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 $(cut -d: -f1 /etc/passwd): The loop itera...
Bash是一种Unix Shell和命令语言,它是一种脚本语言,用于在Unix和Linux系统中执行命令和自动化任务。通过for-in-loop执行文件是指使用Bash中的循环结构来遍历文件列表并执行相应的操作。 在Bash中,可以使用for-in-loop来遍历文件列表。具体的语法如下: 代码语言:txt 复制 for file in <文件列表> do # 执行操作,...
This type of for loop is characterized by counting. The range is specified by a beginning (#1) and ending number (#5). The for loop executes a sequence of commands for each member in a list of items. A representative example in BASH is as follows to display welcome message 5 times wit...
Following shell script will go though all files stored in /etc directory. The for loop will be abandon when /etc/resolv.conf file found. #!/bin/bashforfilein/etc/*do if [ "${file}" == "/etc/resolv.conf" ] then countNameservers=$(grep -c nameserver /etc/resolv.conf) echo "Total...
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...
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 toscpto several servers. Remember that you can combine theforloop with other Bash features, such as she...
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...
问循环中的bash脚本，用于计算文件和目录的数量EN我需要在循环中编写脚本，它将计算文件和目录的数量，并...
Bash For Infinite Loop In one Line # for (( ; ; )); do echo "Hello World!"; done # while true; do echo "Hello World!"; done # while :; do echo "Hello World!"; done Bash For Loop In One Line with Files # for i in *; do echo "Found the following file: $i"; done ...
Delving into Advanced Bash Foreach Loop As you become more comfortable with the basic ‘foreach’ loop in Bash, you can start exploring its more complex applications. One such application is iterating over arrays or files, which can greatly enhance the functionality of your scripts. ...