These exercises are to test your general understanding of the shell scripting. My advise is first try to write this shell script yourself so that you understand how to put the concepts to work in real life scri
An alternative to if-else statements in shell scripting is the case statement. The case statement allows you to match a value against multiple patterns and execute different blocks of code based on the match. Here’s an example: case$varin1)echo"Variable is 1.";;2)echo"Variable is 2.";...
In the above example, we will pass an argument to the shell script and according to the argument, it will execute either the file or directory by default it displays the usage of the shell script. If we pass –f and filename it displays the file name, etc. Output: Conclusion Finally, ...
An alternative to if-else statements in shell scripting is the case statement. The case statement allows you to match a value against multiple patterns and execute different blocks of code based on the match. Here’s an example: case$varin1)echo"Variable is 1.";;2)echo"Variable is 2.";...
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" ...
of shell scripting like arrays in the shell script, arguments in the shell script, and until and unless we know how to execute a shell script all other technical nit bits are of no use in learning. One kind of gets handicapped if one user is not able to execute a shell script, ...
Before we move on to the topic of bash scripting use cases, we need to elaborate on what bash and bash scripting are. Bash is acommand-line interface interpreterthat runs in a text window where users can manage and execute shell commands. Bash – or shell scripting – on the other hand...
PowerShell is an extensive scripting language capable of automating just about everything, and not just for system administrators. But what if you don’t know what you don’t know yet? In that case, this combination of various PowerShell script examples will help jumpstart your PowerShell scrip...
What is BASH Scripting? Mostly we use shell commands one by one in the terminal for our everyday tasks. Still, sometimes you have to perform complex tasks or repetitive tasks, which involves a series of commands being executed in a proper sequence. A shell can also take commands as input ...
I will share scripting examples in the later part of this tutorial. Special variables in bash Here's quick look into the special variables you get in bash shell: Special VariableDescription $0 Gets the name of the current script. $# Gets the number of arguments passed while executing the ...