Are Function Parameters Global?

Question

If a variable is stored as a function parameter, can it be accessed outside of the function?

Answer 1

Make X a global var like:

var x;
function() {
x = ....
}

Answer 2

Can you show me an example of what you mean/need??

Answer 3

No, you can have a different variable with the same name on the outter scope though...

Answer 4

so I can make a var inside function assign to parameter, and then it is accessible?

Answer 5

how to connect x to speed
function gasPedal() {
var x = null//pedal "depth"
}
function car(make,model,speed,etc){
if (gasPedal) {
speed += x
}
}

Answer 6

sorry, very rough, quick draft