Run results for: Arrow function vs normal function comparison [2.1]

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.0.1 Safari/605.1.15

Browser: Safari 26

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 9 months ago

Normal function

92.1M/s

Arrow function

88.3M/s

View exact numbers

Test name	Executions per second
✓ Normal function	92,050,976 Ops/sec
Arrow function	88,325,184 Ops/sec

Script Preparation code:

let a1 = 1
let a2 = 2

createArrow = function () {
  return (a, b) => a + b + a1;
}

createRegular = function () {
  return function(a, b) {
    return a + b + a2;
  };
}

arrowFn = createArrow(1)
regularFn = createRegular(2)

Tests:

Arrow function
arrowFn()
Normal function
regularFn()