Send (echo) the input string to standard output. This is the /bin/echo command. echo also exists as a command built into bash. You may have to specify the full path to run /bin/echo instead of the shell built-in command. The following character sequences have special meaning:
Suppress trailing newline.
The octal character whose ASCII code is nnn.
Enable character sequences with special meaning. (In some versions, this option is not required in order to make the sequences work.)
Disable character sequences with special meaning.
Suppress printing of newline after text.
Print help message and exit.
Print version information and exit.
/bin/echo "testing printer" | lp /bin/echo "TITLE" > file ; cat doc1 doc2 >> file /bin/echo "Warning: ringing bell \a"