I am brand new to JavaScript and I would like practice my skills using a simple windows based IDE. While learning I do not want to use any CSS or HTML. I would like if possible
Have a look at either,
You can use either software, together with node.js, to get what you want.
Executing the file,
function squareNumber(x) {
return x * x;
}
console.log(squareNumber(5));
with node.js will output,
25