Linux, Bash, How to pass variables to functions!?

Question

linux

How to pass variables to functions?
So that later at the end these variables will self-destruct.
Now the function is like this.
function test {
echo '1'
}
test

Answer 1

tldp.org/LDP/abs/html/complexfunct.html

Answer 2

function_name $arg1 $arg2