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Linux in a Nutshell, Fourth Edition by Aaron Weber, Stephen Figgins, Ellen Siever

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Name

echo

Synopsis

                  echo [options] [string]

Send (echo) the input string to standard output. This is the /bin/echo command. echo also exists as a command built into the C shell and bash. The following character sequences have special meanings:

\a

Alert (bell).

\b

Backspace.

\c

Suppress trailing newline.

\f

Form feed.

\n

Newline.

\r

Carriage return.

\t

Horizontal tab.

\v

Vertical tab.

\\

Literal backslash.

\ nnn

The octal character whose ASCII code is nnn.

Options

-e

Enable character sequences with special meaning. (In some versions, this option is not required in order to make the sequences work.)

-E

Disable character sequences with special meaning.

-n

Suppress printing of newline after text.

--help

Print help message and then exit.

--version

Print version information and then exit.

Examples

                  /bin/echo "testing printer" | lp
                  /bin/echo "TITLE\nTITLE" > file ; cat doc1 doc2 >> file
                  /bin/echo "Warning: ringing bell \a"

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