Run results for: let vs var

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.61 Safari/537.36

Browser: Chrome 94

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
a	11610.3 Ops/sec
b	11588.0 Ops/sec

HTML Preparation code:

<script src=''></script>

AخA
 
<script src=''></script>

Script Preparation code:

var lt = 0;
var vt = 0;

 
var lt = 0;var vt = 0;

Tests:

for(var i=0; i<1000; i++){
  var a = 0;
lt++;
}

 
for(var i=0; i<1000; i++){  var a = 0;lt++;}

for(var i=0; i<1000; i++){
   let a = 0;
vt++;
}

 
for(var i=0; i<1000; i++){   let a = 0;vt++;}