用于解析 HTML 文件的 C# API

将 HTML 转换为 PDF – C#

using Aspose.HTML;
using Aspose.HTML.Saving;
using Aspose.HTML.Converters;
...

    // Load an HTML file to be converted
    using var document = new HTMLDocument("input.html")

    // Create an instance of the PdfSaveOptions class
    var pdfSaveOptions = new PdfSaveOptions();

    // Convert HTML to PDF
    Converter.ConvertHTML(document, pdfSaveOptions, "output.pdf");

您可以在 此处尝试在线 HTML 转换器。

将 HTML 转换为 Markdown – C#

using Aspose.Html;
using Aspose.HTML.Saving;
...

	// Load an HTML file
	using var document = new HTMLDocument("document.html");

	// Convert HTML to Markdown using a set of features supported by GitLab Flavored Markdown
	document.Save("output.md", MarkdownSaveOptions.Git);

将 Markdown 转换为 HTML – C#

using Aspose.Html.Converters;
...

	// Convert Markdown to HTML
	Converter.ConvertMarkdown("document.md", "output.html");

将 EPUB 转换为 PDF – C#

using Aspose.Html.Converters;
using Aspose.Html.Saving;
...

	// Open an existing EPUB file for reading
    using var stream = File.OpenRead("input.epub");
    
    // Create an instance of PdfSaveOptions
    var options = new PdfSaveOptions();
    
    // Call the ConvertEPUB method to convert EPUB to PDF
    Converter.ConvertEPUB(stream, options, "output.pdf");

将 MHTML 转换为 PDF – C#

using Aspose.Html.Converters;
using Aspose.Html.Saving;
...

	 // Open an existing MHTML file for reading
     using var stream = File.OpenRead("input.mht");
    
     // Create an instance of PdfSaveOptions
     var options = new PdfSaveOptions();
    
     // Call the ConvertMHTML method to convert MHTML to PDF
     Converter.ConvertMHTML(stream, options, output.pdf);

简单的 Web 数据提取 – C#

using Aspose.Html;
...

    // Create an instance of the HTML document with a website as a parameter
    using var document = new Aspose.Html.HTMLDocument("https://en.wikipedia.org/wiki/Aspose_API");

    // Get all anchor-elements
    var elements = document.QuerySelectorAll("a");

    // Dump the anchor-element data to the console
    elements.Cast<HTMLAnchorElement>().ToList().ForEach(x =>
        {
            System.Console.WriteLine("[Href]: " + x.Href);
            System.Console.WriteLine("[Content]: " + x.TextContent);
        });