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

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36

Browser: Chrome 112

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Var	12611.7 Ops/sec
Const	12572.1 Ops/sec
Let	12598.3 Ops/sec

Tests:

Var
var tmp; for(var i = 0;i < 250000;i++) { tmp = i * (i - 1) * (i + 1); }
Const
for(var i = 0;i < 250000;i++) { const tmp = i * (i - 1) * (i + 1); }
Let
let tmp; for(var i = 0;i < 250000;i++) { tmp = i * (i - 1) * (i + 1); }

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