Bash Functions | bash functions with parameters | bash function return | bash main function

Bash Functions, Bash functions are a way to group reusable code blocks together. This can be useful for organizing your scripts and making them more readable. It can also make your code more efficient, as you can avoid writing the same code multiple times. To define a bash function, you use the function keyword. The function name is followed by a pair of parentheses. Inside the parentheses, you can list any arguments that the function will take. Then, you enclose the body of the function in curly braces. Here is an example of a simple bash function: Bash function hello() { echo "Hello, world!" } Use code with caution. Learn more To call the function, simply type its name in the terminal. For example, to call the hello() function, you would type: Bash hello Use code with caution. Learn more This would print the message "Hello, world!" to the terminal. You can also pass arguments to functions. To do this, you list the arguments after the function name when you call it. For example, the following function takes a name as an argument and prints a greeting to that person: