Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0
Firefox 115
Windows
Desktop
one year ago
Test name Executions per second
Push 2514.4 Ops/sec
Join 7561.5 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)