How do I redirect both stdout and stderr to file named output TXT?

How do I redirect both stdout and stderr to file named output TXT?

2> is input redirection symbol and syntax is:

  1. To redirect stderr (standard error) to a file: command 2> errors.txt.
  2. Let us redirect both stderr and stdout (standard output): command &> output.txt.
  3. Finally, we can redirect stdout to a file named myoutput.txt, and then redirect stderr to stdout using 2>&1 (errors.txt):

How do I redirect error to stderr?

In order to redirect STDERR, you have to specify 2> for the redirection symbol. This selects the second output stream that is STDERR.

How do you redirect stdin stdout and stderr to a file?

Redirecting stdout and stderr to a file: The I/O streams can be redirected by putting the n> operator in use, where n is the file descriptor number. For redirecting stdout, we use “1>” and for stderr, “2>” is added as an operator.

What is ambiguous output redirect?

The “ambiguous redirect” error sometimes happens if you either have spaces where they shouldn’t be, or conversely when an important space is missing. I would simplify your command to demonstrate: echo “Test” >/tmp/x.txt 2>&1 & The “>/tmp/x. txt” part will redirect stdout (file handle #1).

How do you redirect both the output and error of a command to a file?

The syntax is as follows to redirect output (stdout) as follows:

  1. command-name > output.txt command-name > stdout.txt.
  2. command-name 2> errors.txt command-name 2> stderr.txt.
  3. command1 > out.txt 2> err.txt command2 -f -z -y > out.txt 2> err.txt.
  4. command1 > everything.txt 2>&1 command1 -arg > everything.txt 2>&1.

Which command will only redirect standard output to Dirlist?

ls 2>&1 > dirlist will only direct standard output to dirlist. This can be a useful option for programmers.