Skip to main content

Open File With Associated Application [C#]

This 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

Comments

Post a Comment

Popular posts from this blog

ASP.NET MVC - Set custom IIdentity or IPrincipal

Here's how I do it. I decided to use IPrincipal instead of IIdentity because it means I don't have to implement both IIdentity and IPrincipal. Create the interface interface ICustomPrincipal : IPrincipal { int UserId { get ; set ; } string FirstName { get ; set ; } string LastName { get ; set ; } } CustomPrincipal public class CustomPrincipal : ICustomPrincipal { public IIdentity Identity { get ; private set ; } public bool IsInRole ( string role ) { return false ; } public CustomPrincipal ( string email ) { this . Identity = new GenericIdentity ( email ); } public int UserId { get ; set ; } public string FirstName { get ; set ; } public string LastName { get ; set ; } } CustomPrincipalSerializeModel - for serializing custom information into userdata field in FormsAuthenticationTicket object. public class CustomPrincipalSerializeMode...
8 comments
Read more

Validate credit card number with Mod 10 algorithm in C#

Introduction All you know what information contains in your NIC number. But do you know what information contains in the Credit Card Number? Following article provides brief details about what information contain in your credit card and demonstrates to how to validate credit card number using mod 10 (Luhn) algorithms with C#. Background  Card Length   Typically, credit card numbers are all numeric and the length of the credit card number is between 12 digits to 19 digits.  14, 15, 16 digits – Diners Club 15 digits – American Express 13, 16 digits – Visa 16 digits - MasterCard   For more information please refer  http://en.wikipedia.org/wiki/Bank_card_number . Hidden information  Major Industry Identifier (MII)   The first digit of the credit card number is the Major Industry Identifier (MII). It designates the category of the entry which issued the card.     1 and 2 – Airlin...
1 comment
Read more

Web Services Description Language Tool (Wsdl.exe)

Ref:  https://msdn.microsoft.com/en-us/library/7h3ystb6(VS.80).aspx The Web Services Description Language tool generates code for XML Web services and XML Web service clients from WSDL contract files, XSD schemas, and .discomap discovery documents. wsdl [options] {URL | path} Argument Description URL The URL to a WSDL contract file (.wsdl), XSD schema file (.xsd), or discovery document (.disco). Note that you cannot specify a URL to a .discomap discovery document. Path The path to a local WSDL contract file (.wsdl), XSD schema file (.xsd), or discovery document (.disco or .discomap). Option Description /appsettingurlkey: key or /urlkey: key Specifies the configuration key to use in order to read the default value for the URL property when generating code. When using the   /parameters   option, this value is the   <appSettingUrlKey>   element and contains a string. /appsettingbaseurl: baseurl or /baseurl:...
Post a Comment
Read more