Run results for: Bind vs closure declaration

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 126

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

create closure

4.5M/s

use closure()

4.4M/s

create bind

3.8M/s

use bind

3.5M/s

View exact numbers

Test name	Executions per second
✓ create closure	4,513,133 Ops/sec
use closure()	4,378,326 Ops/sec
create bind	3,835,164 Ops/sec
use bind	3,523,704 Ops/sec

Script Preparation code:

function toBind(param) {
  return param * 2;
}
function bind() {
  var rnd = Math.random();
  return toBind.bind(null, rnd);
}

function closure() {
  var rnd = Math.random();
  return inner;
  function inner() {
    return rnd * 2;
  }
}

Tests:

create bind
var fnc = bind();
create closure
var fnc = closure()
use bind
var fnc = bind(); var out = fnc();
use closure()
var fnc = closure(); var out = fnc();