echo
write arguments to standard output
TLDR
Print a text message. Note: quotes are optional
Print a message with environment variables
Print a message without the trailing newline
Append a message to the file
Enable interpretation of backslash escapes (special characters)
SYNOPSIS
echo [SHORT-OPTION]... [STRING]...
echo LONG-OPTION
DESCRIPTION
Echo the STRING(s) to standard output.
- -n
do not output the trailing newline
- -e
enable interpretation of backslash escapes
- -E
disable interpretation of backslash escapes (default)
- --help
display this help and exit
- --version
output version information and exit
If -e is in effect, the following sequences are recognized:
- \\
backslash
- \a
alert (BEL)
- \b
backspace
- \c
produce no further output
- \e
escape
- \f
form feed
- \n
new line
- \r
carriage return
- \t
horizontal tab
- \v
vertical tab
- \0NNN
byte with octal value NNN (1 to 3 digits)
- \xHH
byte with hexadecimal value HH (1 to 2 digits)
NOTE: your shell may have its own version of echo, which usually supersedes the version described here. Please refer to your shell's documentation for details about the options it supports.
REPORTING BUGS
GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
Report any translation bugs to <https://translationproject.org/team/>
COPYRIGHT
Copyright © 2020 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
Full documentation <https://www.gnu.org/software/coreutils/echo> or available locally via: info '(coreutils) echo invocation'
AUTHOR
Written by Brian Fox and Chet Ramey.