Iwu grep na-enyocha faịlụ ahụ, na-achọ dakọtara na ụkpụrụ akọwapụtara. Iji jiri ya pịnye grep , mgbe ahụ, ụkpụrụ anyị na-achọ na n'ikpeazụ aha faịlụ (ma ọ bụ faịlụ) anyị na-achọ na ya. Ihe mmepụta bụ ahịrị atọ dị na faịlụ nke nwere mkpụrụedemede 'abụghị'.
Kedu otu m ga-esi chọwa otu mkpụrụokwu na faịlụ na Linux?
Otu esi achọta Okwu akọwapụtara na faịlụ na Linux
- grep -Rw '/ụzọ/ịchọ/chọọ/' -e 'ụkpụrụ'
- grep –exclude=*.csv -Rw '/ụzọ/to/search' -e 'ụkpụrụ'
- grep –exclude-dir={dir1,dir2,*_ochie} -Rw '/ụzọ/to/search' -e 'ụkpụrụ'
- chọta . - aha "*.php" -exec grep "ụkpụrụ" {};
Kedu ka m ga-esi tinye faịlụ na Linux?
Otu esi eji iwu grep na Linux
- Grep Command Syntax: grep [nhọrọ] PATTERN [FILE…]…
- Ọmụmaatụ nke iji 'grep'
- grep foo /file/name. …
- grep -i “foo” /file/name. …
- grep 'njehie 123' /file/name. …
- grep -r “192.168.1.5” /etc/…
- grep -w “foo” /file/name. …
- egrep -w 'word1|word2' /file/name.
What is a pattern in Linux?
A shell pattern is a string that may contain the following special characters, which are known as wildcards or metacharacters. You must quote patterns that contain metacharacters to prevent the shell from expanding them itself. Double and single quotes both work; so does escaping with a backslash.
Kedu otu m ga-esi jiri grep chọọ faịlụ?
Iwu grep na-achọ site na faịlụ, na-achọ dakọtara na ụkpụrụ akọwapụtara. Iji jiri ya pịnye grep , mgbe ahụ, ụkpụrụ anyị na-achọ na n'ikpeazụ aha faịlụ (ma ọ bụ faịlụ) anyị na-achọ na ya. Ihe mmepụta bụ ahịrị atọ dị na faịlụ nke nwere mkpụrụedemede 'abụghị'.
Kedu otu m ga-esi chọta ederede na faịlụ niile dị na Linux?
Grep bụ ngwa Linux/Unix Command-Linux nke eji achọ eriri mkpụrụedemede na faịlụ akọwapụtara. A na-akpọ ụkpụrụ ọchụchọ ederede okwu okwu oge niile. Mgbe ọ chọtara egwuregwu, ọ na-ebipụta akara na nsonaazụ ya. Iwu grep dị mma mgbe ị na-achọ faịlụ ndekọ buru ibu.
Kedu otu m ga-esi chọta faịlụ na ahịrị iwu Linux?
Ihe atụ ndị bụ isi
- chọta . – aha thisfile.txt. Ọ bụrụ na ịchọrọ ịma ka esi achọta faịlụ na Linux akpọrọ thisfile. …
- chọta /ụlọ -aha *.jpg. Chọọ ihe niile. jpg faịlụ na / ụlọ na akwụkwọ ndekọ aha n'okpuru ya.
- chọta . - ụdị f - efu. Chọọ faịlụ efu n'ime ndekọ aha ugbu a.
- chọta /home-user randomperson-mtime 6 - aha “.db”
Kedu ka m ga-esi detuo faịlụ na Linux?
The Linux cp iwu a na-eji maka idegharị faịlụ na akwụkwọ ndekọ aha na ebe ọzọ. Ka idetuo faịlụ, ezipụta "cp" na-esochi aha faịlụ ka idetuo. Mgbe ahụ, kwupụta ebe faịlụ ọhụrụ ga-apụta. Faịlụ ọhụrụ ahụ achọghị inwe otu aha ka nke ị na-edegharị.
Kedu ka m ga-esi nweta faịlụ niile dị na ndekọ?
Iji megharịa faịlụ niile n'ime akwụkwọ ndekọ aha ugboro ugboro, anyị kwesịrị jiri -R nhọrọ. Mgbe a na-eji nhọrọ -R, iwu Linux grep ga-achọ eriri enyere na akwụkwọ ndekọ aha na subdirectories n'ime ndekọ ahụ. Ọ bụrụ na enyeghị aha nchekwa, iwu grep ga-achọ eriri n'ime akwụkwọ ndekọ aha ugbu a.
Can you grep for multiple patterns in a file?
By using the grep command, you can customize how the tool searches for a pattern or multiple patterns in this case. You can grep multiple strings in different files and directories. The tool prints all lines that contain the words you specify as a search pattern.