当然也可以把它安装到你熟悉的编辑器中,虽然它们本身都有语法高亮的功能,但是并没有直接的信息提示,安装shellcheck类工具,达到编写即提示的效果。 Emacs, 可以使用 Flycheck. Sublime,可以使用 SublimeLinter. Atom,可以使用 Linter. vim ,可以使用ale或者syntastic 当然了,现代很多IDE都有这样检查功能,这里只说编辑器。
$ shellcheck myscript.sh 举个例子,下面的写法是新手最容易出错的地方之一: #!/bin/bash if[ $# -eq 0 ] then echo "no para" else echo "$# para" fi exit 0 看运行报错: ./test.sh: line 4: if[ 0 -eq 0 ]: command not found ./test.sh: line 5: syntax error near unexpected token...
myscript.sh: line 49: {"json":"coming-back-from-server"}1 > 1 : syntax error: operand expected (error token is "{"json":"coming-back-from-server"}1 > 1 ") myscript.sh: line 45: {"json":"coming-back-from-server"}0") myscript.sh: line 49: {"json":"coming-back-from-serv...
How to use a shell script to check whether a command had been installed in the Linux server All In One How to use a shell script to check whether a command had been installed in the Linux server All In One errors ❌ shell script error[: :需要整数表达式 shell script error[: -eq:需...
sh-x script.sh #使用-x选项跟踪脚本调试shell脚本,能打印出所执行的每一行命令以及当前状态: # test.sh:line8:((:1++:syntax error:operandexpected(error token is"+")#+'['1-le100']'#+((sum+=1))#+((1++))# test.sh:line8:((:1++:syntax error:operandexpected(error token is"+")#+'...
The 5 Steps To Debug a Script in Bash Step 1: Use a Consistent Debug Library Step 2: Check For Syntax Error Step 3: Trace Your Script Command Execution Step 4: Use The Extended Debug Mode Step 5: Provide Meaningful Debug Logs A Complete Example ...
-n Read commands butdonot execute them. This may be used to check a shell scriptforsyntax errors. This is ignored by interactive shells. -o option-name The option-name can be one of the following: allexport Same as -a. braceexpand ...
–syntax-check:语法检查 案例(Playbook配置web-nfs-rsync架构环境) 环境: 主机IP 主机名 192.168.1.20 ansible 192.168.1.11 web1 192.168.1.10 nfs1 192.168.1.12 rsync1 1.环境部署 (1)关闭每台服务器的防火墙和SELinux。 [root@ansible ~]# systemctl stop firewalld [root@ansible ~]# systemctl disable...
ttyPlain text, human readable output. This is the default.gccGCC compatible output. Useful for editors that support compiling and showing syntax errors. For example, in Vim, :set makeprg=shellcheck\ -f\ gcc\ % will allow using :make to check the script, and :cnext to jump to the next...
shell script中的syntax error near unexpected token `then' 问题,其实这是一个shell下判断符号[]加空格的问题,一定要小心编写《鸟哥》给的示例程序时,运行时出现:syntaxerrornearunexpectedtoken`then'[root@localhostscripts]#vish06-02.sh[root@localhost...