echo Linux Commands
What is Linux echo Command?
Explanation
echo COMMAND:echo command prints the given input string to standard output.SYNTAX :
echo [options..] [string]OPTIONS:
-n
do not output the trailing newline
-e
enable interpretation of the backslash-escaped characters listed below
-E
disable interpretation of those sequences in STRINGs
Without -E, the following sequences are recognized and interpolated:
NNN
the character whose ASCII code is NNN (octal)
a
alert (BEL)
backslash
b
backspace
c
suppress trailing newline
f
form feed
n
new line
r
carriage return
t
horizontal tab
v
vertical tab
EXAMPLE:
- echo command
echo "hscripts Hiox India"
The above command will print as hscripts Hiox India
- To use backspace:
echo -e "hscripts bHiox bIndia"
The above command will remove space and print as hscriptsHioxIndia
- To use tab space in echo command
echo -e "hscriptstHioxtIndia"
The above command will print as hscriptsHioxIndia
echo [options..] [string]
OPTIONS:
-n
do not output the trailing newline
-e
enable interpretation of the backslash-escaped characters listed below
-E
disable interpretation of those sequences in STRINGs
Without -E, the following sequences are recognized and interpolated:
NNN
the character whose ASCII code is NNN (octal)
a
alert (BEL)
backslash
b
backspace
c
suppress trailing newline
f
form feed
n
new line
r
carriage return
t
horizontal tab
v
vertical tab
EXAMPLE:
- echo command
echo "hscripts Hiox India"
The above command will print as hscripts Hiox India
- To use backspace:
echo -e "hscripts bHiox bIndia"
The above command will remove space and print as hscriptsHioxIndia
- To use tab space in echo command
echo -e "hscriptstHioxtIndia"
The above command will print as hscriptsHioxIndia
| -n | do not output the trailing newline |
| -e | enable interpretation of the backslash-escaped characters listed below |
| -E | disable interpretation of those sequences in STRINGs |
| NNN | the character whose ASCII code is NNN (octal) |
| a | alert (BEL) |
| backslash | |
| b | backspace |
| c | suppress trailing newline |
| f | form feed |
| n | new line |
| r | carriage return |
| t | horizontal tab |
| v | vertical tab |
- echo command echo "hscripts Hiox India"
The above command will print as hscripts Hiox India - To use backspace:echo -e "hscripts bHiox bIndia"
The above command will remove space and print as hscriptsHioxIndia - To use tab space in echo commandecho -e "hscriptstHioxtIndia"The above command will print as hscriptsHioxIndia
