progname=${0##*/} ## Get the name of the script without its path ## Default values verbose=0 filename= ## List of options the program will accept; ## those options that take arguments are followed by a colon op
:指定要将提取的文件存放的目录。...示例 2: 提取 DEB 包中的特定文件dpkg -x package.deb /path/to/extract/file.txt这条命令将提取 package.deb 中名为 file.txt 的文件...提取文件后,您可以对其进行任何所需的操作,如查看、编辑、移动或复制。结论使用 dpkg 命令可以方便地从 Debian 系统中的 DEB 包...
-k file 若文件存在且设置了"sticky"位的值 -p file 若文件存在且为一已命名管道,则为真 -r file 若文件存在且可读,则为真 -s file 若文件存在且其大小大于零,则为真 -u file 若文件存在且设置了SUID位,则为真 -w file 若文件存在且可写,则为真 -x file 若文件存在且可执行,则为真 -o file ...
printf '' >file 1. 2. 3. 4. 5. 6. 7. 提取两个标记之间的线条 示例功能: extract() { # Usage: extract file "opening marker" "closing marker" while IFS=$'\n' read -r line; do [[ $extract && $line != "$3" ]] && printf '%s\n' "$line" [[ $line == "$2" ]] && ...
If you want to extract the 58th line from the file.txt, you can use both head and tail to grab it, e.g.: head-n58file.txt|tail-n1 #How to extract part of a file from M to N lines Let's say you have a really large text file (a MySQL dump, for instance), and you need...
Here we create a symbolic link from the bash script in the repo to/usr/local/bin/which is assumed to be in the current$PATH: ln -s "$(pwd)/fpp" /usr/local/bin/fpp fpp --help # should work! Add-ons For tmux users, you can additionally installtmux-fppwhich adds a key combination...
问从bash中的输入文本文件解析特定字符串我的匹配模式EN#!/bin/sh foo() { local base...
# Extract code blocks from MarkDown file. $ extract ~/projects/pure-bash/README.md '```sh' '```' # Output here... 文件路径 获取文件路径的目录名称 替代dirname命令。 示例功能: dirname() { # Usage: dirname "path" printf '%s\n' "${1%/*}/" ...
for file in /path/to/parentdir/{file1,file2,subdir/file3}; do printf '%s\n' "$file" done # 递归迭代,输出子目录下的所有文件. # shopt -s globstar for file in ~/Pictures/**/*; do printf '%s\n' "$file" done shopt -u globstarglobstar是Bash 4.0才引入的选项,当设置启用globstar...
原文链接:http://blog.51cto.com/12059818/2084416 8.6 管道符和作业控制 管道符|,前面命令的结果给到后面命令处理; fg把任务调到前台;bg丢到后台并运行; #vmstat 1不停的显示系统的状态sleep1000暂停1000秒 8.7/8.8 shell变量 PATH环境变量; #env获取到系统变量,系统内置; #set查看系统及用户变量有 ...