/// A function sees whatever variables were around when it was created.
/// Here, `get` and `set` were created within the same call to
/// `assignAccessors`, so they see the same `x`.
var get, set;
function assignAccessors() {
    var x = 1;
    get = function() { return x; }
    set = function(y) { x = y; }
}assignAccessors();
log(get());
set(10);
log(get());