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Linux Bash Script loop

Linux Bash Script loop shell 编程之流程控制 for 循环.while 循环和 until 循环 for var in item1 item2 ... itemN do command1 command2 ... commandN done for var in item1 item2 ... itemN; do command1; command2- done; refs http://www.imooc.com/learn/408 https://linuxize…

Linux bash script regex auto replace

Linux bash script regex auto replace 自动替换 /assets/css/0.styles.96df394b.css => ./assets/css/0.styles.96df394b.css /assets/css/0.styles.96df394b.css => /docs/assets/css/0.styles.96df394b.css <!DOCTYPE html> <html lang="en-US"> &…

Linux Bash Script conditions

Linux Bash Script conditions shell 编程之条件判断 条件判断式语句.单分支 if 语句.双分支 if 语句.多分支 if 语句.case 语句 refs http://www.imooc.com/course/list?c=linux http://www.imooc.com/learn/408 https://linuxize.com/post/bash-until-loop/ xgqfrms 2012-2020 www.cnblogs.com 发布文章使用:…

Linux: bash script

content [toc] bash scripts equivalent bash command to rename a bash variable/command alias fire='firefox' fire similar way is to set environment variable export fire=firefox however when you wish to use this variable, you need call it with a '$' $fir…

【学习笔记】linux bash script

1. sed sed 是一种流编辑器,它是文本处理中非常常用的工具,能够完美的配合正则表达式使用,功能非常强大. mkdir playground touch test.txt echo "Hello world!" >> test.txt cat>test.txt<<EOF > i love you > my honey > be easy > last row > EOF 例如: 删除文档的第一行 sed -i '1d'…

Bash For Loop Examples for Your Linux Shell Scripting--ref

There are two types of bash for loops available. One using the “in” keyword with list of values, another using the C programming like syntax.       This article is part of our on-going bash tutorial series.       This explains both of the bash for lo…

Bash For Loop Examples

How do I use bash for loop to repeat certain task under Linux / UNIX operating system? How do I set infinite loops using for statement? How do I use three-parameter for loop control expression? A 'for loop' is a bash programming language statement wh…

(原创)鸟哥linux学习script shell相关笔记

在使用鸟哥linux进行script shell学习的过程中碰到一些不太明白的知识点,在这里进行一些记录 1. [root@www scripts]# vi sh03.sh #!/bin/bash # Program: # Program creates three files, which named by user's input # and date command. # History: # 2005/08/23 VBird First release PATH=/bin:/sbin:/…

Bash+R: howto pass parameters from bash script to R（转）

From original post @ http://analyticsblog.mecglobal.it/analytics-tools/bashr/ In the world of data analysis, the term automation runs hand in hand with the term “scripting”. There’s not the best programming language, only the most suitable to perform…

【转】Linux(BASH)命令搜索机制

原文网址:http://www.mike.org.cn/articles/linux-linux-bash-command-search-mechanism/ 转自:Eric Cheung: Linux(BASH)命令搜索机制 本文假设的环境是GNU/Linux,且shell是BASH; 注意: 另外,我们讨论的前提是当你键入一个命令时并没有指定该命令的路径, 举例来说就是我们键入的命令是以commandname的形式而不是/path/commandname或./path/commandname…