Run results for: Bind vs closure declaration

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0

Browser: Firefox 128

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

use closure()

198.8M/s

create closure

198.3M/s

create bind

30.9M/s

use bind

26.0M/s

View exact numbers

Test name	Executions per second
✓ use closure()	198,834,848 Ops/sec
create closure	198,305,296 Ops/sec
create bind	30,868,940 Ops/sec
use bind	25,974,992 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();