After executing the above Bash script, you will get an output like the one below:0 1 2 3 Number 4! We are going to stop here. We are stopped!!! Break Out of the for Loop in BashThe keyword break also can be used to stop the for loop at a specific condition. To do this, ...
Line 7performs a check using anifstatement. When the variable equals two ("$i" == 2), the program exits thewhileloop using the Bashbreakstatement online 10. In that case, the code jumps toline 16. If the variable is a different number, the script continues as expected online 12. Exec...
Debug your Script 在bash中提供了相关的参数供我们进行脚本的调试追踪。 sh [-nvx] script.sh 参数: -n:不执行基本,只检查语法问题 -v:执行脚本前,先将脚本内容输出到屏幕上 -x:将使用到的内容显示到屏幕上
#!/usr/bin/bash # script: sayit echo "Type q to quit." go=start while [ -n "$go" ] do echo -n I love you read word if [[ $word = [Qq] ]] then echo "I will always love you!" go= # or break fi done 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 until命令 until...
我用它来写电子邮件、新闻组文章、shell 脚本、PostScript 程序、网页等等。 文本编辑器对纯文本文件进行操作。它只存储您键入的字符;它没有添加任何隐藏的格式代码。如果我在文本编辑器中键入A并按回车键,然后保存它,文件将包含两个字符:一个和一个换行符。包含相同文本的文字处理文件要大几千倍。(带字 ,文件...
If you don’t specify the keyword “in” followed by any list of values in the bash for loop, it will use the positional parameters (i.e the arguments that are passed to the shell script). $ cat for3.sh i=1 for day do echo "Weekday $((i++)) : $day" ...
Run the script. $bashfor3.sh Here, the string value, ‘Linux Mint’ is printed properly. Go to Top Using for loop in {START..END..INCREMENT} range Another use offor-inloop is to read range array. In the following example, a for loop is used to read a range of data from 10 to...
For loop in Bash Script is used to execute specified statements/commands repeatedly. Bash For loop is similar to the loop inC language. If you are familiar with the C language then it is easy to understand the concept but if not then don't worry it is very simple to understand. ...
break 2 ## break out of both while and for loops elif [ $RANDOM -lt 10000 ] then printf '"' break ## break out of the while loop fi done done echo continue Inside a loop, the continue command immediately starts a new iteration of the loop, bypassing any remaining commands: ...
break; fi done echo "Done!"Copy The example shows how to exit an infiniteforloop using abreak. TheBash if statementhelps check the value for each integer and provides thebreakcondition. This terminates the script when an integer reaches the value ten. ...