echo

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 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.