Benchmark: substring vs slice on string

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const id = '123818727033'
const id_with = '123818727033_2'

Tests:

substring
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ const base1 = id.substring(0,12) const base2 = id_with.substring(0,12)
slice
const base1 = id.slice(0,12) const base2 = id_with.slice(0,12)

Rendered benchmark preparation results:

Previous results

Test case name	Result
substring
slice

Latest run results:

Run details: (Test run date: one month ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/149.0.0.0 Safari/537.36

Browser/OS: Chrome 149 on Mac OS X 10.15.7

slice

232.4M/s

substring

231.6M/s

View exact numbers

Test name	Executions per second
✓ slice	232,395,440 Ops/sec
substring	231,623,120 Ops/sec

substring vs slice on string (version: 1)