For this post, I will be using a small test batch file, but your script could be as big and complicated or as simple as you need: This is what happens when I run this batch script: Notice that in the test script, the first execution of the "dir" command is successful, and the second one fails. Dir C:\ > list.txt a. one batch file instead of batch to call batch. This will capture the script output to the file named "log.txt" as before, and it will also display the output to the screen while the script is running: This script will execute ls and log its output to a file called log.txt: Thanks for contributing an answer to Super User! In John 20:28, why does Thomas refer to God as 'my' God? I would like to do this within the script itself using an exec. In unix-style shells, this is done via backquoting. So, what that means is that the argument "dir" is not the right way to send the … When you type a command in the Windows console (command prompt), the output from that command goes to two separate streams. x=`somecommand` The Windows command processor does not have direct backquoting, but you can fake it by abusing the FOR command. However, it does not work when pasted in a batch file, and then run in cmd. Hiding the batch script console window using Visual Basic is quite similar to using an external command and works in basically the same way. I want to have a copy of the output of the batch file so I have a record that I can access later of all the files I have copied and when. You haven't even specified an operating system! Why dumping console output to a file is better than just copypasting. I've tried wtee,exe and mtee.exe. Redirection. C:\Users\uday-\AppData\Local\Temp\T.vbs(1, 1) (null): Incorrect function. Depending on your scenario, there are a few different approaches you can take to persist task output: 1. 3. Bhavani this helped a ton and solved my problem thank you!! What I have so far is what I've pieced together through my research. If you want you can either search for a unix TEE utility port to Windows or use the following hybrid VBS/batch procedure to do that ... No. That is, simply sending the output to StdOut, will cause it to go into the log file, the same as the ECHO. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Implement a custom file movement solution. Try this script and run the main program help of this. Redirecting Output (Stdout and Stderr) One common practice in batch files is sending the output of a program to a log file. I've attached the code, assistance is appreciated. Cmd.exe does not have any way to tee output natively. I do this only to show what will happen with "error messages" when you run your script. If only ASSOC is written and executed, it will display all the file associations for every extension, instead of just .txt extension. That's because ">" captures "normal output" which has been sent to the STDOUT stream. This example uses the >> redirection operator which functions in much the same way as the > operator, only instead of overwriting the output file if it exists, it appends the command output to the end of the file. I'm working on a script that will search through a bunch of folders, pull anything larger than 50Kb out and then write a log file of what it moved. Example. This filter can be used to redirect any output to a file. If the question asks for a script to be "executed" and the entire batch file be output to a log file in Windows 8.1, then here is the simple answer: Include this at the start of your batch file... @echo off set LOGFILE=batch.log call :LOG > %LOGFILE% exit /B :LOG [ your script goes here ] 4. Can my municipal water line siphon from my house water lines? To cause it to appear on the console, either send it to StdErr or open the CON: device as a TextStream and send the screen output to it. rename file.txt filenew.txt >> output.log Using ">" will create a file (in this case) called output.log. The most intuitive way seemed to be a pipe: echo hello world > my.log | >CON If that is not what you meant, then it would have probably helped if that was explained better, perhaps with some sample output. If you have tee.exe, you can write: (-a means append rather than overwrite file). Asking for help, clarification, or responding to other answers. Does the starting note for a song have to be the starting note of its scale? WIth normal command, it will show each and evey compilation text on the console immediatley.If we use above approach, it will show the output only at the end.And till one hour, no output. If I run the script and use redirection (">") to capture the output, I will see this. In my case I would need it executed and then logged into a file for later reference.". You use the "wtee.exe" program as shown below. There is not an equivalent in cmd.exe unless you use an external tee program, such as STDOUT: Standard Out is where any standard responses from commands go. Don’t worry, it’ll be over in a few days. Make sure you place the redirection "commands" in this order. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. A possible other approach is to pipe the output throug an external 'TEE" procedure. "Error messages" are normally sent to the STDERR stream. rev 2021.2.18.38600. Example. Two of us have provided pretty much identical answers. Active 3 years, 3 months ago. Stdin is file 0, stdout is file 1, and stderr is file 2. I write a test shell script: #!/bin/sh echo OUT! Note that this assumes Unix/Linux, but my guess is the OP talks about Windows. If the file already exists, it will be deleted. But, at the end I want to save all the Console output to a log file also. The example creates an output file for output.txt to be written to the container. This will log the output to 1.txt, but not to my console/screen anymore. Would someone be able to tell me how to do this? It’s Day Two of Batch File Week. I am writing a rather lengthy and complicated batch file, and I need to write the same windows STDOUT stream to both the console and to a file so the user can see the output in real time (to determine whether to proceed after each step), and archive it for review. Why do string instruments need hollow bodies? But what I found out quickly by trying your code in a console app is that when you invoke cmd.exe like this then the cmd is open inside the cmd that Visual studio runs while debugging the app. Why would patient management systems not assert limits for certain biometric data? — JosefZ . >&1 echo ERR! Just because you don't like the answer doesn't mean that it isn't so. While it prints perfectly in console, like this The Node names are ServerA The Node names are ServerB. In any case, I'm posting this answer in case there are others who find this question/answer helpful. - ConsoleOutputLog.cs :P).

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