Run results for: Spread vs. Apply

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36

Browser: Chrome 64

Operating system: Windows

Device Platform: Other

Date tested: 2025 years ago

Test name	Executions per second
Apply	1804889.0 Ops/sec
Apply + concat with existing args	162578.0 Ops/sec
Spread	129384.3 Ops/sec
Spread with existing args	128478.4 Ops/sec

Script Preparation code:

var arr = [];
for (var i = 0; i < 2048; i++) {
  arr.push(Math.floor(Math.random() * 4096));
}

Tests:

Apply
Math.max.apply(arr);
Apply + concat with existing args
Math.max.apply(arr.concat([1, 2, 4, 2, 3, 1, 2]));
Spread
Math.max(...arr);
Spread with existing args
Math.max(1, 2, 4, 2, 3, 1, 2, ...arr);