Run results for: const vs let vs var - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Linux; Android 12; SM-S901N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.5005.184 Whale/2.7.7.2 Mobile Safari/537.36

Browser: Chrome 102

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
var	2532814.0 Ops/sec
let	2232656.5 Ops/sec
const	2159993.0 Ops/sec

Tests:

var
var g = { e: [] } g.o = function(x) { g.e.push(...[1,2,3]) } g.o()
let
var g = { e: [] } g.o = function(x) { g.e.push(...[1,2,3]) } g.o()
const
const g = { e: [] } g.o = function(x) { g.e.push(...[1,2,3]) } g.o()

;