Info

http://stackoverflow.com/questions/14178807/is-it-advisable-to-cache-objects-that-are-only-used-twice-in-javascript/14178867#14178867

Preparation code

 
<script>
  Benchmark.prototype.setup = function() {
    var app = {
      user: {
        name: 'Hunter Loftis',
        url: 'hunterloftis.com'
      }
    };
  };
</script>

Test runner

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var user = app.user;
var name = user.name;
var url = user.url;

var name = app.user.name;
var url = app.user.url;

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