Generate HTML from Templates using C#

Wordize for .NET is a professional solution for automated reporting and programmatic HTML generation. The ReportBuilder class provides C# developers with comprehensive capabilities for creating HTML pages using templates and LINQ syntax, helping accelerate business analytics processes, integrate dynamic HTML content with web systems and corporate portals, and streamline web content automation workflows.

Key Features:

Programmatic HTML generation - the ReportBuilder class provides the BuildReport() method to generate HTML documents from templates
Flexible data source integration - supports JSON, XML, CSV, and programmatic objects (custom classes, object collections)
LINQ expressions for data filtering, sorting, and grouping during HTML page generation
Customizable HTML generation parameters - the ReportBuilderOptions class manages available data types, missing field handling, empty paragraph removal, and other HTML document creation settings
Export to image format - the BuildReportToImages() method returns HTML report pages as an image array
Fluent API support for report generation operations through ReportBuilderContext and method chaining, enhancing C# code readability

Test the capabilities of programmatic HTML generation in the interactive online demo presented on this page. Upload a document template, load a data file (JSON, XML, or CSV), run the operation, and download the generated HTML document for review. The provided C# code snippet is fully ready for use in your .NET project to generate HTML dynamically.

Run code

Upload document template

Upload data file

Data source name

Select output format from the list

 
				
				
				
		
using Wordize.Reporting;

var dataSource = new JsonDataSource("data.json");
ReportBuilder.BuildReport("Input.html", "Output.html", dataSource, "");
										using Wordize.Reporting;

var dataSource = new JsonDataSource("data.json");
ReportBuilder.BuildReport("Input.html", "Output.html", dataSource, "");
										using Wordize.Reporting;
using Wordize.Saving;

var dataSource = new JsonDataSource("data.json");
var imageStreams = ReportBuilder.BuildReportToImages("Input.html", 
    new ImageSaveOptions(SaveFormat.Html), new[] { dataSource }, new[] { "" });

foreach (var (stream, page) in imageStreams.Select((s, i) => (s, i)))
{
    using var _ = stream;
    stream.Position = 0;
    
    using var file = File.Create($"Output_{page + 1}.html");
    stream.CopyTo(file);
}

					
using Wordize.Reporting;

var dataSource = new XmlDataSource("data.xml");
ReportBuilder.BuildReport("Input.html", "Output.html", dataSource, "");
										using Wordize.Reporting;

var dataSource = new XmlDataSource("data.xml");
ReportBuilder.BuildReport("Input.html", "Output.html", dataSource, "");
										using Wordize.Reporting;
using Wordize.Saving;

var dataSource = new XmlDataSource("data.xml");
var imageStreams = ReportBuilder.BuildReportToImages("Input.html", 
    new ImageSaveOptions(SaveFormat.Html), new[] { dataSource }, new[] { "" });

foreach (var (stream, page) in imageStreams.Select((s, i) => (s, i)))
{
    using var _ = stream;
    stream.Position = 0;
    
    using var file = File.Create($"Output_{page + 1}.html");
    stream.CopyTo(file);
}

					
using Wordize.Reporting;

var dataSource = new CsvDataSource("data.csv", new CsvDataLoadOptions() { HasHeaders = true });
ReportBuilder.BuildReport("Input.html", "Output.html", dataSource, "");
										using Wordize.Reporting;

var dataSource = new CsvDataSource("data.csv", new CsvDataLoadOptions() { HasHeaders = true });
ReportBuilder.BuildReport("Input.html", "Output.html", dataSource, "");
										using Wordize.Reporting;
using Wordize.Saving;

var dataSource = new CsvDataSource("data.csv", new CsvDataLoadOptions() { HasHeaders = true });
var imageStreams = ReportBuilder.BuildReportToImages("Input.html", 
    new ImageSaveOptions(SaveFormat.Html), new[] { dataSource }, new[] { "" });

foreach (var (stream, page) in imageStreams.Select((s, i) => (s, i)))
{
    using var _ = stream;
    stream.Position = 0;
    
    using var file = File.Create($"Output_{page + 1}.html");
    stream.CopyTo(file);
}

					

				Run code
			

How to create HTML report in C#

Connect the Wordize SDK to your .NET project
Create a data source and call the ReportBuilder.BuildReport() method, specifying the HTML template, result file and data source in parameters
Get the generated HTML document