例如: grep -i 'hello world' menu.h main.c 正则表达式选择与解释: -E: --extended-regexp PATTERN 是一个可扩展的正则表达式(缩写为 ERE) -F: --fixed-strings PATTERN 是一组由断行符分隔的定长字符串。 -G: --basic-regexp PATTERN 是一个基本正则表达式(缩写为 BRE) -P: --perl-regexp PATTE...
-e PATTERN, --regexp=PATTERN 指定pattern为搜索正则表达式,可以通过使用这个选项来指定多个搜索模式,或者用来制定以横线-开始的搜索模式,如grep -e hello -e world hello.c //搜索含有hello或者world的代码行 -f file, --file=FILE 指定从文件FILE中读取搜索模式,一行一个搜索模式 -i, --ignore-case模式匹配...
--exclude=GLOB Skip any command-line file with a name suffix that matches the pattern GLOB, using wildcard matching; a name suffix is either the whole name, or a trailing part that starts with a non-slash character immediately after a slash (/) in the name. When searching recursively, ...
的行... (3)grep ‘[a-z]\{5\}’ aa #显示所有包含每行字符串至少有5个连续小写字符的字符串的行 (4)grep magic /usr/src #显示/usr/src目录下的文件...(不含子目录)包含magic的行 (5)grep -r magic /usr/src #显示/usr/src目录下的文件(包含子目录)包含magic的行 (6)grep -w pattern...
This is a very powerful feature, if you can use use regular expression effectively. In the following example, it searches for all the pattern that starts with “lines” and ends with “empty” with anything in-between. i.e To search “lines[anything in-between]empty” in the demo_file....
13) Count the number of lines that matches the pattern If you wish to count number of lines that matches the search pattern then use‘-c’ optionin grep command. Let’s consider we want to count the numbers of lines which ends with false word in /etc/password file, run ...
-l --file-with-matches # 列出文件内容符合指定的范本样式的文件名称。-L --files-without-match # 列出文件内容不符合指定的范本样式的文件名称。-n --line-number # 在显示符合范本样式的那一列之前,标示出该列的编号。-P --perl-regexp # PATTERN 是一个 Perl 正则表达式-q --quiet或--silent # ...
patternfromFILE--exclude-dir=GLOB skip directories that match GLOB-L, --files-without-match print only names of FILEs with no selected lines-l, --files-with-matches print only names of FILEs with selected lines-c, --count print only a count of selected lines per FILE-T, --initial-tab...
🔍 ugrep 7.2 file pattern searcher -- a more powerful, ultra fast, user-friendly, compatible grep replacement. Includes a TUI, Google-like Boolean search with AND/OR/NOT, fuzzy search, hexdumps, searches (nested) archives (zip, 7z, tar, pax, cpio), com
\b: Represents a word boundary, ensuring that the pattern ends at the end of a word. Bash Editor: More to Come ! Do not submit any solution of the above exercises at here, if you want to contribute go to the appropriate exercise page. ...