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...
The script initializes a variable i to 0 and iterates over it using a for loop. It prints the value of i in each iteration until it reaches 10. 2. Write a Bash script that utilizes a while loop to count down from 10 to 1 and then prints "Bash Script!". Code: #!/bin/bash # ...
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 ...
However, it’s important to be aware of potential pitfalls when using ‘for’ loops as ‘foreach’ loops in Bash. For instance, if your list items contain spaces, the loop will treat each word as a separate item. To avoid this, you’ll need to use quotes or a different method to ha...
Using the for loop, it is straightforward to read the predefined strings or array. Here is an example of how you can use the for loop. In the example, we will take the input value of a text that has multiple words that will be taken after executing the script. We will use the for...
You can have awhileloop to keep checking for that directory's existence and only write a message while the directory does not exist. If you want to do something more elaborate, you could create a script and show a more clear indication that the loop condition became true: ...
For example, you can add the nested loop example to a Bash script to improve its readability, like this: $vimcopy_web_files.sh# !/bin/bashforiinfile{1..3};doforxinweb{0..3};doecho"Copying$ito server$x"scp$i$xdonedone When you save and execute this script, the result is the ...
A nested loop is a loop within a loop. When working with arrays, you might find a situation where you need to loop through multiple arrays simultaneously. For example, you might have a script that needs to compare the elements of two arrays. Here’s an example: ...
Effectively Using Bash Script in Hostinger VPS While using bash for loop helps automate VPS management tasks, it’s also important to leverage your web hosting provider’s features to further improve server administration efficiency. For example, Hostinger VPS plans haveBrowser terminalbuilt into our ...
Linux Bash Script loop shell 编程之流程控制 for 循环、while 循环和 until 循环 for var in item1 item2 ... itemN do command1 command2 ... commandN done 1. 2. 3. 4. 5. 6. 7. for var in item1 item2 ... itemN; do command1; command2… done; ...