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Anonymous Asked in Cars &Transportation · 2 weeks ago

What are the steps to redirect the output?

Contents
  1. How do you redirect output?
  2. How do I redirect program output to a file?
  3. How do I redirect an output error?
The way we can redirect the output is by closing the current file descriptor and then reopening it, pointing to the new output. We'll do this using the open and dup2 functions. There are two default outputs in Unix systems, stdout and stderr. stdout is associated with file descriptor 1 and stderr to 2. 19 янв. 2021 г.


How do you redirect output?

Redirecting Output The > symbol is used to redirect output by taking the output from the command on the left and passing as input to the file on the right.

How do I redirect program output to a file?

“>>” operator is used for utilizing the command's output to a file, including the output to the file's current contents. “>” operator is used to redirect the command's output to a single file and replace the file's current content.

How do I redirect an output error?

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

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