read text i=1 for word in $text do echo "Word No-$i = $word" ((i=$i+1)) done Then run the following script: $ bash forloop1.sh Example 2 - for Loop With a Break Statement The break statement is used within the ‘for loop’ to end the loop. First, create a file and ...
/bin/bash echo -e "Enter absolute path of the file name you want to create" read file while read line do echo $line >> $file done $ sh writefile.sh Enter absolute path of the file name you want to create /tmp/a while for until $ cat /tmp/a while for until 上面的例子,从用户...
“ for循环”是bash编程语言的语句,它允许重复执行代码。 for循环被归类为迭代语句,即bash脚本中进程的重复。 例如,您可以运行UNIX命令或任务5次,或使用for循环读取和处理文件列表。 可以在shell提示符下或在shell脚本本身内使用for循环。 更详细信息 请看: Bash For Loop Examples In Linux for循环语法 数字范围的...
A 'for loop' is a bash programming language statement which allows code to be repeatedly executed. A for loop is classified as an iteration statement i.e. it is the repetition of a process within a bash script. For example, you can run UNIX command or task 5 times or read and process...
out of for loop. /> cat > test9.sh for file in test[1-8].sh#for将读取test1-test8,后缀为.sh的文件 do if [ -f $file ]#判断文件在当前目录是否存在。 then echo "$file exists." fi done CTRL+D /> . ./test9.sh test2.sh exists. ...
For example, you can run UNIX command or task 5 times or read and process list of files using a for loop. A for loop can be used at a shell prompt or within a shell script itself. for loop syntax Numeric ranges for syntax is as follows: ...
line done 使用while循环 while read -r line do echo $line done < filename While循环中read命令从标准输入中读取一行,并将内容保存到变量...line中。...在这里,-r选项保证读入的内容是原始的内容,意味着反斜杠转义的行为不会发生。输入重定向...
Bash For 循环语法for loop遍历一系列值并执行一组命令。For loop采用以下语法:for v bash脚本循环调用python文件 迭代 Bash bash 转载 技术笔耕者 2023-11-27 14:58:03 75阅读 bash shell for循环 1 同c一样用四个空格进行缩进 2 每行一条语句,不用分号 3 不用大括号标识代码块,但是要用do/done来...
Bash For Loop In One Line with Files # for i in *; do echo "Found the following file: $i"; done # for i in `cat filelist.txt`; do echo ${i}; done; if a line may include spaces better use a while loop: # cat filelist.txt | while read LINE; do echo "${LINE}"; done ...
This loop takes the output of the Bash commandls *.pdfand performs an action on each returned file name. In this case, we're adding today's date to the end of the file name (but before the file extension). foriin$(ls*.pdf);domv$i$(basename$i .pdf)_$(date+%Y%m%d).pdfdone ...