The example shows how to exit an infiniteforloop using abreak. TheBash if statementhelps check the value for each integer and provides thebreakcondition. This terminates the script when an integer reaches the value ten. To exit a nested loop and an outer loop, usebreak 2. Continue Thecontin...
Example-1: Reading static values Create a bash file named loop1.sh with the following script to read the values from a list using for loop. In this example, 5 static values are declared in the lists. This loop will iterate 5 times, and each time, it will receive a value from the li...
Run the script. $ bash forloop1.sh Here, a text of 5 words is taken, so five lines of output are printed. Example-2: For loop with a break statement ‘break’ statement is used inside ‘for’ loop to terminate from the loop. Create a file named ‘forloop2.sh’ with 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 ...
# Script name: ex2.sh for var in $* do echo "command line contains: $var" done $ ./ex2.sh I am The Geek. command line contains: I command line contains: am command line contains: The command line contains: Geek. Example 4 : For loop Using Command Substitution to Specify Arguments ...
In Bash shell scripting, Loops are useful for automating repetitive tasks. When you have to repeat a task N number of times in your script, loops should be used. There are three types of loops supported in bash. For loop While loop ...
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...
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...
If you don’t specify the keyword “in” followed by any list of values in the bash for loop, it will use the positional parameters (i.e the arguments that are passed to the shell script). $ cat for3.sh i=1 for day do echo "Weekday $((i++)) : $day" ...
For loop in Bash Script is used to execute specified statements/commands repeatedly. Bash For loop is similar to the loop inC language. If you are familiar with the C language then it is easy to understand the concept but if not then don't worry it is very simple to understand. ...