将shell脚本文件所处的目录添加到PATH环境变量中 再提示符中用绝对或相对路径来引用shell脚本文件。 在这之前需要将shell文件修改为可执行文件 可以用chmod u+x命令 显示消息可以用echo,如果不换行用echo -n 11.4 使用变量 环境变量列表可以通过set命令获取 可以通过 $符来获取这些环境变量。 如果不想转义,
有些脚本可能的写法为if command; then commands fi 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 shijianzhongdeMacBook-Pro:part_12 shijianzhong$ ./test3.sh _driverkit:*:270:270:DriverKit:/var/empty:/usr/bin/false Thisismy first command Thisismy second command I can even ...
Linux Command Line and Shell Scripting Bible Description:- Covering the most popular Linux shells (such as bash, ash, tcsh, ksh, korn, and zsh), this reference shows how to use commands to create scripts within each shell and demonstrates practical applications for shell scripts (including ...
One of the most important aspects of the Linux command line is its scripting capabilities. Users can write scripts to automate repetitive tasks, create custom applications, and customize the behavior of their system. Red Hat Enterprise Linux provides a number of tools and resources to help users ...
Advance your understanding of the Linux command line with this invaluable resource Linux Command Line and Shell Scripting Bible, 4th Edition is the newest installment in the indispensable series known to Linux developers all over the world. Packed with concrete strategies and practical tips, the lat...
Master the Linux command line and shell scripts The Linux Command Line and Shell Scripting Bible, 3rd Edition is the ultimate roadmap to direct communication with your system. The third edition has been fully updated to align with the latest Linux features and best practices, and the abundant ...
出版社: 人民邮电出版社 原作名: Linux Command Line and Shell Scripting Bible, Second Edition译者: 武海峰 出版年: 2012-9页数: 619定价: 99.00元装帧: 平装丛书: 图灵程序设计丛书·Linux/UNIX系列ISBN: 9787115288899豆瓣评分 8.4 274人评价 5星 42.0% 4星 40.9% 3星 15.0% 2星 1.1% 1星 1.1% ...
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Handling User Input IN THIS CHAPTER Passing parameters Tracking parameters Being shifty Working with options Standardizing options Getting user input So far you've seen how to write scripts that … - Selection from Linux Command Line and Shell Scripting