for (( i=1; i<=100; i++ )) do s=$(( $s + $i )) done echo $s sh add.sh 报错: add.sh: 4: Syntax error: Bad for loop variable 代码没有错误,Ubuntu为了加快开机速度,用dash取代bash。 解决的方法:取消dash,使用bash: sudo dpkg-reconfigure dash 选择No选项。
在linux下写了一个简单的shell,循环10次. test.sh #!/bin/bash ## ##循环10次 ##for((i=0; i<10; i++));doecho Good Morning ,thisis$i shell program. done 执行:sh test.sh 报下面的错误. Syntax error: Bad for loop variable 在网上搜索了一下. 因为Ubuntu为了加快开机速度,用dash代替了传...
/bin/bash s=0 for (( i=1; i<=100; i++ )) do s=$(( $s + $i )) done echo $s 1. 2. 3. 4. 5. 6. 7. 8. 9. sh add.sh 报错: add.sh: 4: Syntax error: Bad for loop variable 代码没有错误,Ubuntu为了加快开机速度,用dash取代bash。 解决的方法:取消dash,使用bash: sudo...
Control Statements in For Loops Nested For Loops Lesson Summary Frequently Asked Questions How does the "for loop" work? The for loop in C first evaluates the initialization expression. If it evaluates true, the first iteration of the loop will run, if false the loop will not run. The co...
15 shell for循环 2019-12-19 19:17 − 除了while 循环和 until 循环,Shell 脚本中还有for 循环,for 循环有两种使用形式:C语言风格的for循环与Python语言风格的for in循环,两种形式的for循环用法对比如下: for循环用法实例1实例2 C语言风格 for((exp1; exp2;... 声声慢43 0 351 14 shell 函数 20...
linux shell下某些命令失效,例如< 、 >等符号,例如 : 报错 Syntax error: Bad for loop variable 在终端下执行这个:选择 否 sudo dpkg-reconfigure dash
notepad++下面改写shell,运行出错:syntax error near unexpected token `$’do\r” 问题 在win系统下,用notepad++写了个简单的shell脚本,内容如下: 但是运行出错: 解决过程 1.网上搜了下,参考:linux shell脚本报错:syntax error near unexpected token ` 然后...git...
Script with multiline string and for loop Solution: I appreciate all the guidance provided by everyone. The following edit proved to be effective. #!/bin/sh if [ $# -le 1 ]; then for thing in "$@"; do /usr/mysql/bin/mysql -u xyz -p pdq < ...
I've got following code I want to execute the query first and then return result. How should I do it. I've also done it with simple for loop but does not work. I think you just need to call next() aft...what is the difference between \c and \\c? I'm using \c to center ...
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