C# Stopwatch (How It Works For Developers)

3.1. Restart Method

The Restart method is a convenient way to stop and reset the elapsed time to zero in a single operation. This can be useful when measuring the execution time of multiple code segments without creating a new Stopwatch instance.

using System;

class Program
{
    static void Main()
    {
        Stopwatch stopwatch = new Stopwatch();

        // Start timing
        stopwatch.Start();
        Console.WriteLine("The time will restart after executing the below code");

        // Restart timing
        stopwatch.Restart();

        // Simulate work
        System.Threading.Thread.Sleep(1000);

        // Stop timing
        stopwatch.Stop();

        // Fetch the elapsed time after restart
        TimeSpan elapsed = stopwatch.Elapsed;
        Console.WriteLine($"Total Elapsed time after Restart: {elapsed}");
    }
}

using System;

class Program
{
    static void Main()
    {
        Stopwatch stopwatch = new Stopwatch();

        // Start timing
        stopwatch.Start();
        Console.WriteLine("The time will restart after executing the below code");

        // Restart timing
        stopwatch.Restart();

        // Simulate work
        System.Threading.Thread.Sleep(1000);

        // Stop timing
        stopwatch.Stop();

        // Fetch the elapsed time after restart
        TimeSpan elapsed = stopwatch.Elapsed;
        Console.WriteLine($"Total Elapsed time after Restart: {elapsed}");
    }
}

Output:

3.2. IsHighResolution Property

The IsHighResolution property indicates whether the underlying timing mechanism is based on a high-resolution performance counter to accurately measure elapsed time. Checking this property can be useful when dealing with systems that may not support high-resolution timing methods.

using System;

class Program
{
    static void Main()
    {
        if (Stopwatch.IsHighResolution)
        {
            Console.WriteLine("High-resolution timing is supported");
        }
        else
        {
            Console.WriteLine("Fallback to lower-resolution timing");
        }
    }
}

using System;

class Program
{
    static void Main()
    {
        if (Stopwatch.IsHighResolution)
        {
            Console.WriteLine("High-resolution timing is supported");
        }
        else
        {
            Console.WriteLine("Fallback to lower-resolution timing");
        }
    }
}

Output:

3.3. Frequency Property

The Frequency property returns the frequency of the underlying timer in ticks per second. This value is useful for converting elapsed ticks to other time units, such as milliseconds.

using System;

class Program
{
    static void Main()
    {
        long frequency = Stopwatch.Frequency;
        Console.WriteLine($"Timer Frequency: {frequency} ticks per second");
    }
}

using System;

class Program
{
    static void Main()
    {
        long frequency = Stopwatch.Frequency;
        Console.WriteLine($"Timer Frequency: {frequency} ticks per second");
    }
}

Output:

3.4. ElapsedTicks Property

The ElapsedTicks property provides direct access to the raw tick count without the need to convert it to time units. This can be beneficial when performing custom calculations or dealing with low-level timing requirements.

using System;

class Program
{
    static void Main()
    {
        Stopwatch stopwatch = new Stopwatch();
        stopwatch.Start();

        // Simulate some work
        System.Threading.Thread.Sleep(1500);

        // Stop timing
        stopwatch.Stop();

        // Fetch the elapsed ticks
        long elapsedTicks = stopwatch.ElapsedTicks;
        Console.WriteLine($"Elapsed Ticks: {elapsedTicks}");
    }
}

using System;

class Program
{
    static void Main()
    {
        Stopwatch stopwatch = new Stopwatch();
        stopwatch.Start();

        // Simulate some work
        System.Threading.Thread.Sleep(1500);

        // Stop timing
        stopwatch.Stop();

        // Fetch the elapsed ticks
        long elapsedTicks = stopwatch.ElapsedTicks;
        Console.WriteLine($"Elapsed Ticks: {elapsedTicks}");
    }
}

Output:

4.1. Installation of IronPDF in C#

To start using IronPDF in your C# application, follow these simple steps:

1. NuGet Package Manager: Open your C# project in Visual Studio and navigate to the Package Manager Console. Execute the following command to install IronPDF:

   Install-Package IronPdf

   Alternatively, you can use the IronPDF NuGet Package Page to download and install the "IronPdf" package.

2. Reference in Code: After successful installation, add a reference to IronPDF in your C# code:

   using IronPdf;

   using IronPdf;

   $vbLabelText   $csharpLabel

   Now, you're ready to leverage the capabilities of IronPDF in your application.

4.2. Using C# Stopwatch to Time PDF Creation from URL

Now, let's demonstrate how to use C#'s Stopwatch class to measure the time taken to create a PDF from a URL using IronPDF:

using System;
using System.Diagnostics;
using IronPdf;

class Program
{
    static void Main()
    {
        // Initialize IronPDF Renderer
        IronPdf.HtmlToPdf Renderer = new IronPdf.HtmlToPdf();

        // Specify the URL for PDF generation
        string urlToConvert = "https://example.com";

        // Use Stopwatch to measure the time taken
        Stopwatch stopwatch = new Stopwatch();
        stopwatch.Start();

        // Create PDF from URL
        PdfDocument PDF = Renderer.RenderUrlAsPdf(urlToConvert);

        // Stop measuring elapsed time
        stopwatch.Stop();

        // Save the generated PDF to a file
        PDF.SaveAs("GeneratedPDF.pdf");

        // Display the time taken
        Console.WriteLine($"Time taken to create PDF from URL: {stopwatch.ElapsedMilliseconds} milliseconds");
    }
}

using System;
using System.Diagnostics;
using IronPdf;

class Program
{
    static void Main()
    {
        // Initialize IronPDF Renderer
        IronPdf.HtmlToPdf Renderer = new IronPdf.HtmlToPdf();

        // Specify the URL for PDF generation
        string urlToConvert = "https://example.com";

        // Use Stopwatch to measure the time taken
        Stopwatch stopwatch = new Stopwatch();
        stopwatch.Start();

        // Create PDF from URL
        PdfDocument PDF = Renderer.RenderUrlAsPdf(urlToConvert);

        // Stop measuring elapsed time
        stopwatch.Stop();

        // Save the generated PDF to a file
        PDF.SaveAs("GeneratedPDF.pdf");

        // Display the time taken
        Console.WriteLine($"Time taken to create PDF from URL: {stopwatch.ElapsedMilliseconds} milliseconds");
    }
}

This example initializes IronPDF, uses the HtmlToPdf class to render a PDF from a specified URL, and measures the time taken using Stopwatch. Adjust the urlToConvert variable with the desired URL, and you can further customize the PDF creation process as needed for your application.

Output: