Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36
Chrome 123
Mac OS X 10.15.7
Desktop
9 months ago
Test name Executions per second
Push 808.9 Ops/sec
Join 26809.9 Ops/sec
Script Preparation code:
AخA
 
var strs = Array.from(new Array(10000)).map(() => 'String concat. ')
var result = []
Tests:
  • Push

     
    for (let i = 0; i < strs.length; i++) {
      result.push(strs[i])
    }
  • Join

     
    result = strs.map((a) => a)