linux中echo命令的15个实际示例

echo [option(s)] [string(s)]

$ echo rumenz is a community of Linux Nerds

rumenz is a community of Linux Nerds

$ x=10

$ echo The value of variable x = $x 

The value of variable x = 10

$ echo -e "rumenz \bis \ba \bcommunity \bof \bLinux \bNerds" 

rumenzisacommunityofLinuxNerds

$ echo -e "rumenz \nis \na \ncommunity \nof \nLinux \nNerds" 

rumenz 
is 
a 
community 
of 
Linux 
Nerds

$ echo -e "rumenz \tis \ta \tcommunity \tof \tLinux \tNerds" 

rumenz  is  a  community  of  Linux  Nerds

$ echo -e "\n\trumenz \n\tis \n\ta \n\tcommunity \n\tof \n\tLinux \n\tNerds" 


        rumenz 
        is 
        a 
        community 
        of 
        Linux 
        Nerds

$ echo -e "\vrumenz \vis \va \vcommunity \vof \vLinux \vNerds" 

rumenz 
        is 
           a 
             community 
                       of 
                          Linux 
                                Nerds

$ echo -e "\n\vrumenz \n\vis \n\va \n\vcommunity \n\vof \n\vLinux \n\vNerds" 


rumenz 

is 

a 

community 

of 

Linux 

Nerds

$ echo -e "rumenz \ris a community of Linux Nerds" 

is a community of Linux Nerds

$ echo -e "rumenz is a community \cof Linux Nerds" 

rumenz is a community rumenz@local:~$

$ echo -n "rumenz is a community of Linux Nerds" 
rumenz is a community of Linux Nerdsrumenz@local:~/Documents$

$ echo -e "rumenz is a community of \aLinux Nerds" 
rumenz is a community of Linux Nerds

$ echo * 

103.odt 103.pdf 104.odt 104.pdf 105.odt 105.pdf 106.odt 106.pdf 107.odt 107.pdf 108a.odt 108.odt 108.pdf 109.odt 109.pdf 110b.odt 110.odt 110.pdf 111.odt 111.pdf 112.odt 112.pdf 113.odt linux-headers-3.16.0-customkernel_1_amd64.deb linux-image-3.16.0-customkernel_1_amd64.deb network.jpeg

$ echo *.jpeg 

network.jpeg

$ echo "rumenz.com" > 1.txt 


rumenz@local:~$ cat 1.txt 
rumenz.com