Run results for: var vs let vs boolean vs string vs int - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:124.0) Gecko/20100101 Firefox/124.0

Browser: Firefox 124

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

Test name	Executions per second
!! (number)	986763000.0 Ops/sec
Boolean() (number)	984892500.0 Ops/sec
ternary (number)	989451900.0 Ops/sec
!! (string)	989081200.0 Ops/sec
Boolean() (string)	982467200.0 Ops/sec
ternary (string)	984012700.0 Ops/sec

Website performance monitoring

Tests:

!! (number)
let a = true
Boolean() (number)
let a = "t"
ternary (number)
let a = 1
!! (string)
var a = true
Boolean() (string)
var a = "t"
ternary (string)
var a = 1