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Bat File Return Error

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In the batch file , it is always a good practice to use environment variables instead of constant values. Not all MS commands fail with errorlevel 1. neq 0 exit /b !errorlevel! ) Edit: You have to check the error after each command. Browse other questions tagged windows batch-file exit-code or ask your own question.

Bat File Return Code 1

Errorlevels EXIT /b has the option to set a specific errorlevel, 0 for sucess, 1 or greater for an error. A very simple way to halt on error is to use the EXIT command with the /B switch (to exit the current batch script context, and not the command prompt process). What matters is did the script work or not?

XCOPY, for instance can fail with errorlevels 1 to 5. no outgoing connection via ipv4 Realism of a setting with several sapient anthropomorphic animal species Is 8:00 AM an unreasonable time to meet with my graduate students and post-doc? It is in form of boolean values, with 0 for success and 1 for failure. Batch File Exit Command 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

ping -invalid-arg || goto :error echo OH noes, this shouldn't have succeeded. Bat File Return Value Is the following extension of finite state automata studied? Yes, of course I'm an adult! The last command executed in the function or the script determines the exit status.

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Bat File Return Value

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Here's a good summary of the pitfalls and subtleties. –Nick Westgate Jun 17 '15 at 6:18 | show 1 more comment up vote 6 down vote This really works when you http://waspsoft.com/batch-file/batch-file-return-error-code-1.html How does Gandalf get informed of Bilbo's 111st birthday party? If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number. greveszTopic StarterStarter How to return success/failure from a batch file? « on: September 09, 2008, 02:31:33 PM » Hello,I am new to the DOS world. Exit Bat File

current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. Had a script silently fail because of a negative result. –devstuff Sep 16 '10 at 4:37 Careful: the enabledelayedexpansion is CRITICAL and also required for an if/else or any Not the answer you're looking for? http://waspsoft.com/batch-file/bat-file-return-error-code.html Right now, it looks like any time invested in learning and using PowerShell will be time well spent.

XCOPY, for instance can fail with errorlevels 1 to 5. Batch File Set Errorlevel Can filling up a 75 gallon water heater tank without opening a faucet cause damage? share|improve this answer answered Jul 22 '09 at 10:52 Brad Bruce 5,44112550 2 Yeah, I wish I had done it using power shell, have a felling hacking a batch script

A successful command returns a 0 while an unsuccessful one returns a non-zero value that usually can be interpreted as an Error Code.

I've been moving code to PowerShell. Even better, I can repeatedly call the bitwise OR with the same error code and still interpret which errors were raised. << Part 2 – Variables Part 4 – stdin, stdout, I accepted a counter offer and regret it: can I go back and contact the previous company? Batch File Exit Code 1 Basically, I want the equivalent of MSBuild's ContinueOnError=false.

if /B is specified, sets ERRORLEVEL that number. A successful command returns a 0 while an unsuccessful one returns a non-zero value that usually can be interpreted as an Error Code. On THE other hand or on another hand? his comment is here When one of the file isn't valid, I want the batch script to stop and return an error code >0.

SidewinderGuruThanked: 123 Experience: Familiar OS: Other Re: How to return success/failure from a batch file? « Reply #4 on: September 09, 2008, 06:12:06 PM » Quote from: fireballs on September 09, option. The conventional technique to check for a non-zero return code using the NEQ (Not-Equal-To) operator of the IF command: IF %ERRORLEVEL% NEQ 0 ( REM do something here to address the Convince people not to share their password with trusted others How to extrude a face parallel to another?

EXIT [/B] [exitCode] /B specifies to exit the current batch script instead of CMD.EXE. DOS/Win9x's command.com or Win2k+'s cmd.exe? A name for a well-informed person who is not believed? If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number.

Remember, this is duct tape programming. Can I use an HSA as investment vehicle by overcontributing temporarily? Is the empty set homeomorphic to itself? Can filling up a 75 gallon water heater tank without opening a faucet cause damage?

We also pass a specific non-zero return code from the failed command to inform the caller of our script about the failure. Not all MS commands fail with errorlevel 1. you can never be sure. –Joey Aug 11 '10 at 21:45 | show 1 more comment up vote 23 down vote You can also use conditional processing symbols to do a Not the answer you're looking for?

If you don't like the message: pause > nul share|improve this answer answered Feb 16 '13 at 1:19 Pascal Belloncle 7,22112542 I just tried and now I have to SomeCommand.exe || EXIT /B 1 A simliar technique uses the implicit GOTO label called :EOF (End-Of-File). 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 Basically if any thing goes wrong I want to stop and print out what went wrong.

Note: Environment variables are a set of dynamic named values that can affect the way, running processes will behave on a computer.