Run results for: Arrow fn vs. bind

Run details:

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

Browser: Chrome 112

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Bind	5758165.5 Ops/sec
Arrow fn	8819995.0 Ops/sec

Script Preparation code:

class TestClass {
  constructor() {
    this.secreatNumber = 0;
  }

  handleJob() {
    return this.secreatNumber++;
  }
}

var testClass = new TestClass();

function caller(fn) {
  return fn();
}

Tests:

Bind
caller(testClass.handleJob.bind(testClass));
Arrow fn
caller(() => testClass.handleJob());

Run results for: Arrow fn vs. bind

Bind

Arrow fn