Benchmark: test const vs let

Tests:

const
const num = 500; const nums = []; for(let i = 0; i < 100; ++i) { nums.push(String(num)); }
let
let num = 500; let nums = []; for(let i = 0; i < 100; ++i) { nums.push(String(num)); }

Rendered benchmark preparation results:

Previous results

Test case name	Result
const
let

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Latest run results:

Run details: (Test run date: 12 days ago)

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:125.0) Gecko/20100101 Firefox/125.0

Browser/OS: Firefox 125 on Linux

Test name	Executions per second
const	4843576.0 Ops/sec
let	5014172.0 Ops/sec

test const vs let (version: 0)