Typically an atom or a ref is used when you want a variable

On 8 March 2011 23:59, Timothy Baldridge <[email protected]> wrote:
> If in a namespace I bind a var:
>
> (def foo 3)
>
> And then later on in my program re-bind that var:
>
> (def foo 1)
>
> Will all parts of my program instantly see that update? How is it
> possible to have any sort performance when we're basically having a
> namespace function lookup for every single function call?

Is there a reason you're using a var rather than an atom or a ref?

- James

> Thanks for the help,
>
> Timothy
>
> --
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