Run results for: JS multiple function arguments vs. single arguments object

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0

Browser: Chrome 128

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Multiple arguments

1.8M/s

args object

1.5M/s

View exact numbers

Test name	Executions per second
✓ Multiple arguments	1,836,279 Ops/sec
args object	1,471,745 Ops/sec

Script Preparation code:

var data = { a: 1, b: 2, c: 3, d: 4, e: 5, f: 6 };

function f1(a, b, c, d, e, f, g) {
  return a + b + c + d + e + f + g;
}

Tests:

Multiple arguments
f1(data.a, data.b, data.c, data.d, data.e, data.f, Math.random())
args object
f1({ a: data.a, b: data.b, c: data.c, d: data.d, e: data.e, f: data.f, g: Math.random() })