What is the echo command in bash?

Jany Toy asked a question: What is the echo command in bash?
Asked By: Jany Toy
Date created: Sat, Mar 13, 2021 9:45 AM

Content

Top best answers to the question «What is the echo command in bash»

  • Multiple built-in functions exist in bash to print the output into the terminal. ‘echo’ is one of the most used commands to print text or string data into the terminal or another command as input or a file. This command has some options that can be used with this command for special purposes.

FAQ

Those who are looking for an answer to the question «What is the echo command in bash?» often ask the following questions:

😳 What is bash echo command?

echo is a built-in command in the bash and C shells that writes its arguments to standard output… When used without any options or strings, echo returns a blank line on the display screen followed by the command prompt on the subsequent line.

😳 Why is there no echo command in bash?

  • One reason for doing this would be to avoid any possibility of a password being visible in the output of ps. However, in bash and most modern shells, "echo" is a built-in command and it won't show up in ps output, so using something like this is safe (ignoring any issues with storing passwords in files, of course):

😳 Why do you use the echo command in bash?

  • The echo command is useful to display the variable’s output especially when you know the content of a variable will not cause any issue. In this article, we will explore how to echo a variable in bash.

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  1. Syntax:
  2. Options:
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  4. Example-2: Using `echo` command with -n option.
  5. Example-3: Using `echo` command with -e option.
  6. Example-4: Using `echo` command with -E option.
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  8. Example-6: Using '\v' in `echo` command.

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