Batch – copy file using relative path
if you start your path with \, it’s an absolute, not a relative path. Try copy “Debug\text.txt” “..\..\new” instead
batch-file
What are the ERRORLEVEL values set by internal cmd.exe commands?
In this answer the ERRORLEVEL values returned by all internal cmd.exe commands are described; they are grouped by the way the value is changed and presented as quick reference tables. I reviewed other similar tables in order to assemble this one, but filled the missing values via tests performed in a Windows 8.1 computer. I … Read more
change directory in batch file using variable
The set statement doesn’t treat spaces the way you expect; your variable is really named Pathname[space] and is equal to [space]C:\Program Files. Remove the spaces from both sides of the = sign, and put the value in double quotes: set Pathname=”C:\Program Files” Also, if your command prompt is not open to C:\, then using cd … Read more
What are “%1” and “%2” in batch files?
It represents the first command line argument passed to the batch file. If you run your batch file with: myfile.bat firstArg secondArg %1 becomes “firstArg” and %2 becomes “secondArg” The related shift command shifts the position of arguments one to the left. Running shift once in a batch file will make “%1” value to be … Read more
prevent “abort” in windows batch for npm install
Possibly the npm program is a batch file itself. Then you need to use call, as only then the program control returns to the caller. call npm install -g bower call npm install -g grunt-cli call npm install call gem update –system –verbose call gem install compass –verbose pause
How to return an error code without closing the Command Prompt window?
To get help for command prompt commands use their /? option. Exit /? shows: Quits the CMD.EXE program (command interpreter) or the current batch script. EXIT [/B] [exitCode] /B specifies to exit the current batch script instead of CMD.EXE. If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number. … Read more
Do Batch files support multiline variables
Or you can create a “real” newline character. setlocal enableDelayedExpansion set NL=^ rem two empty line required echo first line !NL! second line set multi=Line1!NL!Line2 set multi=!multi!!NL!Line3 echo !Multi! With this variant the newline is a “normal” character in the string, so the variables act normally and you can assign them to another variable, this … Read more
Batch file to delete folders older than 10 days in Windows 7
Adapted from this answer to a very similar question: FORFILES /S /D -10 /C “cmd /c IF @isdir == TRUE rd /S /Q @path” You should run this command from within your d:\study folder. It will delete all subfolders which are older than 10 days. The /S /Q after the rd makes it delete folders … Read more
What does symbol ^ mean in Batch script?
The caret ‘^’ character serves two purposes in Windows batch files: 1. line continuations: ~~~ @echo off dir ^ /ad ^ c:\temp ~~~~ results in dir /ad c:\temp, which lists only the directories in C:\temp. 2. Escaping reserved shell characters & | ( < > ^. Use a preceding caret to escape and print the … Read more