"word": This is the string pattern to search for. In this case, it's "word". file1.txt file2.txt file3.txt: These are the filenames where "grep" will search for the specified pattern. 3. Search for a word ignoring case: Code: grep -i "word" filename.txt Output: ad@DESKTOP-...
编写Bash脚本或在Linux命令行上工作时,最常见的任务之一是读写文件。本文介绍了如何使用重定向操作符和tee命令或者在bash脚本将文本写入文件。...使用重定向操作符写入文件在Bash中,输出的重定向使您可以从命令捕获输出并将其写入文件。...: echo "this is a line" >>
Write a Bash script to count the number of lines containing a specific word (e.g., "shell") in a text file. Code: #!/bin/bash # Define the text file and the word to search for file="document.txt" word="shell" # Count the number of lines containing the word line_count=$(grep ...
"$BASH_ENV"; fi but the value of the PATH variable is not used to search for the file name. If bash is invoked with the name sh, it tries to mimic the startup behavior of historical versions of sh as closely as possible, while conforming to the POSIX standard as well. When invoked...
Search all text files in /home directory. find . -size 10k -print Find all files greater than 10k in the current directory. egrep “(foo|bar)” file.txt Find the words foo and bar in file.txt. sed s/foo/bar/g file.txt Find the word foo and replace it with a bar in file.txt...
echo "关于 ${WORD} 的详细解释:" | sed 's/^/|/g' >> ${TEMP_FILE2} cat ${TEMP_FILE1} | head -n ${END_LINE_2} | tail -n ${LINES_2} | sed 's/^/|/g' >> ${TEMP_FILE2} ##在前面加入'|'作为边框再输出单词解释,重定向到第二个临时文件 ...
3.文件操作命令:touch,file,cp,rm,mv,which,find,ln 4.文件内容操作命令:cat,more,less,head,less,wc,grep 4.归档及压缩命令:gzip,bzip2,tar 四、Bash的常用功能 1.Bash的命令历史 ...
You can also force grep to ignore word case by using -i option. -r can be used to search all files under the specified directory, for example:$ grep -r admin /etc/And -w to search for words only. For more detail on grep, check following link....
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Alt + >Move to the last line in the history Alt + ?Show current completion list Alt + *Insert all possible completions Alt + /Attempt to complete filename Alt + .Yank last argument to previous command Alt + bMove backward Alt + cCapitalize the word ...