Open File With Associated Application

his example demonstrates how to open file with an associated program. It shows, how to open text document in notepad, how to open image in a default viewer or how to open url address in a default web browser.

Applications are launched using Process.Start method. The file path or url is passed as a parameter.

[C#]

// open text file in notepad (or another default text editor)
System.Diagnostics.Process.Start(@"c:\textfile.txt");

[C#]

// open image in default viewer
System.Diagnostics.Process.Start(@"c:\image.jpg");

[C#]

// open url in default web browser
System.Diagnostics.Process.Start("http://www.csharp-examples.net");

[C#]

// open PDF file
System.Diagnostics.Process.Start(@"c:\document.pdf");

Similarly you can open Word document or any other file from your .NET application.