File and Directory Selection -a, --text Process a binary file as if it were text; this is equivalent to the --binary-files=text option. --binary-files=TYPE If a file's data or metadata indicate that the file contains binary data, assume that the file is of type TYPE. Non-text by...
在这篇技术博客中，我将详细介绍如何使用grep命令在文本文件中查找特定的字符串。grep是一个强大的文本...
r 是英语 recursive 的缩写,表示“递归”。 如果用了 -r 参数,那么 grep 命令使用时的最后一个参数(grep text file 这个模式中的 file)需要换成 directory,也就是必须是一个目录。因为 -r 参数是让 grep 命令能够在指定目录的所有子目录和子文件中查找文本。 例如: grep -r "Hello World" folder/ 1. 表...
复制 grep[OPTION]...PATTERN[FILE]...Usage:grep[OPTION]...PATTERN[FILE]...SearchforPATTERNineachFILEor standard input.PATTERNis,bydefault,a basic regularexpression(BRE).Example:grep-i'hello world'menu.h main.c Regexp selection and interpretation:-E,--extended-regexpPATTERNis an extended regul...
grep -r "pattern" directory 使用-r参数，可以递归搜索指定目录中的所有文件和子目录。-l显示匹配的...
- 【重要】Search for an exact string (disables regular expressions): grep --fixed-strings "exact_string" path/to/file - Search for a pattern in all files recursively in a directory, showing line numbers of matches, ignoring binary files: ...
grepjoshua317test.txt test2.txt#result:# grep joshua317 test.txt test2.txttest.txt:joshua317test.txt:joshua317grep:test2.txt: No such fileordirectory 3.在文件中查找要搜索的字符,并显示行数 grep -njoshua317test.txt#result:# grep -n joshua317 test.txt2:joshua3177:joshua317 ...
File and Directory Selection -a, --text Process a binary file as if it were text; this is equivalent to the--binary-files=textoption. --binary-files=TYPE If the first few bytes of a file indicate that the file contains binary data, assume(假定) that the file(二进制文件) is of type...
grep: test2.txt: No such file or directory 1. 2. 3. 4. 5. 6. 7. 3.在文件中查找要搜索的字符,并显示行数 grep -n joshua317 test.txt #result: # grep -n joshua317 test.txt 2:joshua317 7:joshua317 1. 2. 3. 4. 5.
If you need to search for a string of text, rather than just a single word, you will need to wrap the string in quotes. For example, what if we needed to search for the “My Documents” directory instead of the single-worded “Documents” directory?