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grthyvar vs let vs constndj
(version: 1)
Comparing performance of:
var vs let vs const vs outside - var vs outside - let vs global
Created:
one year ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<!--your preparation HTML code goes here-->
Script Preparation code:
let arr = Array(3e6).fill(()=>{})
Tests:
var
for(var o of arr) o()
let
for(let o of arr) o()
const
for(const o of arr) o()
outside - var
var o for(o of arr) o()
outside - let
let o for(o of arr) o()
global
for(o of arr) o()
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (6)
Previous results
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Test case name
Result
var
let
const
outside - var
outside - let
global
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Mobile Safari/537.36
Browser/OS:
Chrome Mobile 133 on Android
View result in a separate tab
Embed
Embed Benchmark Result
Test name
Executions per second
var
14.0 Ops/sec
let
14.0 Ops/sec
const
14.0 Ops/sec
outside - var
14.1 Ops/sec
outside - let
14.0 Ops/sec
global
1.2 Ops/sec
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foofoo2023
grthyvar vs let vs const
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