Run results for: () => this.something() vs this.something.bind(this)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.70 Safari/537.36

Browser: Chrome 78

Operating system: Mac OS X 10.14.6

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
() => this.something()	3858.0 Ops/sec
this.something.bind(this)	1583.8 Ops/sec

Tests:

() => this.something()
function A() { this.something = function() { console.log(this); }; document.addEventListener('scroll', () => this.something()); } new A();
this.something.bind(this)
function A() { this.something = function() { console.log(this); }; document.addEventListener('scroll', this.something.bind(this)); } new A();