You can also use the grep command to find an exact match by using the beginning(^) and ending($) character. As you can see, the above command is unable to print all lines that contain the word “webservertalk“. That means this command does not work if you want to find the whole word in the middle of the line.
How do I grep a specific string in Linux?
Isesha Amaphethini Nge-grep
- Ukusesha iyunithi yezinhlamvu ethile efayeleni, sebenzisa umyalo we-grep. …
- I-grep iyazwela; okungukuthi, kufanele uqondanise iphethini ngokuphathelene nosonhlamvukazi abakhulu nabancane:
- Qaphela ukuthi i-grep yehlulekile kumzamo wokuqala ngoba akukho nokukodwa kokufakiwe okuqale ngofeleba abancane a.
How do you grep an exact string?
Ukubonisa Imigqa Efana Kahle Neyunithi Yezinhlamvu Yokusesha
Ukuze uphrinte kuphela leyo migqa efanelana ngokuphelele neyunithi yezinhlamvu yosesho, engeza inketho -x. Okukhiphayo kubonisa kuphela imigqa efana ncamashi. Uma kukhona amanye amagama noma izinhlamvu kulayini ofanayo, i-grep ayifaki emiphumeleni yosesho.
How do you grep an exact word in Unix?
Okulula kule miyalo emibili ukusebenzisa inketho ye-grep's -w. Lokhu kuzothola imigqa kuphela equkethe igama lakho okuhlosiwe njengegama eliphelele. Qalisa umyalo othi “grep -w hub” ngokumelene nefayela lakho oliqondisayo futhi uzobona kuphela imigqa equkethe igama elithi “hub” njengegama eliphelele.
How do you match exact strings?
These are usually used to detect the beginning and the end of a line. However this may be the correct way in this case. But if you wish to match an exact word the more elegant way is to use 'b'. In this case following pattern will match the exact phrase’123456′.
Uyini umyalo we-PS EF ku-Linux?
Lo myalo uthi esetshenziselwa ukuthola i-PID (I-ID Yenqubo, inombolo ehlukile yenqubo) yenqubo. Inqubo ngayinye izoba nenombolo eyingqayizivele ebizwa ngokuthi i-PID yenqubo.
Iyini i-grep kumyalo we-Linux?
Usebenzisa umyalo we-grep ngaphakathi kwesistimu ye-Linux noma ye-Unix ukuze yenza usesho lombhalo lwenqubo echaziwe yamagama noma iyunithi yezinhlamvu. I-grep imele okuthi Sesha Umhlaba jikelele i-Regular Expression bese uyiphrinta.
Uzenza kanjani izinhlamvu ezikhethekile?
Ukufanisa umlingisi okhethekile ku-grep -E, beka i-backslash ( ) phambi komlingiswa. Ngokuvamile kulula ukusebenzisa i-grep –F uma ungadingi ukufaniswa kwephethini okukhethekile.
Ngisebenzisa kanjani ukuthola ku-Linux?
Izibonelo Eziyisisekelo
- thola . – qamba leli fayela.txt. Uma udinga ukwazi ukuthi ulithola kanjani ifayela ku-Linux elibizwa ngokuthi leli fayela. …
- thola /igama lasekhaya *.jpg. Bheka konke. jpg amafayela ku/home kanye nezinkomba ezingezansi kwayo.
- thola . – thayipha f -akunalutho. Bheka ifayela elingenalutho ngaphakathi kohla lwemibhalo lwamanje.
- thola /home -user randomperson-mtime 6 -igama “.db”
How do you grep two strings at once?
Ngingenza kanjani amaphethini amaningi?
- Sebenzisa izingcaphuno ezilodwa kuphethini: grep 'pattern*' file1 file2.
- Sebenzisa okulandelayo izinkulumo ezivamile ezinwetshiwe: egrep 'pattern1|pattern2' *. py.
- Ekugcineni, zama kumagobolondo/ama-ose amadala e-Unix: grep -e pattern1 -e pattern2 *. pl.
- Enye inketho yokufaka izintambo ezimbili: grep 'word1|word2' input.
Ngilifaka kanjani ifayela ku-Linux?
Ungawusebenzisa kanjani umyalo we-grep ku-Linux
- I-Grep Command Syntax: grep [izinketho] PATTERN [IFILE...] ...
- Izibonelo zokusebenzisa i-'grep'
- grep foo /file/name. …
- grep -i "foo" /file/name. …
- grep 'iphutha 123' /file/name. …
- grep -r “192.168.1.5” /etc/ …
- grep -w “foo” /file/name. …
- egrep -w 'word1|word2' /file/name.
Ulihlanganisa kanjani igama elilodwa?
Khipha igama elilodwa usebenzisa i-grep
- I-UUID: a062832a; I-UID: Z6IxbK9; UUID: null; ……
- I-UUID: a062832a; I-UID: Z6IxbK9; ……
- I-UID: Z6IxbK9; UUID: null; ……