Benchmark: Accessing Object Data via Global vs. Argument Reference

Script Preparation code:

var globalData = {
  data: {
   property: "value",
  },
};

Tests:

Accessing via Global Reference
function global () { return globalData.data.property; } global();
Accessing via Argument Reference
function argument (arg) { return arg.data.property; } argument(globalData);

Rendered benchmark preparation results:

Previous results

Test case name	Result
Accessing via Global Reference
Accessing via Argument Reference

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Latest run results:

Run details: (Test run date: 5 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36

Browser/OS: Chrome 73 on Mac OS X 10.14.3

Test name	Executions per second
Accessing via Global Reference	17050670.0 Ops/sec
Accessing via Argument Reference	16847970.0 Ops/sec

Accessing Object Data via Global vs. Argument Reference (version: 2)