4 февр. 2013 г. · Most commands/programs return a 0 on success and some other value, called errorlevel, to signal an error. You can check for this in you batch for example.

16 апр. 2017 г. · I need help with my if command in my file converter. I keep changing the command a bit, but it just returns with (exit) was unexpected at this time.

11 сент. 2016 г. · The syntax is: if errorlevel 1 echo Previous command most likely exited with an error code. This means if exit code of previous command or ...

9 апр. 2009 г. · Check the errorlevel in an if statement, and then exit /b (exit the batch file only, not the entire cmd.exe process) for values other than 0.

8 дек. 2014 г. · Note : %errorlevel% 9009 means "no such command"; %errorlevel% 0 means "command was successful", any other %errrorlevel% means "error".

15 дек. 2010 г. · I want to start a process with a batch file and if it returns nonzero, do something else. I need the correct syntax for that.

14 июн. 2013 г. · Press start and type cmd and press enter, you will launch a command prompt. Just drag and drop what you need to run (your python script, .exe ...) into the cmd ...

5 нояб. 2015 г. · If the user enters neither install program.alpha nor install program.beta , just treat the input as invalid. @echo off :top set /p choice=" ...

26 мар. 2015 г. · I have copy command used in my batch/cmd script. When copy is being done is possible that file that is copied already exists in destination.

6 февр. 2022 г. · I would want to hide the "Acces is denied." error message in case writing to a read-only file fails. Could someone tell me why the following code doesn't work ...