var foo = 'bar'
function one() {
var foo = 'baz';
two(foo);
}
function two(f) {
console.log(f || foo)
}
one()
two()
On Wednesday, 10 July 2013 23:35:06 UTC+2, Jean-Michel Hiver wrote:
>
> Hello
>
> Please consider the following code:
>
> var foo = "bar";
>
> function one() {
> var foo = "baz";
> two();
> }
>
> function two() {
> console.log (foo);
> }
>
> one();
> two();
>
> Outputs:
>
> bar
> bar
>
> Question: in one() function, is there a way to override the variable
> temporarily, like the "local" keyword in Perl? Because doing:
>
> function one() {
> var foo_orig = foo;
> foo = "baz";
> two();
> foo = foo_orig;
> }
>
>
> Isn't super elegant.
>
> Thanks
> JM
>
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