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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36

Browser: Chrome 100

Operating system: Mac OS X 10.15.5

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
var	2063601.0 Ops/sec
let	2131361.8 Ops/sec
const	2170394.2 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()

;