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...
Linux:vim基本操作 vim 1.vim的模式 浏览模式:浏览文件,临时更改vim工作方式,对字符批量处理 插入模式:对文件内容进行编辑 命令模式:执行vim命令 浏览模式和命令模式: esc退出插入模式,输入:开始命令模式,直接输入命令。 1)调整vim工作方式 示例: &nbs... ...
2019-12-25 20:38 −在windows用notepad++编辑的shell脚本,拷贝到centos执行时,报错如下: 导致报错的可能原因: 原因1:Windows的文本默认是dos格式,换行符 CR LF。Linux的文本是unix格式,换行符 LF。另外,Mac系统下文本换行符为 CR... iouwenbo 0
Example 3: for Loops Use afor loopincasestatements when there are many expressions to process. The following example returns all file types inside adirectory: 1. Create the shell script: vi filelist.shCopy 2. Enter the following lines to the file: ...
如何利用worker子线程调用napi实现loop改写变量 Native侧的napi_env是否支持延迟调用或者异步调用 JSVM 如何管理JSVM_CallbackStruct生命周期 如何自排查_Bool类型没有找到的编译问题 如何正确使用OH_JSVM_Init 如何自排查OOM(v8::FatalProcessOutOfMemory)错误 如何正确使用OH_JSVM_GetValueStringUtf8获取字符串...
Write a JavaScript program to find the index of an array item in a for loop. JavaScript's for...of loops provide an easy way to iterate over all kinds of iterables from arrays and stings to Map and Set objects. One supposed limitation over other options (e.g. Array.prototype.for...
The "Syntax Error: Unexpected End of File" in Linux can be a frustrating issue, but with proper diagnosis and understanding of the code structure, it can be resolved quickly. By following the suggested stepsfor diagnosing and fixing this error and implementing best practices, you can prevent en...
See ``do'' in perlfunc. Note also that the loop control statements described later willNOTwork in this construct, because modifiers don't take loop labels. Sorry. You can always put another block inside of it (for"next"/"redo") or around it (for"last") to do that sort of thing. ...