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Run results for: Plus equals is slow 333

Why the hell 333

Go to the benchmark
Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.75 Safari/537.36
Chrome 50
Linux
Other
8 years ago
Test name Executions per second
var Plus equals 2007775.0 Ops/sec
var Plus 1359920.4 Ops/sec
let plus equals 388833.0 Ops/sec
let plus 1353866.0 Ops/sec
Tests:

  • var Plus equals

    AخA
     
    var x = 0;
    for (var i=0; i < 1000; i++)
    {
      x += 2 + i;
    }

  • var Plus

     
    var x = 0;
    for (var i=0; i < 1000; i++)
    {
      x = x + 2 + i;
    }

  • let plus equals

     
    let x = 0;
    for (var i=0; i < 1000; i++)
    {
      x += 2 + i;
    }

  • let plus

     
    let x = 0;
    for (var i=0; i < 1000; i++)
    {
      x = x + 2 + i;
    }