting PDF to Excel.
Bug	SPIREPDF-5527	Fixes the issue that it failed to find cross-line text.
Bug	SPIREPDF-5556	Fixes the issue that it failed to get attachments.
Bug	SPIREPDF-5591	Fixes the issue that the background color lost after drawing TIFF images on page.
Bug	SPIREPDF-5596	Fixes the issue that the text color was changed after drawing TIFF images on page.