Run results for: Multiple function parameters vs parameter object

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

New parameter object

98.9M/s

Explicit parameters

93.8M/s

View exact numbers

Test name	Executions per second
✓ New parameter object	98,877,880 Ops/sec
Explicit parameters	93,785,344 Ops/sec

Script Preparation code:

function f1(a, b, c, d, e, f, g) {
  return a + b + c + d + e + f + g;
}

function f2(p) {
  return p.a + p.b + p.c + p.d + p.e + p.f + p.g;
}

Tests:

Explicit parameters
f1(1, 2, 3, 4, 5, 6, Math.random());
New parameter object
f2({ a: 1, b: 2, c: 3, d: 4, e: 5, f: 6, g: Math.random()});