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C# Command Line Program Return Code


The following example shows how the return value from Main can be accessed.ExampleIn this example, a batch file is used to run a program and test the return value of the When a program is executed in Windows, any value returned from the Main function is stored in an environment variable called ERRORLEVEL. By using the site you accept the cookie policy.This message is for compliance with the UK ICO law. .NET 1.1+Exiting a Program with an Error Codeby Richard Carr, published at http://www.blackwasp.co.uk/ExitCode.aspxWhen Modify the Main method in your application so that it returns an int instead of void (a function that returns an Integer instead of Sub in VB.Net) and then return the have a peek here

Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you! I am not returning exit code to main. The simple solution is to add a Console.ReadLine() to the end of your application’s code but it’s easy to accidentally leave this in there. System Environment Class Environment Properties Environment Properties ExitCode Property ExitCode Property ExitCode Property CommandLine Property CurrentDirectory Property CurrentManagedThreadId Property ExitCode Property HasShutdownStarted Property Is64BitOperatingSystem Property Is64BitProcess Property MachineName Property NewLine Property

Environment.exit C#

In a perfect world, users would never enter data in the wrong form, files they choose to open would always exist and code would never have bugs. return 0; } If the return value from Main is not used, returning void allows for slightly simpler code. int main(string[] args) { return 0; //or exit code of your choice } share|improve this answer answered Sep 30 '08 at 23:46 Esteban Araya 15.4k1777128 1 The default C# console Happy Programming!

All other values generally designate error codes. Also, ensure that your application is compiled as a 'Console Application'. To prevent the property from returning a negative exit code, you should not use values greater than or equal to 0x80000000.Use a non-zero number to indicate an error. C# Process Exit Code 1 You can get the exit code value by handling Exit and inspecting the ApplicationExitCode property: C#VB Copy int exitCode = e.ApplicationExitCode; You can change the exit code value from the default

The Futuristic Gun Duel Iteration can replace Recursion? C# Console Application Return String The initial value of this property is zero. This is why SO is the greatest website in the history of the internet. The content you requested has been removed.

Copy echo off Double.exe %1 If errorlevel 1639 goto NoArg if errorlevel 534 goto Overflow if errorlevel 160 goto BadArg if errorlevel 0 echo Completed Successfully goto :EOF :NoArg echo Missing C# Console Application Exit Event Save the batch file within the same folder as the compiled executable, naming the file, "ExitDemo.bat". Not the answer you're looking for? It may be more accurate to say that an exit code of 0 means "no error", rather than "success", as the exit code is an ErrorResult not simply a Result. –Mark

C# Console Application Return String

Here are a couple of tips for writing console applications. Environment.Exit(int) is sufficient.Please mark this post as answer if it solved your problem. Environment.exit C# If Main does not return void, this property is ignored. C# Process Exit Code Privacy statement Dev Centers Windows Office More...

Wednesday, July 11, 2012 3:43 AM Reply | Quote Answers 0 Sign in to vote I would suggest that you use a Main() method which returns an integer. navigate here The following example is a simple program that returns zero from the Main function. The return value from the Main function is attached to the exit code of the process (at least in all the previous compilers), why they should have changed that? –Arman McHitarian The content you requested has been removed. Console Exit Codes

c# .net exit-code share|improve this question edited Nov 20 '13 at 15:31 Peter Mortensen 10.5k1372108 asked Sep 30 '08 at 23:45 MrDatabase 12.3k3292146 add a comment| 11 Answers 11 active oldest so Is it safe and ok to use this way or we have to use some other technique to achieve this?My application is single threaded application. We cannot display any error message on console we need to just return a error code. http://jscience.net/exit-code/return-code-command-line-linux.html You’ll be auto redirected in 1 second.

share|improve this answer answered Nov 21 '11 at 23:45 David 5362619 2 That is if you bother to check for further errors after encountering one, though. Application.exit In C# more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed C# Copy // Save this program as MainReturnValTest.cs.

Create a new text file using Notepad or a similar text editor.

Implementing realloc in C Generic immutable object builder What's the purpose of the same page tool? I can't seem to find anything online. Exit codes are most often used by applications to communicate the reason they stopped running to the operating system, or to other running applications. C# Exit Code Enum C#VB Copy using System; using System.Numerics; public class Example { private const int ERROR_BAD_ARGUMENTS = 0xA0; private const int ERROR_ARITHMETIC_OVERFLOW = 0x216; private const int ERROR_INVALID_COMMAND_LINE = 0x667; public static void

The FlagsAttribute will allow you to return a combination of codes. To return an exit code you simply need to set the value of a static property of the Environment class. Please, please define your exit codes in an enum, with Flags if appropriate. this contact form An important standard that should be observed is that 0 represents 'Success'.

Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies So My question was is this fine to Environment.exit any place in the code if error occurs? So if parameter is in valid I am doing Environment.Exit within that class only. Recommended Version This documentation is archived and is not being maintained.

Paste the following code into a text file and save it as test.bat in the folder that contains MainReturnValTest.cs and MainReturnValTest.exe. share|improve this answer answered Oct 11 at 20:51 Vern DeHaven 365 Can your 1st point regarding C# 6 be verified? ExitDemo The batch file launches the executable and displays a message containing the exit code. The script calls the console application executable, passing the value 99.

For example, return a value of 1 to indicate that the required file is not present and a value of 2 to indicate that the file is in the wrong format. The initial value of this property is zero.Warning The ExitCode property is a signed 32-bit integer. If the value can be converted to an integer, it is incremented and the result is applied to the ExitCode property before the program stops. Recommended Version This documentation is archived and is not being maintained.

We should, therefore, expect the program to quit with an exit code of 100. It declares static void Main(string[] args); –Mark Lakata Jul 11 '11 at 20:03 15 @Mark Lakta: Then change it, no? –Esteban Araya Jul 12 '11 at 4:58 add a comment| The default value is 0 (zero), which indicates that the process completed successfully.RemarksIf the Main method returns void, you can use this property to set the exit code that will be This allows you to do bit wise operations on enums. [Flags] enum ExitCodes : int { Success = 0, SignToolNotInPath = 1, AssemblyDirectoryBad = 2, PFXFilePathBad = 4, PasswordMissing = 8,

This documentation is archived and is not being maintained. From the command prompt, navigate to the folder in which you saved the program. Launch the batch file by typing the following command and pressing Enter. All it does is override the ToString method so that the output represents the bitwise flags.

On a related topic, consider using an enumeration to define the exit codes that your application is going to return. This will terminate the process immediately as opposed to the other two methods.

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