15 Awọn apẹẹrẹ iṣe iṣe ti pipaṣẹ iwoyi ni Linux
Ilana fun iwoyi ni:
echo [option(s)] [string(s)]
1. Input ila ti ọrọ ati ifihan lori iṣẹjade boṣewa
$ echo Tecmint is a community of Linux Nerds
Awọn abajade ọrọ atẹle:
Tecmint is a community of Linux Nerds
2. Ṣe ikede oniyipada kan ati iwoyi iye rẹ. Fun apẹẹrẹ, Ṣe ikede oniyipada ti x ki o fi iye rẹ si = 10.
$ x=10
iwoyi iye rẹ:
$ echo The value of variable x = $x The value of variable x = 10
Akiyesi: Aṣayan '-e' ni Linux ṣiṣẹ bi itumọ awọn ohun kikọ ti o salọ ti o ti padaseyin.
3. Lilo aṣayan ‘‘ - aaye-ẹhin pẹlu onitumọ onigbọwọ ‘-e’ eyiti o yọ gbogbo awọn aaye laarin.
$ echo -e "Tecmint \bis \ba \bcommunity \bof \bLinux \bNerds" TecmintisacommunityofLinuxNerds
4. Lilo aṣayan ‘ ‘- Laini tuntun pẹlu onitumọ aaye-aye '-e' tọju ila tuntun lati ibiti o ti lo.
$ echo -e "Tecmint \nis \na \ncommunity \nof \nLinux \nNerds" Tecmint is a community of Linux Nerds
5. Lilo aṣayan ‘‘ - petele taabu pẹlu onitumọ oju-iwe afẹyinti ‘-e’ lati ni awọn aaye taabu petele.
$ echo -e "Tecmint \tis \ta \tcommunity \tof \tLinux \tNerds" Tecmint is a community of Linux Nerds
6. Bawo ni nipa lilo aṣayan Laini tuntun ‘ ‘Ati petele taabu‘ ‘nigbakanna.
$ echo -e "\n\tTecmint \n\tis \n\ta \n\tcommunity \n\tof \n\tLinux \n\tNerds" Tecmint is a community of Linux Nerds
7. Lilo aṣayan ‘‘ - taabu inaro pẹlu onitumọ aaye-aye ‘-e’ lati ni awọn aaye taabu inaro.
$ echo -e "\vTecmint \vis \va \vcommunity \vof \vLinux \vNerds"
Tecmint
is
a
community
of
Linux
Nerds
8. Bawo ni nipa lilo aṣayan Laini tuntun ‘ ‘Ati inaro taabu‘ ‘nigbakanna.
$ echo -e "\n\vTecmint \n\vis \n\va \n\vcommunity \n\vof \n\vLinux \n\vNerds" Tecmint is a community of Linux Nerds
Akiyesi: A le ṣe ilọpo taabu inaro, taabu petele ati aye laini tuntun nipa lilo aṣayan ni igba meji tabi ni ọpọlọpọ igba bi o ṣe nilo.
9. Lilo aṣayan ‘ '- ipadabọ gbigbe pẹlu onitumọ aaye-aye' -e 'lati ni ipadabọ gbigbe pàtó ni ṣiṣe.
$ echo -e "Tecmint \ris a community of Linux Nerds" is a community of Linux Nerds
10. Lilo aṣayan & # 8216
$ echo -e "Tecmint is a community \cof Linux Nerds" Tecmint is a community [email :~$
11. Firanṣẹ echoing trailing laini tuntun nipa lilo aṣayan '-n'.
$ echo -n "Tecmint is a community of Linux Nerds" Tecmint is a community of Linux [email :~/Documents$
12. Lilo aṣayan ‘‘ - ipadabọ ipadabọ pẹlu onitumọ ẹhin-aye ‘-e’ lati ni itaniji ohun.
$ echo -e "Tecmint is a community of \aLinux Nerds" Tecmint is a community of Linux Nerds
Akiyesi: Rii daju lati ṣayẹwo bọtini Iwọn didun, ṣaaju ibọn.
13. Tẹjade gbogbo awọn faili/folda nipa lilo pipaṣẹ iwoyi (ls pipaṣẹ yiyan).
$ 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
14. Tẹjade awọn faili ti iru kan pato. Fun apẹẹrẹ, jẹ ki a ro pe o fẹ tẹ gbogbo awọn faili '.jpeg', lo aṣẹ atẹle.
$ echo *.jpeg network.jpeg
15. Iwoyi le ṣee lo pẹlu onišẹ ṣiṣatunṣe lati jade si faili kan kii ṣe iṣejade deede.
$ echo "Test Page" > testpage ## Check Content [email :~$ cat testpage Test Page
Iyẹn ni gbogbo fun bayi ati maṣe gbagbe lati pese wa pẹlu awọn esi rẹ ti o niyelori ninu awọn asọye ni isalẹ.