Example 5: C-style for Loop #!/bin/zshfor((i=1;i<=5;i++))doecho"Number:$i"done Practical Example: Creating Backup Files Create the script file backup.sh: nano backup.sh Add the following content: #!/bin/zshsource_dir="/path/to/source_directory"backup_dir="/path/to/backup_direct...
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 ...
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 run the following...
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. Tutorial details For example, you can run UNIX command or task 5 times or ...
# Loop from 0-VAR. VAR=50 for ((i=0;i<=VAR;i++)); do printf '%s\n' "$i" done 1. 2. 3. 4. 5. 循环数组 arr=(apples oranges tomatoes) # Just elements. for element in "${arr[@]}"; do printf '%s\n' "$element" ...
for i in {0..100}; do printf '%s\n' "$i" done 循环遍历可变数字范围 替代seq。 # Loop from 0-VAR. VAR=50 for ((i=0;i<=VAR;i++)); do printf '%s\n' "$i" done 循环数组 arr=(apples oranges tomatoes) # Just elements. ...
.../bin/bash for i in {1..5} do echo "Welcome $i times" done This is from Bash For Loop Examples In...Linux Bash v4.0+ has inbuilt support for setting up a step value using {START..END..INCREMENT} syntax.../bin/bash echo "Bash version ${BASH_VERSION}..." for i in {0....
file $i done 其实file命令本身即可实现,主要是了解一下可以以通配符展开来生成LIST。 #file/root/* 4、计算当前所有用户的UID之和。 #!/bin/bash declare-isum=0foriin$(cut-d : -f3/etc/passwd);dosum=$[$sum+$i]doneecho"The sum of UIDs is $sum." ...
bash for loop没有按预期循环 感谢@markp-fuso和@GordonDavisson的评论,这里有一个固定的脚本: #!/bin/bashthreshold=10# Lets do a scan firstsudo /usr/bin/nmcli -t -f ssid,signal,in-use dev wifi rescan# And get the list of known networksknown_networks_info=$(/usr/bin/nmcli -t -f name...
$fornameinjoey suzy bobby;doechofirst$name;echosecond$name;done;first joey second joey first suzy second suzy first bobby second bobby Now for somerealexamples. Renaming files This loop takes the output of the Bash commandls *.pdfand performs an action on each returned file name. In this ...