Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:99.0) Gecko/20100101 Firefox/99.0
Firefox 99
Windows
Desktop
2 years ago
Test name Executions per second
Array.prototype.concat 2422263.2 Ops/sec
spread operator 4302488.0 Ops/sec
Push 6372391.0 Ops/sec
Tests:
  • Array.prototype.concat

    AخA
     
    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);