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команда_фильтр_grep
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| - | ====== Команда фильтр grep ====== | ||
| - | ===== Шаблон ===== | ||
| - | |||
| - | <code> | ||
| - | grep регулярное_выражение имя_файла | ||
| - | </code> | ||
| - | |||
| - | ===== Примеры ===== | ||
| - | |||
| - | <code> | ||
| - | $ grep root /etc/passwd | ||
| - | |||
| - | $ grep '^root' /etc/passwd | ||
| - | |||
| - | $ grep 'sh$' /etc/passwd | ||
| - | </code> | ||
| - | Ключ -r - рекурсивный перебор подкаталогов | ||
| - | <code> | ||
| - | $ grep -r '\<sed\>' /usr/share | ||
| - | </code> | ||
| - | Ключ -v - показать строки, не совпадающие с шаблоном | ||
| - | <code> | ||
| - | $ grep -v '^#' /usr/local/etc/apache/httpd.conf | ||
| - | $ grep -v '^ *#' /usr/local/etc/apache/httpd.conf | ||
| - | $ grep -v '^ *#\|^$' /usr/local/etc/apache/httpd.conf | ||
| - | </code> | ||
| - | |||
| - | Ключ -E - использовать расширенные регулярные выражения | ||
| - | <code> | ||
| - | $ grep -vE '^ *#|^$' /usr/local/etc/apache/httpd.conf | ||
| - | </code> | ||
команда_фильтр_grep.1252927421.txt.gz · Last modified: 2013/05/22 13:50 (external edit)
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