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Run results for:
var vs let vs const init
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:135.0) Gecko/20100101 Firefox/135.0
Browser:
Firefox 135
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
let
3413.8M/s
const
3397.5M/s
var
3384.8M/s
View exact numbers
Test name
Executions per second
✓
let
3,413,769,728 Ops/sec
const
3,397,528,320 Ops/sec
var
3,384,847,360 Ops/sec
Tests:
var
var nums = 55;
let
let nums = 56;
const
const nums = 57;