Benchmark: js private field

Tests:

private
class MyClass { #_propertyOne = 1; #_propertyTwo = 2; #_sum = 0; sumProperties() { for (let i = 0; i < 10_000; i++) this.#_sum += this.#_propertyOne + this.#_propertyTwo; } } new MyClass().sumProperties();
public
class MyClass { _propertyOne = 1; _propertyTwo = 2; _sum = 0; sumProperties() { for (let i = 0; i < 10_000; i++) this._sum += this._propertyOne + this._propertyTwo; } } new MyClass().sumProperties();

Rendered benchmark preparation results:

Previous results

Test case name	Result
private
public

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36 Edg/112.0.1722.58

Browser/OS: Chrome 112 on Mac OS X 10.15.7

Test name	Executions per second
private	5632.6 Ops/sec
public	8326.7 Ops/sec

js private field (version: 0)