1. Using if-else to check whether two numbers are equal When trying to understand the working of a function like if-else in a shell script, it is good to start things simple. Here, we initialize two variables a and b, then use the if-else function to check if the two variables are...
1. Using if-else to check whether two numbers are equal When trying to understand the working of a function like if-else in a shell script, it is good to start things simple. Here, we initialize two variables a and b, then use the if-else function to check if the two variables are...
Q: What is the use of “if-else” statements in shell scripts? A: In shell scripts, “if-else” statements are used to regulate the flow of execution based on particular conditions. This structure lets you take different actions or run alternative code blocks depending on whether a condition...
If you don’t use either of these network configuration schemes, you can still use the keyfile plugin to specify the unmanaged device directly inside your NetworkManager.conf file using the MAC address. Here’s how that might look: 如果您不使用这两种网络配置方案中的任何一种,仍然可以使用keyfile...
How to use Linux shell script to create a command line interactive menu window interface All In One 如何使用 Linux shell script 制作一个命令行交互式菜单窗口界面 All In One Q: 如何实现一个类似raspi-config的交互式命令行菜单对话框功能
In bash script, if you wish to apply multiple conditions using if statement then use ‘ if elif else’. In this type of conditional statement, if the first condition is met then code below it will be executed otherwise next if condition will checked and if it is not matched then commands...
We have defined this function insidefunction.shfile. Now let us execute this script: $ chmod +x function.sh $ ./function.sh Hello, World If you observe, above output is exactly identical to previous one. More about functions In previous section we have defined very basic function. However ...
In the above script, we first declare a variable 'num' and assign it a value of 10. The 'if' statement then checks if the number is greater than 5. If the condition is true, it prints out "The number is greater than 5". It's important to note here that the 'if' condition is...
Shell Script to Find Username in Password File 2. Using Awk’s Variable Assignment This method is simpler and better compared to the first method. Considering the example above, we can run a simple command to accomplish the job. Under this method, we use the-voption to assign a shell vari...
In this article, I’m going to teach you how to use If, Else, and Elseif conditional logic and explain how this can help you as a PowerShell scriptwriter. How to use the PowerShell If statement PowerShell If statements are used to perform the conditional execution of code. They allow ...