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How do I redirect output to a file in Unix?

How do I redirect output to a file in Unix?

To use bash redirection, you run a command, specify the > or >> operator, and then provide the path of a file you want the output redirected to. > redirects the output of a command to a file, replacing the existing contents of the file.

Which command displays output on screen as well redirect output to other file?

Calling foo > output would redirect any output from that command to the file specified (in this case ‘output’).

How do you redirect the output from the screen to a file?


  1. command > output.txt. The standard output stream will be redirected to the file only, it will not be visible in the terminal.
  2. command >> output.txt.
  3. command 2> output.txt.
  4. command 2>> output.txt.
  5. command &> output.txt.
  6. command &>> output.txt.
  7. command | tee output.txt.
  8. command | tee -a output.txt.

How do I redirect output to a file in Linux?

In Linux, for redirecting output to a file, utilize the ”>” and ”>>” redirection operators or the top command. Redirection allows you to save or redirect the output of a command in another file on your system. You can use it to save the outputs and use them later for different purposes.

What is output redirection?

Output redirection is used to put output of one command into a file or into another command.

Is Htop better than top?

Why Htop is Better Than Top Monitoring Tool It has a nicer text-graphics interface, with colored output. It is easy to use and highly configurable. Allows for scrolling process list vertically and horizontally to see all processes and complete command lines. Htop is also much faster than top.

What is output redirection in Linux?

This capability is known as output redirection. If the notation > file is appended to any command that normally writes its output to standard output, the output of that command will be written to file instead of your terminal. Check the following who command which redirects the complete output of the command in the users file.

How do I redirect ls-al to a file in Linux?

The ‘> ‘ symbol is used for output (STDOUT) redirection. Here the output of command ls -al is re-directed to file “listings” instead of your screen. Note: Use the correct file name while redirecting command output to a file.

How to redirect standard error and output to Terminal in Linux?

Both standard error as well as output will be printed to a file. Redirect command output to a terminal as well as in a file by using pipe ‘|’ with tee command. It print message on terminal and also, write in a file. Use below code to redirect standard error and output to same file and also display to terminal.

How do I redirect standard output to another device?

You can redirect standard output, to not just files, but also devices! The cat command reads the file music.mp3 and sends the output to /dev/audio which is the audio device. If the sound configurations in your PC are correct, this command will play the file music.mp3

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