Benchmark Run Result for: concat vs spread operator vs push

concat vs spread operator vs push

Compare the new ES6 spread operator with the traditional concat() method and push

Date tested: 2 years ago

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36 Edg/98.0.1108.50

Test name	Executions per second
Array.prototype.concat	7993637.0 Ops/sec
spread operator	35844440.0 Ops/sec
Push	52250540.0 Ops/sec

Benchmark definition (click to collapse):

Tests:

Array.prototype.concat
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].concat(params);
spread operator
var params = [ "hello", true, 7 ] var other = [ 1, 2, ...params ]
Push
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].push(params);

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