Benchmark Run Result for: Array.prototype.concat vs spread vs push 08072019

Array.prototype.concat vs spread vs push 08072019

Date tested: 4 years ago

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36

Test name	Executions per second
Array.prototype.concat	2970855.0 Ops/sec
spread operator	25736020.0 Ops/sec
Push	34842310.0 Ops/sec

Benchmark definition (click to collapse):

Tests:

Array.prototype.concat
var params = [ "hello", true, 7 ]; var other = params.concat(1);
spread operator
var params = [ "hello", true, 7 ]; var other = [...params, 1];
Push
var params = [ "hello", true, 7 ]; params.push(1);

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