This type of for loop is characterized by counting. The range is specified by a beginning (#1) and ending number (#5). The for loop executes a sequence of commands for each member in a list of items. A representative example in BASH is as follows to display welcome message 5 times wit...
Bash是一种Unix Shell和命令语言,它是一种脚本语言,用于在Unix和Linux系统中执行命令和自动化任务。通过for-in-loop执行文件是指使用Bash中的循环结构来遍历文件列表并执行...
Example 3: Iterating Over Files in a Directory #!/bin/zshforfilein/path/to/directory/*doecho"Processing file:$file"done Example 4: Using Command Substitution #!/bin/zshforuserin$(cut-d:-f1/etc/passwd)doecho"User:$user"done for user in $(cut -d: -f1 /etc/passwd): The loop itera...
Bash For Loop In one line with Command Output 代码语言:txt 复制 # for i in `seq 1 5`;do echo $i ;done # for i in `cat test`;do dig $i +short ;done # for i in `awk '{print $1}' test` ;do ping -c 2 $i ;done Bash For Loop In one Line with variables 代码语言:txt...
Bash For Loop 示例 1. 解压所有 Zip 文件 以下示例在根目录中查找与“*.zip*”匹配的文件列表,并在该 zip 文件所在的相同位置创建一个新目录,并解压缩该 zip 文件内容。 # cat zip_unzip.sh #! /bin/bash # Find files which has .zip for file in `find /root -name "*.zip*" -type f` do...
在Linux / UNIX操作系统下,如何使用bash for loop重复执行某些任务? 如何使用for语句设置无限循环? 如何使用三参数进行循环控制表达式? “ for循环”是bash编程语言的语句,它允许重复执行代码。 for循环被归类为迭代语句,即bash脚本中进程的重复。 例如,您可以运行UNIX命令或任务5次,或使用for循环读取和处理文件列表。
1 for loop iterating over files in directory - skipping files 0 Exclude folder matching string within for loop? 0 Exclude multiple folders (bash) 1 bash Scripting for iterating on specific directories in the target file path and ignoring certain directories 1 Exclude two or more ...
/bin/bash3# iterate through all the filesina directory4forfilein/home/rich/test/*5do6if [ -d "$file" ]7then8echo "$file is a directory"9elif [ -f "$file" ]10then11echo "$file is a file"12fi13done14$ ./test615/home/rich/test/dir1 is a directory16/home/rich/test/myprog....
In a directory with hundreds of files, this loop saves you a considerable amount of time in renaming all of them. Extrapolating lists of items Imagine that you have a file that you want to scp to several servers. Remember that you can combine the for loop with other Bash features, such ...
Users must note that the ‘*’ is used to read files in the ‘for loop.’ The functioning of the loop is the simple manner by reading each file or folder through the step of the directory and prints with the output in the terminal with the ‘tab’ space. printf "Pinting the files...