Benchmark: Arrow function vs normal function

Script Preparation code:

arrowFn = (a, b) => a + b;
fn = function(a, b) {
    return a + b;
};

Tests:

Rendered benchmark preparation results:

Previous results

Test case name	Result
Arrow function
Closure function

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Latest run results:

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

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.1 Safari/605.1.15

Browser/OS: Safari 17 on Mac OS X 10.15.7

Test name	Executions per second
Arrow function	9645371.0 Ops/sec
Closure function	9444812.0 Ops/sec

Arrow function vs normal function (version: 0)